Ifp Energies Nouvelles patents list (updated weekly)

Compressed air energy storage and recovery system and method with constant volume heating

The invention is a compressed gas energy storage and recovery system and method, of AACAES type. The system and the method according to the invention heats at constant volume stored compressed gas to increase the pressure of the stored compressed gas.... Ifp Energies Nouvelles

Modified catalyst with structure type mtw, a its preparation and its use in a process for the isomerization of an aromatic c8 cut

The invention concerns a catalyst comprising at least one zeolite with structure type MTW, a matrix, at least one metal from group VIII of the periodic classification of the elements, said catalyst having a mesopore volume increased by at least 10% compared with its initial mesopore volume, which is generally... Ifp Energies Nouvelles

Process for the treatment of a gasoline by separation into three cuts

e) carrying out a second step for desulphurization of the second heavy gasoline cut... Ifp Energies Nouvelles

Method for exploitation and/or monitoring of an aquifer comprising at least one dissolved gas

The invention is a method for the exploitation and/or monitoring of an underground formation having at least one reservoir comprising water, at least one gas species of interest and at least one atmospheric isotope of at least one rare gas present in dissolved form in the water of the reservoir.... Ifp Energies Nouvelles

Compact combined mixing and distribution device

characterised in that said mixing zone is disposed at the same level as the distribution zone, said mixing and distribution zones being delimited by at least one annular wall comprising at least one lateral passage section adapted for the passage of the fluids from said mixing zone to said distribution... Ifp Energies Nouvelles

Catalyst comprising gold homogeneously dispersed in a porous support

A catalyst comprising gold and a porous support containing at least one refractory oxide, in which the gold content is in the range 0.01% to 5% by weight with respect to the total weight of catalyst, and in which the particles of gold are distributed homogeneously through said porous support... Ifp Energies Nouvelles

Inclined bed reactor permitting a small quantity of catalyst to be employed

The present invention describes a type of inclined bed reactor which permits a small quantity of catalyst to be employed. Application of the reactor to a regenerative reforming process.... Ifp Energies Nouvelles

Catalyst comprising dispersed gold and palladium, and its use in selective hydrogenation

the gold/palladium molar ratio is more than 2.... Ifp Energies Nouvelles

Method for producing 1,3-butadiene from 1,4-butanediol

One step for pyrolysis of 1,4-butanediol diester, producing butadiene.... Ifp Energies Nouvelles

Catalyst comprising an izm-2 zeolite with an optimized si/al molar ratio, for the isomerization of c8 aromatic cuts

A catalyst is described comprising at least one IZM-2 zeolite containing silicon atoms and aluminium atoms, at least one matrix and at least one metal from group VIII of the periodic classification of the elements, the zeolite having a ratio between the number of moles of silicon and the number... Ifp Energies Nouvelles

Method for operating a hydrocarbon deposit by injection of a gas in foam form

Applicable notably to oil exploration and operation.... Ifp Energies Nouvelles

Method of segmenting the image of an object reconstructed by three-dimensional reconstruction

The invention is a method for the segmentation of an object's image obtained by three-dimensional reconstruction. as Based on an object's image represented by a finite number of intensity levels, the image is reconstructed based on projections acquired from different angles around the object, a distribution representative of the spread... Ifp Energies Nouvelles

Methods for the preparation of alumina beads formed by dewatering a highly dispersible gel

A process for the preparation of an alumina in the form of beads with a sulphur content in the range 0.001% to 1% by weight and a sodium content in the range 0.001% to 1% by weight with respect to the total mass of said beads is described, said beads... Ifp Energies Nouvelles

Method for controlling a variable-speed transmission device with epicyclic gear trains of a power train, in particular for a hybrid vehicle

According to the invention, the method consists in blocking sun gear (72) and crown (86) of machine epicyclic gear train (68) to provide motion of the vehicle by machine (20) alone or in combination with engine (10).... Ifp Energies Nouvelles

Method for esterification of a diol using a reactive distillation

A water elimination step that is fed with distillate from the esterification step that comprises water and producing at least one water effluent.... Ifp Energies Nouvelles

Method for softening sulfide-type compounds of an olefinic gasoline

This invention relates to a method for reducing the content of sulfide-type compounds of formula R1-S—R2, with R1 and R2 selected from among the methyl (CH3) and ethyl (C2H5) radicals, of a gasoline that contains diolefins, monoolefins, and sulfur. The method implements a first catalytic step for selective hydrogenation of... Ifp Energies Nouvelles

Container for a system for storing and restoring heat, comprising a double wall formed from concrete

The invention relates to a container (200) for a heat storage and restitution system, comprising a vessel in which a gas is circulating in order to be cooled or heated. The vessel is limited by a first jacket formed from concrete (203) surrounded by a thermally insulating layer (206), which... Ifp Energies Nouvelles

Container for a system for storing and restoring heat, comprising at least two modules formed from concrete

The invention is a container (200) for a system for storing and restoring heat, comprising a vessel including means for injecting and withdrawing a gas to be cooled or reheated. The vessel is limited by a first jacket formed from concrete (203) surrounded by a thermally insulating layer (206), which... Ifp Energies Nouvelles

Method for preparing a nanometric zeolite y

Preparation of a FAU-structural-type nanometric zeolite Y having a crystal size of less than 100 nm and an Si/Al ratio that is greater than 2: mixing, in aqueous medium, of at least one AO2 source of at least one tetravalent element A that is silicon, germanium, and/or titanium, at least... Ifp Energies Nouvelles

Hybrid vehicle powertrain with a device for connecting/disconnecting the electric machine

The present invention is a powertrain for a hybrid vehicle, comprising a driving/receiving machine (20), a thermal engine (10) and engine shaft (12), a speed variation device (14) including an engine epicyclic gear train (24) with a sun gear (34) and a crown (42) which are each connected to the... Ifp Energies Nouvelles

Process for steam reforming natural gas, having two combustion chambers generating hot fumes supplying the necessary heat to the process and connected in series or in parallel

The present invention describes a process for steam reforming natural gas, comprising a steam reforming exchanger-reactor (3000), a reactor for converting CO to CO2 (3100), and a PSA hydrogen purification unit (4300), with a view to producing a synthesis gas in which the heat necessary for the steam reforming reaction... Ifp Energies Nouvelles

Heavy metal capture mass with improved performances

it being understood that the ratio between the mesopore volume and the macropore volume (V6 nm-100 nm/V100 nm) is in the range 1 to 5.... Ifp Energies Nouvelles

Process for preparing olefins by dehydrating alcohols with less side effects comprising addition of sulfur containing compounds

The component introduced at step (a) can be chosen from the group consisting of thiols, sulfides, disulfides.... Ifp Energies Nouvelles

Conversion process comprising at least one step for fixed bed hydrotreatment and a step for hydrocracking in by-passable reactors

The invention concerns a process for the treatment of a hydrocarbon feed in order to obtain a heavy hydrocarbon fraction with a low sulphur content, said process comprising the following steps: a) an optional step for hydrodemetallization carried out in permutable reactors, b) a step for fixed bed hydrotreatment of... Ifp Energies Nouvelles

Process for the production of cellulolytic and/or hemicellulolytic enzymes

The process for the production of cellulolytic and/or hemicellulolytic enzymes by a cellulolytic and/or hemicellulolytic microorganism according to the present invention comprises at least one phase for growth in the presence of a source of carbon and at least one phase for production in the presence of an inducing substrate,... Ifp Energies Nouvelles

Product for the depollution of exhaust gases, especially from an inernal combustion engine, and the depollution of exhaust gases using said product

According to the invention, the product comprises a mixture of a reductant containing ammonia or a compound generating ammonia by decomposition, or a hydrocarbon from a hydrocarbon-containing substance, oxygenated or not, and of an additive for catalysing particle oxidation.... Ifp Energies Nouvelles

Process for the isomerizing dehydration of a primary alcohol feedstock substituted in position 2 by an alkyl group on a catalyst comprising an iron-type zeolite

Isomerizing dehydration of feedstock containing a primary alcohol substituted in position 2 by an alkyl group in which the feedstock is heated to the reaction temperature by indirect heat exchange then vaporization by mixing with a diluent effluent, the diluted and vaporized feedstock being dehydrated in at least one dehydration... Ifp Energies Nouvelles

Method of exploitation of hydrocarbons of an underground formation by means of optimized scaling

The invention is a method for exploitation of a sedimentary basin containing hydrocarbons, including optimized scaling of the geological model. Based on categorical property measurements, a first meshed representation of a formation is constructed reflecting the categorical property measurements. At least one second meshed representation having a lower resolution is... Ifp Energies Nouvelles

Process for removing oxygenated contaminates from an ethylene stream

The present invention is, in a first embodiment, a process for removing oxygenated contaminants from an ethylene stream comprising: a) providing a dried ethylene stream (A) comprising essentially ethylene, up to 1 w % oxygenates, ethane, CO, CO2, H2, CH4 and C3+ hydrocarbons, b) sending said stream (A) to a... Ifp Energies Nouvelles

Power train with a variable-speed transmission and motor vehicle of hybrid type using such a power train

The present invention relates to a powertrain for a motor vehicle comprising a thermal engine (10), a variable-speed transmission device (14) including an engine epicyclic gear train (26) with a sun gear (36) carried by a hollow shaft (42) and a crown gear (56) carried by a hollow shaft (62)... Ifp Energies Nouvelles

Method and plant for chemical looping oxidation-reduction combustion of a gaseous hydrocarbon feedstock with intermediate catalytic steam reforming of the feed

FIG. 2 to be published.... Ifp Energies Nouvelles

System for compensating heaving for an element hooked onto movable equipment

The present invention relates to a motion compensation system for an element hanging from a mobile unit, the system comprising two blocks, at least two articulated arms, a compensation cylinder and a cable. According to the invention, at least one characteristic length of the articulated system (for example: the length... Ifp Energies Nouvelles

Plant and chemical looping oxidation-reduction combustion of a gaseous hydrocarbon feedstock with catalytic pre-reforming of the feed

The invention relates to a plant and to a method for chemical looping oxidation-reduction combustion of a gaseous hydrocarbon feed, for example natural gas essentially containing methane. According to the invention, catalytic pre-reforming of the feed is performed in a pre-reforming zone comprising a fixed reforming catalyst, while benefiting from... Ifp Energies Nouvelles

Method and plant for chemical looping oxidation-reduction combustion of a gaseous hydrocarbon feedstock with in-situ catalytic reforming of the feed

The invention relates to a method and to a plant for chemical looping oxidation-reduction combustion (CLC) of a gaseous hydrocarbon feed, for example natural gas essentially containing methane. According to the invention, catalytic reforming of the feed is performed within the reduction zone where combustion of the feed is conducted... Ifp Energies Nouvelles

Process and chemical looping redox combustion with control of the heat exchanges

The invention relates to a process and to a unit for chemical looping oxidation-reduction combustion of a hydrocarbon feed, wherein heat exchanges are controlled through a level variation of a dense fluidized bed of active mass particles in an external heat exchanger (E1, E2), positioned on a transport line carrying... Ifp Energies Nouvelles

11/02/17 / #20170312650

Novel device for distributing gas and liquid in catalytic distillation columns

The present invention describes a device for supplying the catalytic zone of a reactive distillation column using a liquid stream as the reaction stream, the flow of liquid in the reactive zone being of the upflow type and gas not encountering the liquid in the reactive zone.... Ifp Energies Nouvelles

11/02/17 / #20170312720

Mixing and distribution device with mixing and exchange zones and deflectors

A fluid mixing and distribution device for a catalytic downflow reactor, said device comprising a collection zone (A), a mixing zone (B) comprising a mixing chamber (15) for fluids and an exchange chamber (16) for fluids, a distribution zone (C), said exchange chamber (16) comprising at least one upper lateral... Ifp Energies Nouvelles

11/02/17 / #20170313950

Radial bed reactor allowing the use of a small quantity of catalyst

The present invention describes a type of radial bed reactor which can allow a small quantity of catalyst to be used. Application to a regenerative reforming process reactor.... Ifp Energies Nouvelles

10/26/17 / #20170304799

Zeolite-based adsorbents based on zeolite x with a low binder content and a low outer surface area, process for preparing them and uses thereof

The invention also relates to a process for preparing the said adsorbent and to the uses thereof, especially for separating xylene isomers.... Ifp Energies Nouvelles

10/26/17 / #20170304800

Zeolite-based adsorbents based on lsx zeolite of controlled outer surface area, process for preparing them and uses thereof

The present invention relates to a zeolite-based adsorbent comprising at least one zeolite of FAU structure of LSX type and comprising barium and/or potassium, in which the outer surface area of said zeolite-based adsorbent, measured by nitrogen adsorption, is between 20 m2·g−1 and 100 m2·g−1, limits inclusive. The present invention... Ifp Energies Nouvelles

10/26/17 / #20170304807

Method for preparation of a fischer-tropsch catalyst with vapor treatment

A treatment under water vapor of the solid that is obtained in step b) is carried out at a temperature of between 110 and 195° C. for a length of time of between 30 minutes and 4 hours, in the presence of an air/vapor mixture that comprises between 2 and... Ifp Energies Nouvelles

10/26/17 / #20170304809

Modified crystalline aluminosilicate for dehydration of alcohols

The present invention relates to a catalyst composition comprising a modified crystalline aluminosilicate of the Framework Type FER having Si/Al framework molar ratio greater than 20 characterized in that in said modified crystalline aluminosilicate the ratio between the strong acid sites and the weak acid sites, S/W, is lower than... Ifp Energies Nouvelles

10/12/17 / #20170291859

Method for the production of butadiene and hydrogen from ethanol in two low-water and low-energy-consumption reaction steps

The invention concerns a process for the production of butadiene from an ethanol feed comprising at least 80% by weight of ethanol, comprising at least one step A) for the conversion of ethanol into acetaldehyde A), a step B) for converting an ethanol/acetaldehyde mixture into butadiene, a step C1) for... Ifp Energies Nouvelles

10/12/17 / #20170292080

Process for the treatment of a gasoline

c) fractionating, in a splitter, the at least partially desulphurized intermediate gasoline cut MCN which has not undergone catalytic treatment subsequent to step b), in a manner such as to recover an intermediate gasoline with low sulphur and mercaptans contents from the column head and a cut of hydrocarbons containing... Ifp Energies Nouvelles

10/05/17 / #20170282142

Compact device for mixing fluids

the section of said mixing chamber (9) is a parallelogram and has at least one means (15) deflecting over at least one of the four internal walls of mixing chamber (9) with a parallelogram section.... Ifp Energies Nouvelles

09/21/17 / #20170267604

Method for the production of butadiene from ethanol in one low-water- and low-energy-consumption reaction step

The invention concerns a process for the production of butadiene from an ethanol feed comprising at least 80% by weight of ethanol, comprising a step for conversion of ethanol to acetaldehyde, a step for the extraction of butadiene, a step for scrubbing gaseous by-products with water, a step for eliminating... Ifp Energies Nouvelles

09/14/17 / #20170259249

Nickel-based mesoporous catalyst and use thereof in hydrogenation

A supported catalyst having a calcined, predominantly aluminium, oxide support and an active phase of 5 to 65% by weight nickel with respect to the total mass of the catalyst, said active phase having no group VIB metal, the nickel particles having a diameter less than or equal to 20... Ifp Energies Nouvelles

09/07/17 / #20170252726

Method for preparing a multi-metal catalyst having an optimized site proximity

The invention concerns a process for preparing a catalyst comprising at least one metal M from the platinum group, tin, a phosphorus promoter, a halogenated compound, a porous support and at least one promoter X1 selected from the group constituted by gallium, indium, thallium, arsenic, antimony and bismuth. The promoter... Ifp Energies Nouvelles

09/07/17 / #20170254384

System for controlling the movement of a load

The invention is a system for controlling the relative movement of a load P, comprising at least one main damper having a longitudinal action of stroke C and two ends with one end being connected to a frame and the other being connected to the load. A compensation device is... Ifp Energies Nouvelles

08/24/17 / #20170239642

Zeolite adsorbents with low binder content and large external surface area, preparation of same and uses thereof

The present invention relates to a zeolite absorbent comprising at least one FAU zeolite with hierarchical porosity and comprising barium or barium and potassium, and the external surface area of which is greater than 20 m2·g−1, and the non-zeolite phase content being between 6% and 12% by weight with respect... Ifp Energies Nouvelles

08/24/17 / #20170239647

Photocatalytic composition that comprises metal particles and two semiconductors including one made of indium oxide

The invention relates to a composition that contains a first semiconductor SC1, particles that comprise one or more element(s) M in the metal state selected from among an element of groups IVB, VB, VIB, VIIB, VIIIB, IB, IIB, IIIA, IVA and VA of the periodic table, and a second semiconductor... Ifp Energies Nouvelles

08/10/17 / #20170225144

Alumina-based adsorbent containing sodium and doped with an alkali element for capturing acidic molecules

The present invention relates to an adsorbent comprising an alumina support and at least one alkali element, said adsorbent being obtained by introducing at least one alkali element, identical to or different from sodium, onto an alumina support the sodium content of which, expressed as Na2O equivalent, before the introduction... Ifp Energies Nouvelles

08/10/17 / #20170226031

Method for separating meta-xylene using a zeolitic adsorbent with a large external surface area

The invention relates to a method for separating meta-xylene from C8 aromatic fractions, using a zeolitic adsorbent based on sodium-exchanged or sodium-and-lithium-exchanged agglomerated crystals of zeolite Y, with a large external surface area.... Ifp Energies Nouvelles

08/10/17 / #20170226900

Compressed gas energy storage and restitution system and method

The invention comprises at least one gas compressor, at least one compressed gas storage, at least one expander for expanding the compressed gas for generating energy, and at least one heat storage, wherein the heat storage comprises a staged arrangement at least two fixed beds of heat storage particles and... Ifp Energies Nouvelles

08/03/17 / #20170216823

Photocatalytic composition comprising metallic particles and two semiconductors, one of which is composed of cerium oxide

The invention relates to a composition that contains a first semiconductor SC1, particles that comprise one or more element(s) M in the metal state selected from among an element of groups IVB, VB, VIB, VIIB, VIIIB, IB, IIB, IIIA, IVA and VA of the periodic table, and a second semiconductor... Ifp Energies Nouvelles

08/03/17 / #20170217858

Zeolitic absorbents comprising a zeolite with hierarchical porosity

The invention relates to zeolitic absorbents based on at least one zeolite with hierarchical porosity, containing barium or barium and potassium, to the uses thereof for separating para-xylene from aromatic fractions containing 8 carbon atoms, and to the method for separating para-xylene from aromatic fractions containing 8 carbon atoms.... Ifp Energies Nouvelles

08/03/17 / #20170219734

Method of adaptive filtering of multiple seismic reflections

The invention is a method for processing seismic data to eliminate the coherent noise arising from multiple seismic reflections. A decomposition procedure is applied to decompose along N directions of decomposition seismic data into a set of N components. At least one model of multiple reflections is decomposed according to... Ifp Energies Nouvelles

07/27/17 / #20170210682

Process for the production of high-purity paraxylene from a xylenes cut, using two simulated moving bed separation units operating in series and two isomerization units.

The present invention describes a process for the production of high-purity paraxylene from a xylenes cut capable of containing ethylbenzene and C9 compounds, said process using two simulated moving bed separation units operating in series and two isomerization units.... Ifp Energies Nouvelles

07/27/17 / #20170210683

Method for the production of paraxylene, comprising two simulated moving bed separation and two isomerization units, one being in the gas phase

The present invention describes a process for the production of high-purity paraxylene from a xylenes cut containing xylenes and ethylbenzene, a process using two simulated moving bed separation units and two isomerization units.... Ifp Energies Nouvelles

07/27/17 / #20170210998

Process for fractionating hydrocarbon feeds using a device comprising switchable bottom zones

The invention concerns a process for fractionating hydrocarbon feeds employing at least one fractionation zone provided with separation contact means, and at least two switchable bottom zones which can be connected to the bottom of the fractionation zone in a manner such that at least a first of the bottom... Ifp Energies Nouvelles

07/27/17 / #20170211051

Method for producing an enzymatic cocktail from fungal must

a step of cooling said must to a temperature below the temperature of the enzyme production step and for a time such that the beta-glucosidase concentration of the liquid originating from the cooling step is greater than that of the liquid originating from the enzyme production step, and/or the solid... Ifp Energies Nouvelles

07/27/17 / #20170211466

Device for controlling the quantity of air admitted to a supercharged internal combustion engine and method using such a device dispositif

The present invention is a device for controlling a quantity of air introduced into an inlet of a boosted internal combustion engine with the engine having exhaust gas outlets each connected to an exhaust manifold of at least one cylinder. The device includes a boosting device comprising a turbocharger having... Ifp Energies Nouvelles

07/27/17 / #20170212276

Method for characterizing and exploiting a subterranean formation comprising a network of fractures

Application notably to oil exploration and exploitation.... Ifp Energies Nouvelles

07/27/17 / #20170212973

Method for the development of a fluid deposit traversed by fractures by means of a flow simulation based on an exchange flow and a corrective factor

The present invention relates to a method for optimizing a fluid deposit traversed by a fracture network. For this method, the deposit is discretized in a meshed representation, a “dual medium” approach is used, and the exchange flows are determined between the meshes, together with corrective factors. The corrective factors... Ifp Energies Nouvelles

07/27/17 / #20170214347

Method of controlling a wave energy conversion system maximizing the power output

The invention is an improved wave energy conversion system (1, 2) including a model predictive control method for an energy conversion machine (1) that maximizes the power output by accounting for the energy conversion efficiency and a wave motion prediction (3).... Ifp Energies Nouvelles

07/20/17 / #20170204024

Process for the production of high-purity paraxylene based on a xylene cut, a process using one simulated mobile bed separation unit and two isomerization units, one in gas phase and the other in liquid phase

The present invention describes a process for the production of high-purity paraxylene based on a xylene cut, a process using one simulated mobile bed separation unit and two isomerization units, one in gas phase and the other in liquid phase.... Ifp Energies Nouvelles

07/20/17 / #20170204706

Hydrocarbon production method comprising a productivity index of the wells subject to thermal effect

The present invention relates to a production method for hydrocarbons contained in an underground formation penetrated by at least one well. The method is based on the determination of at least one productivity index IP dependent on the temperature and pressure.... Ifp Energies Nouvelles

07/13/17 / #20170197176

Absorbent solution containing a mixture of 1,2-bis-(2-dimethylaminoethoxy)-ethane and of 2-[2-(2-dimethylaminoethoxy)-ethoxy]-ethanol, and removing acid compounds from a gaseous effluent

The invention relates to an absorbent solution for absorbing acid compounds, such as hydrogen sulfide and carbon dioxide, in a gaseous effluent, containing water and a mixture of amines comprising 1,2-bis-(2-dimethylaminoethoxy)-ethane and 2-[2-(2-dimethylaminoethoxy)-ethoxy]-ethanol, of respective formulas (I) and (II) below, and to a method of removing acid compounds contained in... Ifp Energies Nouvelles

07/06/17 / #20170190246

Speed transmission device for moving a motor vehicle, notably a two-wheeled motor vehicle

Two motion transmission tracks (T1, T2) are found between drive shaft (12) and driven shaft (38) comprising a toothed wheel (14, 42) carried by the drive shaft. The driven shaft through a one-way clutch (20, 46), a toothed wheel (34, 36) fixedly carried by the intermediate motion transmission shaft and... Ifp Energies Nouvelles

06/22/17 / #20170173549

Reduced-capacity moving-bed reactor with radial flow of the feedstock

This invention describes a moving-bed catalyst reactor having radial flow of the feedstock called moving-bed radial reactor, consisting of 3 zones called upper hemispheric body (III), lateral zone (II), and lower hemispheric body (I), the three zones being connected together by means of flanges.... Ifp Energies Nouvelles

06/22/17 / #20170174585

Process for the selective hydrogenation of olefinic feeds with a single principal reactor and a guard reactor of reduced size

The present invention relates to a process for the selective hydrogenation of a feed of hydrocarbons containing polyunsaturated molecules comprising at least 3 carbon atoms, using a single principal fixed bed reactor R1 containing at least two catalytic beds A1 and A2 and a fixed bed guard reactor which is... Ifp Energies Nouvelles

06/22/17 / #20170177764

Method for exploitation of hydrocarbons from a sedimentary basin by means of a basin simulation taking account of geomechanical effects

Application in particular to the exploration and exploitation of hydrocarbon deposits.... Ifp Energies Nouvelles

06/15/17 / #20170166285

Anchoring line for a floating base, comprising an elastic device

The invention relates to anchoring systems for floating bases for the production of energy at sea (floating wind turbine, wave energy, floating hydraulic turbines, ETM platform, etc.) and/or for petroleum exploitation at sea, constituted by at least one anchoring line which comprises at least one portion which is constituted by... Ifp Energies Nouvelles

06/15/17 / #20170167230

Method for exploitation of a sedimentary basin by means of maps of total organic carbon and hydrogen index

The present invention relates to a method for exploitation of a sedimentary basin. Exploitation of the sedimentary basin is permitted by the choice of zones of interest within the basin, the zones being determined by means of maps of total organic carbon TOC and of hydrogen index HI of at... Ifp Energies Nouvelles

06/15/17 / #20170167459

Internal combustion engine with injection of two fuel jets at different flow rates and fuel-injection such an engine

The injection feeds fuel into the combustion chamber with a different flow rate for each sheet for dedicated targeting in the mixing zones of the combustion chamber.... Ifp Energies Nouvelles

06/08/17 / #20170158580

Method for dehydrating a mixture containing ethanol and n-propanol

The present invention relates to a process for the production of a mixture of ethylene and propylene from a mixture containing ethanol and n-propanol and having a water content comprised between 30 and 75% by weight with respect to the total weight of the mixture.... Ifp Energies Nouvelles

06/08/17 / #20170159503

System and the crossflow exchange of heat between a fluid and heat storage particles

The present invention relates to a system and a method for exchanging heat between a fluid (F) and heat storage particles (3). The exchange system comprises an exchange zone (2) in which the fluid (F) and the heat storage particles in a fluidized bed flow as a countercurrent flow and... Ifp Energies Nouvelles

06/08/17 / #20170160019

Compressed gas energy storage and harvesting system and method with storage of the heat by means of a radial exchanger

The present invention relates to an AACAES system and method in which balls make it possible to store heat. The heat exchanges are produced by means of at least one radial heat exchanger, in which the balls and a first fluid circulate, the first fluid passing radially through means for... Ifp Energies Nouvelles

06/01/17 / #20170151555

Method for preparing shaped porous inorganic materials, by reactive extrusion

a) to c) being performed within an extruder.... Ifp Energies Nouvelles

06/01/17 / #20170152450

Optimization of a deasphalting process with the aim of producing a feed for a carbon black unit

and in which, said vacuum residue fraction is supplied to a deasphalting step, resulting in a deasphalted vacuum residue fraction, at least a portion thereof being mixed with at least a portion of said filtrate from the filtration step 2) to form said composition.... Ifp Energies Nouvelles

06/01/17 / #20170152497

Variants of exoglucanases having improved activity and uses thereof

The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocellulosic biomass. The present invention specifically relates to variants of the exoglucanase 1 of Trichoderma reesei, as well as to the use of said variants with improved efficiency in methods for breaking down cellulose... Ifp Energies Nouvelles

06/01/17 / #20170152498

Variants of exoglucanases having improved activity and uses thereof

The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocellulosic biomass. The present invention specially relates to variants of the exoglucanase 2 of Trichoderma reesei, as well as to the use of said variants with improved efficiency in methods for breaking down cellulose... Ifp Energies Nouvelles

05/18/17 / #20170137724

Method for the hydrotreatment of diesel cuts using a catalyst made from an amorphous mesoporous alumina having high connectivity

There is described a hydroprocessing process of at least one gas oil cut having a weighted mean temperature (TMP) between 240° C. and 350° C. using a catalyst comprising at least one metal of the group VIB and/or at least one metal of the group VIII of the periodic classification... Ifp Energies Nouvelles

05/18/17 / #20170137725

Mesoporous and macroporous catalyst with a co-mixed active phase, the preparation process thereof and the use thereof in hydrotreating of residues

Use of the catalyst in hydrotreating processes, in particular hydrotreating of heavy feedstocks.... Ifp Energies Nouvelles

05/18/17 / #20170137848

Ibe fermentation method

The present invention concerns a process for the production of an aqueous mixture comprising isopropanol, n-butanol and ethanol, comprising a step in which an aqueous solution containing C5 and/or C6 sugars and acetate is fermented under strict anaerobic conditions in the presence of a fermenting microorganism of the genus Clostridium... Ifp Energies Nouvelles

05/18/17 / #20170138674

Compressed gas energy storage and harvesting system and method with storage of the heat by heat transfer fluid

The present invention relates to an AACAES system and method in which a heat transfer fluid makes it possible to store heat. The heat transfer fluid, which comprises balls of heat storage material, circulates between two tanks: a hot tank and a cold tank, and passes through at least one... Ifp Energies Nouvelles

05/11/17 / #20170128912

Mesoporous and macroporous nickel-based catalyst having a median macropore diameter of greater than 200 nm and its use with regard to hydrogenation

The invention relates to a supported catalyst that comprises an oxide substrate that is for the most part calcined aluminum and an active phase that comprises nickel, with the nickel content being between 5 and 65% by weight of said element in relation to the total mass of the catalyst,... Ifp Energies Nouvelles

05/11/17 / #20170129781

Amorphous mesoporous and macroporous alumina with an optimized pore distribution, and process for its preparation

and a total pore volume, as measured by mercury porosimetry, of 0.8 mL/g or more.... Ifp Energies Nouvelles

05/11/17 / #20170130142

Method for the hydrotreatment of distillate cuts using a catalyst made from an amorphous mesoporous alumina having high connectivity

A description is given of a process for hydrotreatment of at least one hydrocarbon feedstock having a weighted average temperature (WAT) of more than 380° C. using at least one catalyst containing at least one metal from Group VIB and/or at least one metal from Group VIII of the periodic... Ifp Energies Nouvelles

05/04/17 / #20170120224

Catalyst with a mesoporous and macroporous co-mixed nickel active phase having a median macropore diameter of more than 300 nm, and its use in hydrogenation

The invention concerns a catalyst comprising a calcined oxide matrix which is mainly alumina and an active phase comprising nickel, said active phase being at least partially co-mixed within said calcined oxide matrix which is mainly alumina, the nickel content being in the range 5% to 65% by weight of... Ifp Energies Nouvelles

05/04/17 / #20170120228

Mesoporous catalyst for hydroconversion of residues and preparing the latter

h) an impregnation step of the hydro-dehydrogenating active phase on the support obtained in the step g).... Ifp Energies Nouvelles

05/04/17 / #20170120229

Active phase bimodal commixed catalyst, process for its preparation and use in hydrotreating residue

the use of the catalyst in hydroproces sing, including hydroproces sing heavy feeds.... Ifp Energies Nouvelles

05/04/17 / #20170121180

Amorphous mesoporous alumina with high connectivity and production method thereof

An amorphous mesoporous alumina having a connectivity (Z) greater than 2.7 is described. The present invention also relates to the process for preparing the said alumina, comprising at least one precipitation step of at least one aluminium salt, at least one heating step of the suspension obtained, a thermal treatment... Ifp Energies Nouvelles

05/04/17 / #20170121181

Gel with high dispersibility and preparing same

The present invention also discloses the method for preparing said gel comprising at least one step of precipitating at least one aluminium salt, at least one step of heating the suspension obtained and a final heat treatment step for forming the alumina gel.... Ifp Energies Nouvelles

05/04/17 / #20170121612

Mesoporous and macroporous catalyst for hydroconversion of residues and preparation method

h) impregnating of the hydrogenating-dehydrogenating active phase on the alumina oxide support. Catalyst prepared by this process and use of this catalyst for hydrotreating or hydroconverting heavy hydrocarbon feedstocks.... Ifp Energies Nouvelles

04/27/17 / #20170114730

Method of injecting fuel into the combustion chamber of an internal-combustion engine running in single-fuel or multi-fuel mode

The present invention is a fuel injection method for a compression-ignition internal-combustion engine running in single-fuel or multi-fuel mode. The engine has at least a cylinder (10), a piston (16) sliding in the cylinder, a combustion chamber (34) comprising two mixing zones (Z1, Z2) which are defined on one side... Ifp Energies Nouvelles

04/13/17 / #20170100694

Absorbent solution based on beta-hydroxylated tertiary diamines and removing acid compounds from a gaseous effluent

1,1′-oxybis[3-(dimethylamino)-2-propanol]... Ifp Energies Nouvelles

04/13/17 / #20170101324

Amorphous mesoporous alumina with an optimized pore distribution, and process for its preparation

a) precipitating a basic precursor and an acidic precursor, at least one of which comprises aluminium, at a pH of 8.5 to 10.5, a temperature of 20° C. to 90° C. and for 2 minutes to 30 minutes, with a state of advance of 5% to 13%; b) heating the... Ifp Energies Nouvelles

04/13/17 / #20170101590

Process for desulfurizing cracked naphtha

The process further comprises a step of providing heat to the distillation column by an intermediate reboiler powered with a heat source having a temperature lower than that one of the bottom reboiler.... Ifp Energies Nouvelles

04/06/17 / #20170095797

Catalyst comprising palladium and silver, and its application for selective hydrogenation

Disclosed are a catalyst, its preparation and use in selective hydrogenation, which catalyst has a porous support grain on which are deposited palladium and silver, and at least one alkali and/or alkaline earth metal; the porous support contains a refractory silica, alumina and/or silica-alumina oxide, where at least 80 wt.... Ifp Energies Nouvelles

04/06/17 / #20170096978

Compression engine with direct fuel injection with compression ignition comprising means for cooling the piston

According to the invention, the cooling means comprise at least one circumferential gallery (78, 82) concentric to piston bowl (46) and arranged opposite at least one mixing zone (Z1, Z2).... Ifp Energies Nouvelles

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