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Petroleo Brasileiro S a Petrobras
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Petroleo Brasileiro S a Petrobras patents

Recent patent applications related to Petroleo Brasileiro S a Petrobras. Petroleo Brasileiro S a Petrobras is listed as an Agent/Assignee. Note: Petroleo Brasileiro S a Petrobras may have other listings under different names/spellings. We're not affiliated with Petroleo Brasileiro S a Petrobras, we're just tracking patents.

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Date Petroleo Brasileiro S a Petrobras patents (updated weekly) - BOOKMARK this page
03/23/17Method to correct eccentricity in ultrasonic image profiles
08/11/16System and optimization oil programming in a refinery through linear genetic programming and grammar-oriented programming, and readable storage medium
06/16/16Hybrid reverse transfer system
06/02/16System for extracting precursor acids from calcium naphthenate deposits and method
05/12/16Polystyrene and polylactic acid blends
12/24/15Process for obtaining nanocomposites, nanocomposite, capture and retrieval of a solubilized and/or disperesed material in organic or inorganic medium, purification of an organic or inorganic medium and capture and retrieval kit for a solubilized and/or dispersed material in organic or inorganic medium
11/05/15A process for pre-reforming hydrocarbon streams containing olefins, pre-reforming catalyst and a process for preparing said catalyst
08/27/15Hydroesterification process for producing biodiesel from wet microalgae biomass
08/27/15Hydroesterification process for producing biodiesel from wet microalgae biomass
07/02/15Steam reforming process for reducing the tar content of synthesis gas streams
04/02/15Additives for maximizing light olefins in fluid catalytic cracking and process units
01/15/15Method for preparing catalysts for producing alcohols from synthesis gas
08/07/14Compact restictive seal for bearing housings
05/29/14Composition of packer fluid for deep and ultra-deep wells in environments containing co2 and a process of using the same
05/29/14Processo catalitico oxidativo para sintese de acido latico
05/01/14Oxidative catalytic process for the synthesis of lactic acid
02/13/14Heterogeneous catalysts for transesterification of triglycerides and preparation methods of same
02/06/14Fcc process for maximizing diesel
02/06/14Catalyst supported on alumina for use in polymerization of olefins and preparing them
01/30/14System and measuring hydro carbonate content in minerals
01/23/14Process for the production of pitch
04/25/13Enzymatic process for synthesizing estolides
03/07/13Process for the production of aviation biokerosene and aviation kerosene composition
01/24/13Freestanding hybrid riser system
09/20/12High-performance combustion device and fluid catalytic cracking process for the production of light olefins
08/23/12Scuttle for the monitoring and inspection of a flexible riser
08/16/12Receiving lateral wellbore and implanting same
08/09/12Pumping module and system
07/26/12Gas lift nozzle valve
07/12/12Chromium and nickel catalysts for oligomerization recations and process for obtaining alpha-olefins using said catalysts
03/22/12Process for the production of hydrogen from ethanol
02/09/12Catalyst and process for obtaining catalyst of high activity
12/01/11Production of propyleneglycol from glycerine
11/03/11Method of production of light olefins in catalytic cracking units with energy deficiency
11/03/11Catalytic cracking process of a stream of hydrocarbons for maximization of light olefins
10/13/11Integrated process for the manufacture of olefins and intermediates for the productions of ammonia and urea
10/13/11Process for production of an enzymatic preparation for hydrolysis of cellulose from lignocellulosic residues and application thereof in the production of ethanol
08/25/11Additive with multiple system of zeolites and preparation
08/04/11Process for treatment of water/oil emulsions
07/28/11Process for production of lipases by genetic modification of yeast
06/30/11Fluid catalytic cracking process with reduced carbon dioxide emission
06/30/11Composition of packer fluid for deep and ultra-deep wells in environments containing co2
04/21/11Liquid-liquid extraction process for the purification of estolides for use as lubricants
11/18/10Mono-column fpso
11/18/10Method for control of instability in a de-ethanizer tower in fluid catalytic cracking units and delayed coking units
11/11/10Continuous process for the preparation of sodium titanate nanotubes
10/28/10Process for hydrotreating biomass oil diluted in a refinery stream of petroleum hydrocarbons
10/21/10Compositions of controlled-breakage cationic asphalt microsurfacing emulsions
07/01/10Heterogeneous catalysts for transesterification of triglycerides and preparation methods of same
07/01/10Freestanding hybrid riser system and installation
04/01/10Process for the distillation of decanted oils for the production of petroleum pitches
03/25/10System and simultaneous sea drilling operations
03/25/10Sealing system for cyclone leg
03/11/10Method for the production of ethene and synthesis gas in circulating fluidized bed
03/04/10Depressurization system of annuli between casings in producing wells
03/04/10All in one magnetized intermetallic compound and lubricating oil
03/04/10Compact restrictive seal for bearing housings
02/18/10Process for removing silicon compounds from hydrocarbon streams
02/04/10Process for production of bio-oil by coprocessing of biomass in a delayed coking unit
02/04/10Pigmentable asphalt binder composition
01/28/10Selective catalytic cracking process of natural gas liquid fraction to light olefins and other products
01/14/10Composition of microemulsion and advanced recovery of heavy oil
01/14/10Sustainable recovery of petroleum
12/24/09Delayed coking process with modified feedstock
12/24/09Airtight magnetic seal for bearing casings
Patent Packs
12/03/09Method for determination of the total acid number and naphthenic acid number of petroleum, petroleum cuts and petroleum emulsions of water-in-oil type by mid-infrared spectroscopy
10/15/09Apparatus and loading particulate material into vertical tubes
10/08/09Method for induced production of petroleum by means of horizontal fractures
08/06/09Metallic catalyst and the production of metallic catalyst
06/18/09Distributor nozzle for a two-phase charge in fixed-bed reactors
06/04/09System and process for the separation of suspensions of spent catalysts and hydrocarbons formed in a fluid catalytic cracking unit with multiple ascending flow reaction tubes
05/14/09Process for the production of hybrid catalysts for fischer-tropsch synthesis and hybrid catalyst produced according to said process
04/30/09Catalytic system and additive for maximisation of light olefins in fluid catalytic cracking units in operations of low severity
04/23/09Method for production of cetane-index improvement additive for diesel oil
04/02/09Process for fluid catalytic cracking of hydrocarbon feedstocks with high levels of basic nitrogen
01/28/10Selective catalytic cracking process of natural gas liquid fraction to light olefins and other products
01/14/10Sustainable recovery of petroleum







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