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Casale Sa patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Casale Sa-related inventors


Process for the synthesis of ammonia

Process for the synthesis of ammonia comprising the steps of reforming of a hydrocarbon feedstock into a raw product gas, purification of said raw product gas obtaining a make-up synthesis gas, conversion of said synthesis gas into ammonia; said purification includes shift conversion of carbon monoxide into carbon dioxide and... Casale Sa

Plant for urea production

Plant for the synthesis of urea, comprising: a synthesis section comprising at least one reactor, a compressor for supplying CO2 to said synthesis section, a gas turbine for the operation of said CO2 compressor and a heat recovery steam generator; the heat source of said heat recovery steam generator consists... Casale Sa

Process for producing a synthesis gas

Process for manufacturing a hydrogen-containing synthesis gas from a natural gas feedstock, comprising the conversion of said natural gas into a raw product gas and purification of said product gas, the process having a heat input provided by combustion of a fuel; said process comprises a step of conversion of... Casale Sa

Urea finishing process with acid scrubbing

A process for the finishing of urea comprising: (a) removing water from an aqueous urea solution in a first evaporation and condensation section, obtaining a urea melt; (b) subjecting said urea melt to a finishing treatment comprising granulation and resulting in solid urea and air contaminated with urea dust and... Casale Sa

Process for production of ammonia and derivatives, in particular urea

A process for producing ammonia and a derivative of ammonia from a natural gas feed comprising conversion of natural gas into a make-up synthesis gas; synthesis of ammonia; use of said ammonia to produce said derivative of ammonia, wherein a portion of the natural gas feed is used to fuel... Casale Sa

Method for removing nitrogen oxides from combustion fumes with on-site generation of ammonia

A method for the control of nitrogen oxides content in the combustion fumes of a thermal power plant is disclosed; the method comprises the on-site production of ammonia by the steps of: electrolysis of water as a source of hydrogen; separation of air as a source of nitrogen, formation of... Casale Sa

Apparatus and prilling a liquid, preferably urea melt

Apparatus for prilling a liquid, comprising a distributor for supplying said liquid, at least one dispenser, and a pulse generator, wherein said pulse generator: is situated in either one of said supply distributor and said dispenser; is passed through by at least a portion of said liquid; and comprises at... Casale Sa

A revamping an ammonia plant

A method for revamping an ammonia plant including a steam system, said steam system comprising at least a high-pressure section operating at a first pressure and a medium-pressure section operating at a second pressure lower than said first pressure, the revamping including: the provision of at least one additional heat... Casale Sa

Production of ammonia make-up syngas with cryogenic purification

A process and a related equipment for making ammonia make-up synthesis gas are disclosed, where: a hydrocarbon feedstock is reformed obtaining a raw ammonia make-up syngas stream; said raw syngas is purified in a cryogenic purification section refrigerated by a nitrogen-rich stream produced in an air separation unit; the nitrogen-rich... Casale Sa

Shell and tube heat exchanger

Shell and tube heat exchanger (1) comprising a first outer shell (2) and a tube bundle (3), inlet and outlet interfaces communicating with the shell side and with the tube side for a first fluid and for a second fluid respectively, wherein the exchanger comprises a second shell (4) which... Casale Sa

Horizontal catalytic reactor

Horizontal reactor (1) for catalytic reactions, comprising an outer cylindrical shell (2), a catalytic bed (5) and heat exchange plates (6) immersed in said catalytic bed, parallel to each other and supplied with a heat exchange fluid; said reactor comprises a container (7) for said catalytic bed (5) and said... Casale Sa

Combined reactor for high-pressure synthesis of melamine

A reactor and associated process for the high-pressure synthesis of melamine from urea, comprising a primary step of conversion of the urea into crude melamine inside a first chamber delimited by a shell inside a reactor body and a secondary step of stripping said crude melamine melt inside a second... Casale Sa

Process for production of ammonia and derivatives, in particular urea

A process for producing ammonia and a derivative of ammonia from a natural gas feed comprising conversion of natural gas into a make-up synthesis gas; synthesis of ammonia; use of said ammonia to produce said derivative of ammonia, wherein a portion of the natural gas feed is used to fuel... Casale Sa

Burner for the production of synthesis gas

A burner suitable for the over stoichiometric combustion of a hydrocarbon source, comprising a nozzle (2) for the formation of a diffusion flame outside the burner, and said nozzle (2) comprising one (20) or more (21, 22) tubular bodies which define a channel (25) or a plurality of coaxial channels... Casale Sa

Radial flow horizontal catalytic reactor

Horizontal adiabatic reactor (1) for heterogeneous catalytic reactions, comprising an outer cylindrical shell (2), an inlet (6) for reagent gases and an outlet (7) for gaseous products, a basket (10, 13) containing a catalytic bed (5a, 5b) positioned horizontally inside said reactor, wherein said reactor is configured in such a... Casale Sa

Process for synthesis of urea and a related arrangement for a reaction section of a urea plant

A process for synthesis of urea and a related reaction section of a urea plant, where: ammonia and carbon dioxide are reacted in a liquid phase in a first reaction zone (S1) and heat (Q1) is withdrawn from said first reaction zone to promote the formation of ammonium carbamate, the... Casale Sa

Method for in-line quantitative analysis of a stream in a production plant for the synthesis of urea

The invention discloses the use of Raman spectroscopy to analyze one or more process streams (5) of a urea synthesis production plant, where urea is synthesised from ammonia and carbon dioxide at high pressure (100-300 bar) and high temperature (50-250° C.). The radiation generated by the Raman scattering is analyzed... Casale Sa

Process and plant for the synthesis of urea and melamine

An integrated process for the synthesis of urea and melamine, wherein: urea is synthesized with a stripping process in a high-pressure synthesis loop comprising a reactor, a stripper and a carbamate condenser, and the urea solution leaving said stripper is sent to a recovery section to produce a concentrated urea... Casale Sa

Isothermal tubular catalytic reactor

Isothermal catalytic reactor (1) comprising a catalytic bed (2) and a tubular heat exchanger immersed in said catalytic bed, wherein the exchanger is formed by straight tubes connected to a distributor (6) and to a header (7) formed by preferably toroidal bodies which support the said tubes, and wherein the... Casale Sa

Method for revamping a front-end of an ammonia plant

A method for revamping a front-end of an ammonia plant, said front-end comprising a reforming section (1, 2) with air-fired secondary reformer or autothermal reformer (2), a treatment section (3) of the effluent from said reforming section, and an air feed compressor (6), wherein an O2-containing stream (8) is directed... Casale Sa

High-pressure reactor for the synthesis of melamine

Reactor for the synthesis of melamine from urea, in accordance with the high-pressure non-catalytic process, comprising: a vertical reactor body (1), at least one inlet (2) for the urea melt, a set of heating elements (3), and a central duct (7), said set of heating elements (3) being arranged inside... Casale Sa








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