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Matches 1 - 50 out of 2,142

Document Document Title
WO/2020/187583A1
Parallel co-production process for the production of methanol and urea product from a hydrocarbon containing feed-stock by means of primary and secondary reforming, intermediary methanol and ammonia formation and conversion of the ammoni...  
WO/2020/187585A1
Parallel co-production process for the production of methanol and urea product from a hydrocarbon containing feed-stock by means of autothermal reforming, intermediary methanol and ammonia formation and conversion of the ammonia to urea ...  
WO/2020/183717A1
In a urea synthesis process, temperature distribution in a submerged condenser is reduced. The process includes: synthesizing urea from NH3 and CO2 to generate a urea synthesis solution; by heating the solution, decomposing ammonium carb...  
WO/2020/183745A1
Provided are a new urea production method and device that enable heat recovery from a fluid at a relatively low temperature. This urea production method includes a synthesis step, a high-pressure decomposition step, and a condensation st...  
WO/2020/144726A1
A fertilizer production plant for producing a fertilizer from a raw material gas containing methane comprises: a reforming unit that reforms a first raw material gas, which is a part of the raw material gas, to obtain a reformed gas; an ...  
WO/2020/130817A1
The invention pertains to a urea production process using a high pressure stripper and a low pressure decomposer connected to a low pressure carbamate condenser which is in heat exchanging contact through a wall with a sub - atmospheric ...  
WO/2020/117408A1
Organic isocyanates are converted to ureas by heating in the presence of certain cobalt, magnesium, chromium and lanthanide series organometallic catalysts. The process requires no water or other reactants. The process is particularly us...  
WO/2020/104197A1
A process for synthesis of urea from CO2 and NH3 wherein a steam flow (13) produced in the condenser (3) of a high-pressure synthesis loop is compressed to raise its pressure and temperature before using the steam as a heat source for a ...  
WO/2020/104484A1
The present invention relates to the synthesis of N-trifluoromethylcarbonyl compounds starting from isothiocyanates, which can be converted into N-trifluoromethylcarbamoyl fluorides or similar compounds, which later on can be derivatized...  
WO/2020/095221A1
The present invention involves obtaining steam and steam condensate having relatively high utility value from low-pressure steam condensate generated when low-pressure steam is consumed in a purification step and/or a concentration step....  
WO/2020/091867A1
Monoisocyanate impurities are removed from a process stream obtained when solvent is separated from a polyisocyanate product. The monoisocyanates are reacted with amine compounds at specific molar ratios to produce ureas. The ureas can b...  
WO/2020/075082A1
The invention relates to a process for the synthesis of carglumic acid from L-glutamic acid and sodium cyanate by treatment with a lithium compound in an aqueous medium. The process according to the invention is easily industrially scala...  
WO/2020/055915A1
The present disclosure provides a method of biocementation comprising contacting a granular, cohesionless soil with a solution, wherein the solution comprises urea, urease, a source of calcium ions, and a source of non-urease proteins, w...  
WO/2020/042559A1
The present invention relates to the technical field of natural substance extracting, and disclosed is a method for synchronously extracting lycopene and citrulline from a watermelon. The method for synchronously extracting lycopene and ...  
WO/2020/042557A1
The present invention relates to the technical field of natural substance extraction. Disclosed is a method for extracting citrulline from a watermelon. The method for extracting citrulline from a watermelon in the present invention comp...  
WO/2020/025815A1
The present invention relates to a process for the production of carbon dioxide and ammonia for the production of urea or ammonium carbamate from residual gases in the steel and metal industries, in particular basic oxygen furnace (BOF) ...  
WO/2020/021998A1
Provided are a method and device for manufacturing urea, whereby heating in a step for preheating or medium-pressure decomposition of starting material ammonia can be performed at a relatively low pressure while avoiding a decrease in th...  
WO/2020/009016A1
The present invention provides a method for producing an organic compound in which functional groups are reacted with each other without the use of a solvent. The present invention pertains to a method for producing an organic compound c...  
WO/2020/003234A1
A process for converting an anhydrous off-gas stream from melamine synthesis plants to urea and the relative plant for the direct conversion of an anhydrous off-gas stream from melamine synthesis plants into urea, are described.  
WO/2019/221192A1
The present invention provides a method for producing an amino acid aminoalkyl ester or an inorganic acid salt thereof by reacting a compound represented by general formula (I) or a compound represented by general formula (III), or a sal...  
WO/2019/219808A1
A stripper for stripping a urea/carbamate mixture. The stripper comprises a shell and a plurality of tubes disposed within the shell. A shell-side space is provided between the tubes and the shell. A first heating fluid inlet, a second h...  
WO/2019/198600A1
[Problem] To provide a method for producing urea that curbs corrosion of a urea plant and increases the reaction yield. [Solution] A method for producing urea from raw production materials including NH3 and CO2 at a urea production plant...  
WO/2019/180066A1
The present invention relates to a method for the production of an urea ammo- nium sulphate (UAS) composition, wherein said UAS composition comprises 1 to 40 weight% of ammonium sulphate (AS) relative to the total weight of the UAS compo...  
WO/2019/160037A1
The purpose of the present invention is to provide methods for producing a carboxamide compound, a sulfonamide compound, and an ester compound using an acid halide. The methods for producing a carboxamide compound, a sulfonamide compound...  
WO/2019/149937A1
The invention relates to a virtual sensing method and system for controlling at least one composition variable in a urea production process, based on a plurality of online measured process variables and a model, wherein the model is used...  
WO/2019/145169A1
Plant for the synthesis of melamine starting from urea, wherein the stream of offgas containing NH3 and CO2 produced by the synthesis of melamine is converted into urea in a dedicated urea plant.  
WO/2019/123354A1
It is provided a duplex stainless steel for use in a urea production plant and/or in a urea production process, containing in weight percentage (%w): C 0,03 or less; Si 0,5 or less; Mn 2,5 or less; Cr from more than 30,0 to 35,0; Ni from...  
WO/2019/110443A1
The invention relates to a method for providing carbon dioxide for synthesizing urea from ammonia and carbon dioxide, wherein a carbon dioxide-containing flue gas is used as a first starting gas mixture. The first starting gas mixture is...  
WO/2019/106784A1
The present invention is provided with a reformer 1 for reforming a hydrocarbon source to obtain hydrogen and carbon dioxide, an ammonia production unit 10 for using the hydrogen and carbon dioxide obtained by the reformer 1 to obtain am...  
WO/2019/099247A1
Systems and methods are provided for producing high quality synthesis gas from a fiuidized coking system that includes an integrated gasifier. Additionally or alternately, systems and methods are provided for integrating a fluidized coki...  
WO/2019/026044A8
A urea production process comprises a step of synthesis of urea by reaction of ammonia and carbon dioxide, where at least part of the carbon dioxide for the urea reaction synthesis is produced in an oxy-combustion process; the oxy-combus...  
WO/2019/091975A1
The present invention relates to a method for the synthesis of cyclic depsipeptides, in particular emodepside, from the open form.  
WO/2019/093891A1
Processes and plants for the production of purified urea solution are described. In a described urea production process, urea is produced in a synthesis section without a high pressure stripper and the urea solution is subjected to purif...  
WO/2019/082121A1
An apparatus (20) for treatment of process vapours coming from a vacuum concentration section (10) of a urea plant, comprising a vacuum system (11) having a plurality of successive condensation stages (30), connected in series by respect...  
WO/2019/083367A1
Described are a high pressure carbamate condenser, urea plant, and urea production process. The high pressure carbamate condenser as described is of the shell-and-tube heat exchanger type with a tube bundle and has a redistribution chamb...  
WO/2019/073484A1
The present invention provides a method for fixing carbon dioxide gas as a carbonyl compound represented by formula (3) as depicted by Figure 1 and comprising, purging of carbon dioxide in a solution of a nucleophile represented by the f...  
WO/2019/075281A1
A composition for use in brine formation comprising a deliquescent desiccant, urea, and an optional component selected from the group consisting of starch, citric acid, clay, glucose, and a combination thereof. Methods of making and usin...  
WO/2019/071175A1
The invention is directed to kits, compositions, tools and methods comprising a cyclic industrial process to form biocement. In particular, the invention is directed to materials and methods for decomposing calcium carbonate into calcium...  
WO/2019/071172A1
The invention is directed to kits, compositions, tools and methods comprising a cyclic industrial process to form biocement. In particular, the invention is directed to materials and methods for decomposing calcium carbonate into calcium...  
WO/2019/041961A1
Provided are a transparent nucleating agent, a preparation method therefor and the use thereof, wherein the transparent nucleating agent comprises a compound represented by formula (1) and a derivative thereof; the method comprises: brin...  
WO/2019/026044A1
A urea production process comprises a step of synthesis of urea by reaction of ammonia and carbon dioxide, where at least part of the carbon dioxide for the urea reaction synthesis is produced in an oxy-combustion process; the oxy-combus...  
WO/2019/013639A1
The invention pertains to a finishing process for urea-comprising material, a plant for finishing urea-comprising material, a method of modifying an existing plant, and a use. Methods are disclosed for preventing the clogging of the cond...  
WO/2018/219309A1
The present invention relates to a vinylarene derivative which modulates or inhibits the enzymatic activity of indoleamine 2,3-dioxygenase 1 (IDO-1), and the use thereof, and further relates to a vinylarene derivative and the use thereof...  
WO/2018/211953A1
The purpose of the present invention is to provide a method for safely and efficiently producing a fluorinated carbonate derivative. This fluorinated carbonate derivative production method is characterized by emitting light in the presen...  
WO/2018/202619A1
Plant for the synthesis of urea comprising:a synthesis section (101), wherein ammonia (1) and carbon dioxide (2) react to give an aqueous solution (3) containing urea and ammonium carbamate; at least one recovery section fed with said de...  
WO/2018/197281A1
The invention relates to a method for removing gaseous chemical compounds from a waste gas, wherein at least one gaseous chemical compound is converted into an aqueous liquid phase by a reaction with a scrubbing solution (22), wherein a ...  
WO/2018/197282A1
The present invention relates to a device (1) for removing a gaseous chemical compound from a waste gas, wherein the gaseous chemical compound can be converted into an aqueous liquid phase by means of a reaction with a scrubbing solution...  
WO/2018/197991A1
Urea-aldehyde condensation compositions, processes for preparing the same, and the use of said compositions are disclosed. The compositions can have a nitrogen content that is 100% water soluble and can be used as a fertilizer.  
WO/2018/197279A1
The present invention proposes an apparatus for waste gas scrubbing, more particularly in a urea plant, wherein the apparatus is designed such that, along a transport direction in the channel, a waste gas passes through - a first region ...  
WO/2018/189598A1
Systems and methods for integrated glycerol carbonate and/or urea production. This disclosure pertains to development of a process for production of glycerol carbonate and/or urea from ammonia, carbon dioxide and glycerol. The process in...  

Matches 1 - 50 out of 2,142