93183 ⎘
Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
UREA PLANT WITH VALVE; UREA PRODUCTION PROCESS; USE AND METHOD
#2METHOD FOR DETERMINING PARAMETERS OF A STREAM OF A UREA SYNTHESIS PROCESS
#3MELAMINE PROCESS WITH PURIFICATION OF MELAMINE OFFGAS
#4SYSTEMS AND METHODS FOR PRODUCTION OF LOW CARBON INTENSITY HYDROGEN FROM GEOLOGIC SOURCES
#5SYSTEM AND PROCESS FOR THE PRODUCTION OF UAN
#6PROCESS AND PLANT FOR PRODUCING UREA
#7SYSTEMS AND METHODS FOR MEMBRANE ENHANCED STEAM REFORMING WITH CARBON DIOXIDE UTILIZATION
#8PROCESS FOR REMOVING BIURET FROM UREA
#9LOW BIURET UREA PRODUCTION
#10PRODUCTION OF UREA FOR DIESEL EXHAUST FLUID
#11PRODUCTION OF AMMONIA, METHANOL, AND SYNTHESIS PRODUCTS FROM ONE OR MORE GASIFICATION PRODUCTS
#12Ambient, Catalyst-Free Synthesis of Ammonia, Amino Acids, and Urea via Bubble-Induced Microenvironments
#13INTEGRATED PRODUCTION OF UREA FOR DIESEL EXHAUST FLUID AND UREA AMMONIUM NITRATE
#14SYSTEM AND PROCESSS FOR THE PRODUCTION OF UAN
#15AMMONIA SYNTHESIS AND UREA SYNTHESIS WITH REDUCED CO2 FOOTPRINT
#16UREA SYNTHESIS METHOD
#17REACTOR FOR THE SYNTHESIS OF UREA
#18INTEGRATED PRODUCTION OF UREA FOR DIESEL EXHAUST FLUID AND UREA AMMONIUM NITRATE
#19UREA PLANT WITH VALVE; UREA PRODUCTION PROCESS; USE AND METHOD
#20THERMAL STRIPPING UREA PLANT AND PROCESS
#21UREA PRODUCTION PROCESS AND PLANT
#22Low biuret urea production
#23UREA PRODUCTION DEVICE AND UREA PRODUCTION METHOD
#24PROCESS FOR PRODUCING LOW-BIURET UREA
#25Thermal stripping urea plant and process
#26Thermal stripping urea plant and process
#27PRODUCTION OF UREA AND MELAMINE
#28A PROCESS AND PLANT FOR THE SYNTHESIS OF UREA AND MELAMINE
#29Urea and melamine production
#30FERRITIC STEEL PARTS IN UREA PLANTS
#31High pressure carbamate condensation apparatus
#32Urea production process and plant
#33IMPROVEMENTS TO EQUIPMENT OF UREA PLANTS
#34DUPLEX STAINLESS STEEL AND FORMED OBJECT THEREOF
#35THERMAL STRIPPING UREA PRODUCTION
#36Chemical reactor with internal static mixers
#37Stripping-type urea plant for def production
#38DUPLEX STAINLESS STEEL AND USE THEREOF
#39UREA PRILLING PROCESS
#40Thermal stripping urea plant and process
#41STRIPPER WITH BOTTOM CHAMBER
#42Urea production process and plant with parallel MP units
#43Urea production with triple MP streams
#44REVAMPING OF AMMONIA-UREA PLANTS
#45USE OF FERRITIC STEEL IN THE HIGH PRESSURE SECTION OF UREA PLANTS
#46METHOD AND SYSTEM FOR OPERATING A GAS COMPRESSOR IN AN AMMONIA AND UREA PLANT
#47Ferritic steel parts in urea plants
#48Process and plant for the synthesis of urea
#49A PROCESS FOR PRODUCING LOW-BIURET UREA
#50Processes and Systems for Converting a Hydrocarbon-Containing Feed
#51A REACTOR FOR THE SYNTHESIS OF UREA
#52PRODUCTION OF AMMONIA, METHANOL, AND SYNTHESIS PRODUCTS FROM ONE OR MORE GASIFICATION PRODUCTS
#53Preparation of urea solution and facility to do so
#54Ammonia removal from urea finishing
#55Thermal stripping urea plant and process
#56Process for the synthesis of urea
#57Ferritic steel parts in urea plants
#58High pressure carbamate condenser
#59Process and apparatus for urea production
#60Process and apparatus for urea production
#61Process For Producing Methanol And Ammonia
#62DUPLEX STAINLESS STEEL AND FORMED OBJECT THEREOF
#63Urea plant with chilled condensation section
#64Ammonia removal from urea finishing
#65Steam network assembly for a plant comprising an ammonia-producing unit and a urea-producing unit
#66Process for the production of urea formaldehyde concentrate
#67Urea plant with stripper and stripping method
#68Process for the synthesis of urea
#69Co-production of methanol, ammonia and urea
#70Urea production process and production plant using CO2 producted by oxy-combustion
#71Integrated production of urea for Diesel Exhaust Fluid and urea ammonium nitrate
#72Process and apparatus for urea production
#73Method for producing cellulose carbamate
#74High pressure strippers for use in urea plants
#75Heat exchanger
#76Removal of dust in urea finishing
#77UREA MANUFACTURING METHOD
#78Plant for the synthesis of melamine with offgas recovery in a tied-in urea plant
#79Urea production plant and scrubbing system
#80Process for producing methanol and ammonia
#81Urea production process and plant with heat integration in low pressure recovery section
#82Urea production process and plant
#83Virtual sensing method and system for controlling a composition variable in a urea production process
#84METHOD AND SYSTEM COMBINATION FOR THE PREPARATION OF UREA
#85METHOD AND SYSTEM COMBINATION FOR THE PREPARATION OF SYNTHESIS PRODUCTS CONTAINING NITROGEN
#86High pressure carbamate condenser
#87Corrosion resistant duplex steel alloy, objects made thereof, and method of making the alloy
#88Process and plant for the synthesis of urea
#89Urea Manufacturing Method And Urea Manufacturing Apparatus
#90Renewable energy produced ammonia, apparatus, method and materials
#91Nested-flow heat exchangers and chemical reactors
#92Controlling biuret in urea production
#93Integrated process for production of glycerol carbonate (4-hydroxymethyl-2-oxo-1, 3-dioxolane) and urea
#94Urea ammonium nitrate production
#95Urea production with controlled biuret
#96Process for integrated production of urea and urea-ammonium nitrate
#97Method for producing ammonia and urea in a common facility
#98Systems and methods of production of hydrogen containing compounds using products of fuel cells
#99Urea ammonium nitrate production comprising condensation
#100Integrated process and plant for production of urea and UAS (urea-ammonium sulphate) mixtures
#101Process for the production of formaldehyde-stabilized urea
#102System and a method for analysis of vent gas of a urea plant
#103Urea production with controlled biuret
#104Controlling biuret in urea production
#105Urea production process and plant
#106Process for production of ammonia and derivatives, in particular urea
#107Nested-flow heat exchangers and chemical reactors
#108Oxycombustion systems and methods with thermally integrated ammonia synthesis
#109Urea production with bi-pressurized synthesis
#110Combined apparatus for the synthesis of urea
#111Process for the production of formaldehyde
#112Urea process with high-temperature stripping
#113Urea ammonium nitrate production comprising condensation
#114Removal of dust in urea finishing
#115Corrosion resistant duplex steel alloy, objects made thereof, and method of making the alloy
#116Urea ammonium nitrate production
#117Urea synthesis reactor and process
#118Urea manufacturing method and urea manufacturing apparatus
#119Urea manufacturing method and urea manufacturing apparatus
#120Reactor-condenser for the synthesis of urea
#121Nested-flow heat exchangers
#122Nested-flow heat exchangers and chemical reactors
#123Duplex stainless steel and formed object thereof
#124METHOD FOR PRODUCING ORGANIC UREA AND THE ORGANIC UREA AND AUS32 THEREBY OBTAINED
#125Sonication in a urea or melamine synthesis process
#126Integrated production of urea for diesel exhaust fluid and urea ammonium nitrate
#127Plant for urea production
#128Zero emission urea process and plant
#129Methods and systems for producing urea
#130Urea plant
#131Method for producing high-purity aqueous urea solution in urea production process
#132Modularized System and Method for Urea Production Using Stranded Natural Gas
#133Integrated process for carbon capture and energy production
#134INTEGRATED PROCESS FOR CAPTURING CARBON DIOXIDE
#135METHOD FOR PREPARATION OF AMMONIA GAS AND CO2 FOR A UREA SYNTHESIS PROCESS
#136Method for revamping a urea production complex
#137Process for production of ammonia and derivatives, in particular urea
#138PROCESS FOR SYNTHESIS OF UREA AND A RELATED ARRANGEMENT FOR A REACTION SECTION OF A UREA PLANT
#139Method for in-line quantitative analysis of a stream in a production plant for the synthesis of urea
#140PROCESS AND SYSTEM FOR THE GENERATION OF SYNTHESIS GAS
#141Process for co-producing commercially valuable products from byproducts of heavy oil and bitumen upgrading process
#142Urea production plant
#143Corrosion resistant duplex steel alloy, objects made thereof, and method of making the alloy
#144Method for preparation of ammonia gas and COfor a urea synthesis process
#145Method for revamping a self-stripping urea plant
#146Nested-flow heat exchangers and chemical reactors
#147Gas diffusion system and method for introducing a gas stream in an apparatus, in particular a passivating gas stream in a urea plant
#148Integrated process for carbon capture and energy production
#149System for pump protection with a hydraulic turbocharger
#150Modularized system and method for urea production using stranded natural gas
#151Process for co-production of ammonia, urea and methanol
#152USE OF DUPLEX STAINLESS STEEL IN AN AMMONIA-STRIPPING OF UREA PLANTS
#153Method for the separation of ammonia and carbon dioxide from aqueous solutions
#154Urea synthesis method
#155Method and system for removing ammonia from a vent gas stream of a urea plant
#156Method of forming urea by integration of an ammonia production process in a urea production process and a system therefor
#157Urea plant revamping method
#158Urea synthesis process and plant
#159Concentration of the urea solution in a process for the synthesis of urea
#160Oxycombustion systems and methods with thermally integrated ammonia synthesis
#161Process for co-producing commercially valuable products from byproducts of fischer-tropsch process for hydrocarbon fuel formulation in a GTL environment
#162Urea production plant
#163Method and apparatus for the production of urea from ammonia and carbon dioxide
#164Process for co-producing commercially valuable products from byproducts of heavy oil and bitumen upgrading process
#165Method for producing carbamate, method for producing isocyanate, carbamate production system, and isocyanate production system
#166Process for the synthesis of urea comprising a passivation stream at the stripper bottom
#167Co-production of methanol and urea
#168PROCESS FOR SYNTHESIS OF UREA AND A RELATED ARRANGEMENT FOR A REACTION SECTION OF A UREA PLANT
#169Operation method of urea production plant including multiple systems
#170Carbon dioxide stripping urea plant with a natural-circulation synthesis loop and a method for retrofitting such plant
#171Urea production process characterized by short urea melt transportation time between last concentrator and prilling tower
#172Urea reactor tray, reactor, and production process
#173Process for producing ammonia and urea
#174Process for producing a syngas intermediate suitable for the production of hydrogen
#175High-yield process for the synthesis of urea
#176Zero emission urea process and plant
#177Method for producing carbamate, method for producing isocyanate, carbamate production system, and isocyanate production system
#178Removal of ammonia in urea finishing
#179Urea stripping process for the production of urea
#180Falling-Film Stripper for Carbamate Decomposition
#181Apparatus for the decomposition of non-converted ammonium carbamate in urea solutions in a urea synthesis process
#182Production of chemical compounds
#183Method for the separation of ammonia and carbon dioxide from aqueous solutions
#184Modularized system and method for urea production using stranded natural gas
#185Method and integrated system for producing electric power and fertilizer
#186Method for purifying flue gases from combustion plants and then producing urea
#187Method for analyzing aqueous ammonium carbamate solution, and method for operating unreacted gas absorber
#188High-pressure loop in a process for synthesis of urea
#189Integrated process for the manufacture of olefins and intermediates for the productions of ammonia and urea
#190Process for the production of urea from ammonia and carbon dioxide
#191Modularized system and method for urea production using a bio-mass feedstock
#192Process for the production of urea from ammonia and carbon dioxide
#193Process for increasing the capacity of an existing urea plant
#194Nano-scale urea particles and methods of making and using the particles
#195Method for the recovery of ammonia from a gaseous stream in a synthesis process of urea
#196Enhanced process for the synthesis of urea
#197Process and plant for urea production
#198Process for the preparation of urea
#199Method for purifying flue gases from combustion plants and then producing urea
#200Systems and methods for integrated ammonia-urea process
#201Process for urea production and related plant
#202Systems and methods for integrated ammonia-urea process
#203Method for the modernization of a urea production plant
#204Integrated coal to liquids process and system
#205Plant for urea production
#206Apparatus and methods for urea production
#207Process for urea production and related plant
#208Apparatus for synthesizing urea and method for revamping the same
#209Apparatus for synthesizing urea
#210Process for the preparation of urea
#211Method for modernizing a urea production plant
#212Process for urea production and related plant
#213Method for the production of urea from natural gas
#214Method for the modernization of a urea production plant
#215Carbamate condensation method and unit for carrying out such a method
#216Fertilizer production from fossil fuel with minimal carbon dioxide emission
#217Method and apparatus for synthesizing urea
#218Process for urea production and plant
#219Plant for urea production
#220Process and plant for the production of urea
#221Carbamate condensation method and unit for carrying out such a method
#222Process for the preparation of urea
#223Process for the preparation of urea
#224Catalytic gasification to produce ammonia and urea