AMMONIA CASALE SA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01C AMMONIA; CYANOGEN; COMPOUNDS THEREOF 59
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 339
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
A01C PLANTING; SOWING; FERTILISING 129
 
  
 
B21K MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS 122
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 1104
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7588740 Method for in-situ modernization of a heterogeneous synthesis reactorJan 15, 99Sep 15, 09[B01J]
7470415 Method for producing ammonia on the basis of a nitrogen-hydrogen mixture from natural gasOct 24, 01Dec 30, 08[C01C]
7465324 Process for obtaining a heating fluid as indirect heat source for carrying out reforming reactionsMar 12, 01Dec 16, 08[C01B]
7261284 Process for effecting mass transfer between a liquid phase and a gaseous phaseJan 10, 06Aug 28, 07[B01F]
7115239 Catalysts for ammonia synthesisOct 18, 02Oct 03, 06[C01C]
7014177 Process for effecting mass transfer between a liquid phase and a gaseous phaseAug 29, 02Mar 21, 06[B01F]
6467758 Process for effecting mass transfer between a liquid phase and a gaseous phaseAug 25, 00Oct 22, 02[B01F]
6426054 Reforming apparatusOct 30, 97Jul 30, 02[F28D]
6299849 Method for in-situ modernization of a heterogeneous exothermic synthesis reactorMar 19, 98Oct 09, 01[C01C, C07C]
6207078 Process for the production of synthesis gasSep 24, 99Mar 27, 01[C01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0108,534 Method for Removing Nitrogen Oxides from Combustion Fumes with On-Site Generation of AmmoniaAbandonedSep 25, 12May 02, 13[B01D]
2012/0213,676 Process for the Production of Ammonia Synthesis Gas With Improved Cryogenic PurificationAbandonedFeb 22, 12Aug 23, 12[B01J]
2012/0207,663 Ammonia Production ProcessAbandonedSep 30, 10Aug 16, 12[C01C, B01J]
2012/0151,923 Waste Heat Recovery in a Chemical Process and Plant, Particularly for the Synthesis of AmmoniaAbandonedMay 17, 10Jun 21, 12[B23P, F01K]
2011/0223,090 Process for Producing Ammonia Synthesis GasAbandonedJul 18, 08Sep 15, 11[C01C, C01B]
2010/0051,876 PROCESS FOR THE PRODUCTION OF AMMONIA SYNTHESIS GAS WITH IMPROVED CRYOGENIC PURIFICATIONAbandonedJul 29, 09Mar 04, 10[C01B, F25J]
2009/0035,206 Ammonia Synthesis ProcessAbandonedFeb 20, 06Feb 05, 09[C01C, B01J]
2005/0287,063 Ammonia synthesis process and apparatus for use thereinAbandonedAug 25, 05Dec 29, 05[C01C]
6610259 High efficiency catalytic carbon monoxide conversion processExpiredOct 21, 99Aug 26, 03[C01B, B01J, C10G]
2002/0182,129 Reforming apparatusAbandonedJul 19, 02Dec 05, 02[B01J]
5985231 Catalytic carbon monoxide conversion with acceleration or gaseous feedExpiredDec 04, 97Nov 16, 99[C01B]
5882606 Method of retrofitting a heterogeneous exothermic synthesis reactorExpiredOct 30, 96Mar 16, 99[B32B]
5779988 Heterogeneous synthesis method and apparatus including wall temperature protectionExpiredFeb 28, 95Jul 14, 98[C01C]
5176800 Process for the modernization of existing urea plants and a modernized urea plantExpiredDec 27, 90Jan 05, 93[C07C, B01D]
5171543 Reactor for exothermic heterogeneous synthesis reactionsExpiredMar 09, 90Dec 15, 92[C01C, B01J]
5135722 Converters for heterogeneous catalytic synthesis, particularly for ammonia and methanol, under pressureExpiredDec 22, 88Aug 04, 92[C01C, B01J]
5130098 System to improve the efficiency of heterogeneous reactors for exothermic synthesis and more particularly for the reaction of ammoniaExpiredSep 24, 90Jul 14, 92[B01J]
5006316 Reactors for heterogeneous synthesisExpiredMay 16, 88Apr 09, 91[B01J]
4963338 Process for heterogeneous synthesis and related reactorsExpiredJun 30, 88Oct 16, 90[C01C, C07C]
4952375 System for reducing energy consumption improving reactors for heterogeneous catalytic synthesis and related reactorsExpiredJun 24, 88Aug 28, 90[C01C, B01J]

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