ABB Lummus Crest Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 260
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 122
 
  
 
F25J LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT 128
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5502971 Low pressure recovery of olefins from refinery offgasesJan 09, 95Apr 02, 96[F25J]
5464057 Quench coolerMay 24, 94Nov 07, 95[F28F]
5389234 Waste sludge disposal processJul 14, 93Feb 14, 95[C10G]
5386871 Thermal energy storage and recovery systemNov 24, 92Feb 07, 95[F28D]
5253703 Waste heat exchangerSep 01, 92Oct 19, 93[F22B]
5215725 Aromatic alkylation processFeb 03, 92Jun 01, 93[B01J]
5183556 Production of diesel fuel by hydrogenation of a diesel feedMar 13, 91Feb 02, 93[C10G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5510557 Endothermic catalytic dehydrogenation processExpiredFeb 28, 94Apr 23, 96[C07C]
5425415 Vertical heat exchangerExpiredJun 15, 93Jun 20, 95[F28D]
5334771 Peroxidation of secondary carbon in alkanes and cycloalkanesExpiredJul 14, 93Aug 02, 94[C07C]
5319106 Stabilization of mixtures of maleic anhydride and acrylic acid during distillationExpiredNov 09, 92Jun 07, 94[C07D]
5315056 Catalyst regeneration in a dehydrogenation processExpiredFeb 14, 92May 24, 94[C07C, B01J]
5252183 Process of pulping and bleaching fibrous plant material with tert-butyl alcohol and tert-butyl peroxideExpiredSep 13, 91Oct 12, 93[D21C]
5252197 Process for upgrading gasolines and other hydrocarbon mixturesExpiredSep 28, 92Oct 12, 93[C10G]
5245093 Reaction processes in a multi-stage fluidized bedExpiredJan 26, 89Sep 14, 93[C08G, C07C, B01J]
5227555 Production of gasoline from light hydrocarbonsExpiredJul 12, 88Jul 13, 93[C07C, C10G]
5217935 Processes for regenerating catalysts contaminated with carbonaceous materialsExpiredMay 01, 92Jun 08, 93[B08B, B01J, C02F]
5200093 Supercritical water oxidation with overhead effluent quenchingExpiredJun 03, 91Apr 06, 93[C02F]
5122260 Liquefaction of solid carbonaceous material with catalyst recycleExpiredJan 09, 89Jun 16, 92[C10G]
5118897 Reactivation of alkylation catalystsExpiredOct 17, 91Jun 02, 92[C07C]
5113031 Aromatic alkylation processExpiredNov 09, 90May 12, 92[C07C]
5100560 Apparatus and method for supercritical water oxidationExpiredMay 31, 91Mar 31, 92[B01D]
5086193 Aromatic alkylation processExpiredNov 09, 90Feb 04, 92[C07C]
5043506 Process for the alkylation of organic aromtic compounds in the presence of inert aliphatic compoundsExpiredSep 17, 90Aug 27, 91[C07C]
5021147 Solid addition and withdrawalExpiredJun 07, 89Jun 04, 91[C10G]

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