Exxon Research and Engineering Company

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 118 6
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 94 41
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 79 21
 
 
C10M LUBRICATING COMPOSITIONS 37 16
 
 
B01D SEPARATION 24 82
 
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 22 13
 
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF 16 41
 
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 9 20
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 8 93
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 8 157
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2002/0040,123 WAX CRYSTAL MODIFIERS (LAW657) May 29, 98 Apr 04, 02 [C08G]
2002/0003,103 FLUID CAT CRACKING WITH HIGH OLEFINS PROUDUCTION Dec 30, 98 Jan 10, 02 [C10G]
2001/0053,744 NEW SILICOALUMINOPHOSPHATES HAVING AN AEL STRUCTURE, AND THEIR PREPARATION May 20, 99 Dec 20, 01 [C01B]
2001/0007,893 Carbonyl containing compounds Feb 09, 01 Jul 12, 01 [C08F]
2001/0001,450 MULTI-STAGE COUNTERCURRENT HYDROTREATING PROCESS Jan 15, 98 May 24, 01 [C10G]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6,835,301 Production of low sulfur/low aromatics distillates Dec 07, 99 Dec 28, 04 [C10G]
6,620,312 Process for making a lube basestock with excellent low temperature properties Oct 25, 00 Sep 16, 03 [C10G]
6,495,029 Countercurrent desulfurization process for refractory organosulfur heterocycles Aug 27, 99 Dec 17, 02 [C10G]
6,462,140 Carbonyl containing compounds Feb 09, 01 Oct 08, 02 [C08F]
6,458,855 Fischer-tropsch process water emulsions of hydrocarbons (law548) Jan 22, 99 Oct 01, 02 [C10L, B01F]
6,444,784 Wax crystal modifiers (LAW657) May 29, 98 Sep 03, 02 [C08G]
6,409,911 Silicoaluminophosphates having an AEL structure and their use as FCC catalysts Sep 13, 00 Jun 25, 02 [C01G]
6,383,366 Wax hydroisomerization process Nov 14, 00 May 07, 02 [C10G]
RE37649 Draft tube for catalyst rejuvenation and distribution Aug 13, 98 Apr 09, 02 [C07C, B01J]
6,355,850 Manufacture of electrical oil enriched with hydrofined gas oil for improved oxidation and electrical resistance Jan 18, 00 Mar 12, 02 [C10G, H01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
6,495,029 Countercurrent desulfurization process for refractory organosulfur heterocycles Aug 27, 99 Dec 17, 02 [C10G]
6,462,140 Carbonyl containing compounds Feb 09, 01 Oct 08, 02 [C08F]
6,409,911 Silicoaluminophosphates having an AEL structure and their use as FCC catalysts Sep 13, 00 Jun 25, 02 [C01G]
6,383,366 Wax hydroisomerization process Nov 14, 00 May 07, 02 [C10G]
6,355,850 Manufacture of electrical oil enriched with hydrofined gas oil for improved oxidation and electrical resistance Jan 18, 00 Mar 12, 02 [C10G, H01B]
6,352,639 Superheating atomizing steam with hot FCC feed oil Dec 13, 00 Mar 05, 02 [C10G]
6,344,490 Removable filter for slurry hydrocarbon synthesis process Jan 22, 99 Feb 05, 02 [C10G, C07C]
2002/0003,103 FLUID CAT CRACKING WITH HIGH OLEFINS PROUDUCTION Dec 30, 98 Jan 10, 02 [C10G]
6,319,960 Method for hydrocarbon synthesis reactions Nov 06, 87 Nov 20, 01 [C07C]
6,315,920 Electrical insulating oil with reduced gassing tendency Sep 10, 99 Nov 13, 01 [C09K]
6,306,790 Catalytic silicoaluminophosphates having an AEL structure, and their use in catalytic craking May 20, 99 Oct 23, 01 [B01J]
6,303,019 Treatment of refinery feedstreams to remove peroxides and prevent subsequent refinery fouling using an electrochemical reduction method (Law890) Apr 18, 00 Oct 16, 01 [C10G]
6,300,537 Method for the use of new silicoaluminophosphas having an AEL structure to convert naptha to C2 to C4 olefins May 20, 99 Oct 09, 01 [C10G]
6,301,546 Process for detecting and monitoring changes in properties of fluidized bed solids by pressure difference fluctuation measurement Jan 22, 99 Oct 09, 01 [G06F, G01N]
6,296,755 Electrochemical process for olefin recovery using transition metal dithiolene complexes Apr 13, 99 Oct 02, 01 [B01D, C25B]
6,294,081 Hydroprocessing with catalytic silicoaluminophosphates having an AEL structure May 20, 99 Sep 25, 01 [C10G]
6,294,493 Silicoaluminophosphates having an AEL structure May 20, 99 Sep 25, 01 [B01J]
6,288,298 Naphtha cracking utilizing new catalytic silicoaluminophosphates having an AEL structure May 20, 99 Sep 11, 01 [C07C]
6,284,127 Catalytic dewaxing with trivalent rare earth metal ion exchanged ferrierite Oct 12, 99 Sep 04, 01 [L10G]
6,284,372 Composites with interphases and methods of making the same Feb 18, 94 Sep 04, 01 [D02G]

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