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 1168
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 9348
 
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 7927
 
 
 
C10M LUBRICATING COMPOSITIONS 3717
 
 
 
B01D SEPARATION 2488
 
 
 
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 2214
 
 
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF1643
 
 
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 921
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 897
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 8166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6,835,301 Production of low sulfur/low aromatics distillatesDec 07, 99Dec 28, 04[C10G]
6,620,312 Process for making a lube basestock with excellent low temperature propertiesOct 25, 00Sep 16, 03[C10G]
6,458,855 Fischer-tropsch process water emulsions of hydrocarbons (law548)Jan 22, 99Oct 01, 02[C10L, B01F]
RE37649 Draft tube for catalyst rejuvenation and distributionAug 13, 98Apr 09, 02[C07C, B01J]
6,352,638 Two-stage process for converting residua to gasoline blendstocks and light olefinsDec 13, 00Mar 05, 02[C10G]
RE37515 Rejuvenation of hydrocarbon synthesis catalystAug 13, 98Jan 15, 02[C07C, B01J]
6,332,974 Wide-cut synthetic isoparaffinic lubricating oilsSep 11, 98Dec 25, 01[C10G]
6,331,575 Preparation of high activity catalysts; the catalysts and their useSep 15, 98Dec 18, 01[C10G, C07C, C10L]
6,325,833 Emulsion blendsSep 12, 97Dec 04, 01[C10L]
6,313,062 Process for the preparation of high activity carbon monoxide hydrogenation catalysts; the catalyst composition, use of the catalysts for conducting such reactions, and the products of such reactionsOct 29, 99Nov 06, 01[C07C, B01J]

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Expired/Abandoned/Withdrawn Patents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 heterocyclesAug 27, 99Dec 17, 02[C10G]
6,462,140 Carbonyl containing compoundsFeb 09, 01Oct 08, 02[C08F]
6,444,784 Wax crystal modifiers (LAW657)May 29, 98Sep 03, 02[C08G]
6,409,911 Silicoaluminophosphates having an AEL structure and their use as FCC catalystsSep 13, 00Jun 25, 02[C01G]
6,383,366 Wax hydroisomerization processNov 14, 00May 07, 02[C10G]
6,355,850 Manufacture of electrical oil enriched with hydrofined gas oil for improved oxidation and electrical resistanceJan 18, 00Mar 12, 02[C10G, H01B]
6,352,639 Superheating atomizing steam with hot FCC feed oilDec 13, 00Mar 05, 02[C10G]
6,344,490 Removable filter for slurry hydrocarbon synthesis processJan 22, 99Feb 05, 02[C10G, C07C]
2002/0003,103 FLUID CAT CRACKING WITH HIGH OLEFINS PROUDUCTIONDec 30, 98Jan 10, 02[C10G]
6,319,960 Method for hydrocarbon synthesis reactionsNov 06, 87Nov 20, 01[C07C]
6,315,920 Electrical insulating oil with reduced gassing tendencySep 10, 99Nov 13, 01[C09K]
6,306,790 Catalytic silicoaluminophosphates having an AEL structure, and their use in catalytic crakingMay 20, 99Oct 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, 00Oct 16, 01[C10G]
6,300,537 Method for the use of new silicoaluminophosphas having an AEL structure to convert naptha to C2 to C4 olefinsMay 20, 99Oct 09, 01[C10G]
6,301,546 Process for detecting and monitoring changes in properties of fluidized bed solids by pressure difference fluctuation measurementJan 22, 99Oct 09, 01[G06F, G01N]
6,296,755 Electrochemical process for olefin recovery using transition metal dithiolene complexesApr 13, 99Oct 02, 01[B01D, C25B]
6,294,081 Hydroprocessing with catalytic silicoaluminophosphates having an AEL structureMay 20, 99Sep 25, 01[C10G]
6,294,493 Silicoaluminophosphates having an AEL structureMay 20, 99Sep 25, 01[B01J]
6,288,298 Naphtha cracking utilizing new catalytic silicoaluminophosphates having an AEL structureMay 20, 99Sep 11, 01[C07C]
6,284,127 Catalytic dewaxing with trivalent rare earth metal ion exchanged ferrieriteOct 12, 99Sep 04, 01[L10G]

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