Texaco Inc.

Shell Oil Comapny

Shell Usa, Inc.

Afton Chemical Corporation

Magna Exteriors Gmbh

Shell Internationale Research Maatschappij, B.v.

Joseph M Russo

Benjamin J Kaufman

Thomas F DeRosa

Rodney L Sung

Timothy Michael Shea

Sheldon Herbstman

Raymond Edward Paggi

James R Ketcham

William M Studzinski

Robert T Hahn

Michael Cuscurida

Robert L Zimmerman

Wei-Yang Su

William Jay Colucci

Roger Francis Cracknell

Yajnanarayana Halmuthur Jois

Christopher S Liu

Frank J DeBlase

Rosemary J Jennejahn

Richard V Kessler

Krishna Rangraj Kaushik

Mark Clift Southby

Allen Ambwere Aradi

James Robert Macias

Scott O Lindholm

Arjun Prakash

Andreas Kolbeck

Joseph Calderone

Jefrey B Furman

Joseph T Mastropierro

Artemis Kontou

Neal Matthew Morgan

Renate Uitz-Choi

Kay Colapret

Edward Carl Nelson

John Henry Mengwasser

Andrew Lander

Anindya Kumar Ghosal

Method for reducing intake valve deposits in a spark ignition internal combustion engine which is fuelled with a gasoline fuel composition, wherein the method comprises introducing into the engine an aqueous based composition, wherein the aqueous based composition comprises (i) water, (ii) from 0 vol % to 40 vol % freezing point suppression agent, (iii) from 0 vol % to 10 vol % of surfactant, and (iv) an amine compound in a blending amount of from 0 ppmw to 1000 ppmw.

Method for reducing intake valve deposits

A fuel composition comprising a fuel and a lubricity additive where the lubricity additive is selected from (1) 1-Lauroyl-rac-glycerol, (2) Dodecanamide, N-hydroxy-, or (3) 2-Ethylhexanoic acid and the fuel is gasoline.

Fuel composition with lubricity additives

A fuel composition comprising a fuel and a lubricity additive package, where the lubricity additive package comprises (1) Dodecanoic acid and (2) 1-Lauroyl-rac-glycerol and the fuel is gasoline.

Use of a liquid fuel composition in an internal combustion engine, the internal combustion engine containing a lubricating composition for lubricating said internal combustion engine, wherein the liquid fuel composition comprises at least one nitrogen-containing detergent additive, for the purpose of reducing engine wear caused by the presence of soot in the lubricating composition.

Liquid fuel compositions

A composition is provided that contains a major amount of a base oil and a minor amount of at least one butylene oxide-modified alkyl-bis-ethoxylated monoamine, wherein the alkyl group have carbon atoms in the range of 8 to 22 and ethylene oxide to butylenes oxide is in a ratio in the range of about 3:1 to about 2:1. The composition provides improved friction modification in fuel and in lubricating oils.

Fuel and engine oil composition and its use

A detergent additive package, fuel additive concentrate, fuel composition and method for operating an engine on an unleaded gasoline fuel. The additive package includes a Mannich base detergent mixture, wherein the mixture contains a first Mannich base detergent component derived from a di- or polyamine and a second Mannich base detergent component derived from a monoamine. A weight ratio of the first Mannich base detergent to the second Mannich base detergent in the mixture ranges from about 1:6 to about 3:1.

Mixed detergent composition for intake valve deposit control

Fuel additive compositions that include synergistic mixtures of one or more neutral lubricity additives and one or more monoacidic lubricity additives to provide wear and/or friction reduction in fuels.

Lubricity additives for fuels

Dihydrocarbyl diazene dicarboxamides (DHCDD) have been found to effectively reduce the ignition delay and/or as effective cetane number improvers in diesel fuels and is suitable for use in modern engines.

Diesel fuel with improved ignition characteristics

Balanced unleaded fuel compositions exhibiting: a pump octane rating of greater than 93; a T50 (maximum) of 104.4&#xb0; C. (220&#xb0; F.) and a T90 (maximum) of 165.6&#xb0; C. (330&#xb0; F.), as required under the CARB Phase 3 model; and, producing a higher average torque and/or higher average power output than commercially available fuels stated to meet the CARB Phase 3 model.

Balanced unleaded fuel compositions

Micronized polymers suitable for use in fuels and lubricants having a particle size distribution of less than 30 microns obtained from water-soluble solid organic polymers is provided. A water-soluble solid organic polymer having a number average molecular weight in the range of 1000 to 200,000 is subjected to a molecular segmentation in a polar solvent in a polymer to solvent ratio in the range of 1:1 to 1:10 to produce a micronized polymer having a particle size distribution of less than 30 microns.

Hydrocarbon fluid compatible micronized polymers

A fuel composition is provided that contains a major amount of a mixture of hydrocarbons in the gasoline boiling range and a minor amount of at least one p-alkoxy-N-alkyl aromatic amine and at least one dicyclopentadiene. Use of such additive compound in a combustion engine is also provided.

Fuel composition and its use

A fuel composition is provided that contains a major amount of a mixture of hydrocarbons in the gasoline boiling range and a minor amount of a certain aniline additive compound. Use of such aniline additive compound in a combustion engine is also provided.

A lubricating oil composition useful for a diesel-powered engine is provided that reduces NOx emissions level produced from a diesel-powered engine. The lubricating oil comprises a base oil and at least one oil-dispersible source of HNCO such as isocyanates. A method of operating the diesel powered engine using the lubricating oil is also provided.

Lubricating oil for a diesel powered engine and method of operating a diesel powered engine

Hydrocarbyl polyoxyalkylene aminoalcohol and fuel composition containing same

A hydrocarbyl polyoxyalkylene urethane of the general formula ##STR1## wherein R.sup.1 is an alkyl, an alicyclic or an alkylalicyclic radical having from about 4 to about 30 carbon atoms or an alkylaryl where the alkyl group is from about 4 to about 30 carbon atoms; x is an integer from 0 to about 5, y is an integer from 1 to about 49, z is an integer from 1 to about 49 and the sum of x+y+z is equal to 3 to about 50; R.sup.2 and R.sup.3 each is different and is an alkyl group of from 1 to 4 carbon atoms and each oxyalkylene radical can be any combination of repeating oxyalkylene units to form block or random copolymers; R.sup.4 is the same as R.sup.2 or R.sup.3 ; R.sup.5 is hydrogen or ##STR2## where R.sup.7 is hydrogen or an alkyl group of from 1 to 5 carbon atoms and R.sup.6 is an divalent alkylene radical of 1 to about 12 carbon atoms which is unsubstituted or substituted with at least one hydrocarbyl substituent of from 1 to about 50 carbon atoms and an internal combustion engine fuel composition containing same are provided.

Polyoxyalkylene urethane and fuel composition containing same

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Poughkeepsie, NY, United States of America

Joseph M Russo