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9011556 Fuel composition containing a hydrocarbyl-substituted succinimide  
The present disclosure is directed to a middle distillate fuel composition comprising a friction modifying effective amount of a hydrocarbyl-substituted succinimide derived from maleic anhydride,...
8974551 Fuel additive for improved performance in fuel injected engines  
The disclosure provides a fuel additive concentrate, a method for cleaning fuel injectors, a method for restoring power to a diesel fuel injected engine, a fuel composition, and a method of...
8715375 Fuel compositions  
A diesel fuel composition comprising a performance enhancing additive, wherein the performance enhancing additive is the product of a Mannich reaction between: (a) an aldehyde; (b) a polyamine;...
8709108 Fuel compositions  
There is disclosed a fuel composition comprising (a) a major amount of a middle distillate fuel comprising from about 0.5% to about 30% by weight fatty acid methyl esters, relative to the total...
8690968 Succinimide lubricity additive for diesel fuel and a method for reducing wear scarring in an engine  
The present disclosure is directed to a hydrocarbyl-substituted succinimide lubricity additive or a hydrocarbyl-substituted succinamide lubricity additive for low sulfur diesel fuel. The additive...
8628590 Detergent additive-containing mineral oils having improved cold flow properties  
The invention relates to the use of at least one oil-soluble olefin copolymer B) which acts as a nucleating agent for paraffin crystallization for improving the response of cold flow improvers for...
8628591 Detergent additive-containing mineral oils having improved cold flow properties  
The invention relates to the use of at least one oil-soluble compound B) which acts as a nucleating agent for paraffin crystallization and which is selected from substantially linear hydrocarbons...
8475541 Diesel fuel additive  
A diesel fuel additive composition, a fuel containing the fuel additive, a method for improving diesel engine performance using the additive and a method for making the additive for diesel engines...
8187345 Mixture from polar oil-soluble nitrogen compounds and acid amides as paraffin dispersant for fuels  
Provided is a mixture containing: (a) a polar oil-soluble nitrogen compounds which is capable of sufficiently dispersing paraffin crystals precipitated out under cold conditions in a fuel and is a...
8070837 Use of fatty acid alkoxylates as a method to remedy engine intake valve sticking  
The use of alkoxylates and nitrogen containing detergents in a fuel additive composition to prevent intake valve sticking and reduce intake valve deposits.
7901471 Fuel composition containing a medium substantially free of sulphur and process thereof  
A fuel composition contains (a) a medium substantially free of to free of sulphur; (b) a detergent/dispersant additive; and (c) a liquid fuel where the medium substantially free of to free of...
7799485 Fuel cell system and composition for electrode  
According to the invention, a fuel cell system features a fuel cell (1) having an electrode (5, 6), and an antioxidant residing in or contacting the electrode (5, 6), for inactivating active oxygen.
7766982 Fuels compositions and methods for using same  
A fuel composition and methods for using it for controlling deposit formation in a spark-ignition internal combustion engine, such as a direct injection engine, comprising a spark-ignition fuel, a...
7704289 Method of operating a direct injection spark-ignited engine with a fuel composition  
The present invention is directed to a method to clean up or keep clean the fuel system of a direct injection spark-ignited engine by operating the engine with a fuel composition that includes a...
7553343 Fuels compositions for direct injection gasoline engines containing manganese compounds  
Deposits and soot formation in a direct injection gasoline engine are reduced by providing as fuel for the operation of said direct injection engine a fuel composition comprising a fuel-soluble...
7402186 Fuel composition containing a medium substantially free of sulphur and process thereof  
A fuel composition contains (a) a medium substantially free of to free of sulphur; (b) a detergent/dispersant additive; and (c) a liquid fuel where the medium substantially free of to free of...
7182795 Fuel lubricity additives derived from hydrocarbyl succinic anhydrides and hydroxy amines, and middle distillate fuels containing same  
A middle distillate fuel additive comprising the reaction product resulting from the combining of a hydrocarbyl succinic anhydride and a hydroxyamine. The lubricating properties of low...
7175678 Fuel composition  
The present invention provides a polymeric a fuel composition comprising (i) a fuel; and (ii) a polymeric compound; wherein the polymeric compound comprises at least one monomer unit of Formula I...
7044988 Partially dehydrated reaction product, process for making same, and emulsion containing same  
The disclosed invention relates to a composition comprising a partially dehydrated product made by: (I) reacting (A) a hydrocarbyl substituted succinic acid or anhydride with (B) a polyol, a...
6867171 Low molecular weight branched alkenyl succinic acid derivatives prepared from low molecular weight polyisobutene and unsaturated acidic reagents  
This invention is directed to a new low molecular weight branched alkenyl succinic acid derivative that may be prepared by reacting a low molecular weight polyisobutene (PIB) having from about 8...
6821307 Oil composition  
An improved fuel oil composition comprises fuel oil and specific acylated polyalkylene polyamine.
6743266 Fuel additive composition for improving delivery of friction modifier  
A fuel additive composition for improving the delivery of friction modifier to the lubricant oil of an internal combustion engine comprising (a) a friction modifying amount of a reaction product...
6676715 Diesel fuel stabilizer  
There is provided use of a thermal stabiliser for increasing the thermal stability of a cetane improver in a fuel composition comprising (i) a fuel, and (ii) the cetane improver wherein the...
6673131 Fuel additive compositions and distillate fuels containing same  
Improved fuel additives and distillate fuels containing said additives are described. The additives impart improved low temperature flow and filterability and also impart stability to distillate...
6656237 Fuel composition with improved lubricity performance  
This invention provides a fuel composition having a sulphur content of not more than 50 ppm by weight and comprising at least 50 ppm based on the total weight of the fuel composition of at least...
6623536 Multifunctional additive composition for cold process treatment of middle distillates  
The invention concerns a composition of mulifunctional additives for cold process treatment obtained by reacting carboxylic compounds with amine compounds, characterized in that it contains at...
6488723 Motor fuel additive composition and method for preparation thereof  
A motor fuel additive composition comprises a mixture of: (a) from about 5 to about 50 weight percent, based upon the total weight of the additive, of a detergent component selected from the group...
6355074 Oil soluble dispersant additives useful in oleaginous compositions  
Hydrocarbyl substituted C4 to C10 monounsaturated dicarboxylic acid, anhydrides or esters, e.g. polyisobutenyl succinic anhydride, preferably made by reacting polymer of C2 to C10 monoolefin,...
6352566 Ethers of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides and fuel compositions containing the same  
Ethers of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides having the formula: or a fuel soluble salt thereof; whereinR is a polyalkyl or polyalkenyl group having an average molecular weight...
6280488 Additives and fuel oil compositions  
An additive composition comprising: (a) an ashless dispersant comprising an acylated nitrogen compound; and (b) a carboxylic acid, or an ester of the carboxylic acid and an alcohol wherein the...
6261327 Additive concentrates for rapidly reducing octane requirement  
The present invention is directed to an additive concentrate for reducing octane requirement comprising a cyclic amide alkoxylate compound of the formula I: ##STR1##wherein x is from 3 to 11; y is...
6206939 Wax anti-settling agents for distillate fuels  
An additive for distillate fuels and a fuel composition having improved wax anti-settling properties. The additive is incorporated into a major proportion of distillate fuel and is a maleic...
6203583 Cold flow improvers for distillate fuel compositions  
An additive combination for distillate fuels and a fuel composition having improved cold flow properties. The additive combination is incorporated into a major proportion of distillate fuel and is...
6136051 Method and composition for reduction of combustion chamber deposits  
A fuel composition has a major portion of hydrocarbons boiling in the gasoline range, at least 1,200 ppm by weight of a detergent, and at least 2,400 ppm by weight of a mineral carrier fluid. The...
6117198 Detergents for hydrocarbon fuels  
Compounds comprising a Mannich reaction product of a) polyisobutene-substituted alkylated succinimide, wherein the alkylated succinimide is derived from a succinate and an alkylene polyamine; b)...
6004361 Low emissions diesel fuel  
A low emission diesel fuel suitable for use in underground diesel-engined mining equipment comprises a straight run distillate fuel having an end point not greater than 300° C. (about 660° F.), a...
5993497 Esters of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides and fuel compositions containing the same  
Esters of polyalkyl or polyalkenyl N hydroxyalkyl succinimides having the formula: ##STR1## or a fuel soluble salt thereof; wherein R is a polyalkyl or polyalkenyl group having an average...
5962378 Synergistic combinations for use in functional fluid compositions  
The present invention provides functional fluid compositions containing a major portion of oil of lubricating viscosity and a novel and synergistic combination of an acylated nitrogen-containing...
5954843 Aminocarbamates of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides and fuel compositions containing the same  
Aminocarbamates of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides having the formula: ##STR1## or a fuel soluble salt thereof; wherein R is a polyalkyl or polyalkenyl group having an average...
5944858 Hydrocarbonaceous fuel compositions and additives therefor  
Hydrocarbonaceous fuels and additive compositions therefor which comprise: a) one or more fuel-soluble manganese carbonyl compounds; and b) one or more fuel-soluble alkali or alkaline earth...
5928392 Enhanced combustion of hydrocarbonaceous burner fuels  
A burner is operated by continuously feeding into its combustion zone while combustion is occurring therein, (a) a middle distillate burner fuel with which has been blended in any sequence or...
5925151 Detergent additive compositions for diesel fuels  
A detergent additive composition for diesel fuel contains a low molecular weight polyisobutylene monosuccinimide of polyethylene polyamine in an aromatic hydrocarbon diluent. The detergent...
5916825 Polyisobutanyl succinimides and fuel compositions containing the same  
A compound of the formula: ##STR1## wherein R1 is a polyisobutanyl group derived from a highly reactive polyisobutene having an average molecular weight in the range of from about 500 to 5,000;R2...
5853435 Polymeric amine-heterocyclic reaction products as fuel and lubricant antiwear, detergency and cleanliness additives  
Polymeric amine sulfur-containing heterocyclic reaction products have been found to be effective antiwear and corrosion inhibiting additives for fuels, including gasolines, and lubricants with...
5833721 Additive for hydrocarbon oils  
An antifoam additive for hydrocarbon oils and in particular fuel oils comprises the combination of an antifoam agent and an ashless dispersant.
5789356 Synergistic combinations for use in functional fluid compositions  
The present invention provides functional fluid compositions containing a major portion of oil of lubricating viscosity and a novel and synergistic combination of an acylated nitrogen-containing...
5752989 Diesel fuel and dispersant compositions and methods for making and using same  
A diesel fuel additive composition comprising a mixture of a dispersant and a carrier, preferably a liquid carrier fluid. The dispersant comprises at least one member of the group consisting of...
5735915 Simplified process for production of alkenylsuccinimides or polyalkenylsuccinimides  
A simplified process for preparation of an alkenylsuccinimide or a polyalkenylsuccinimide is described, characterized in that it comprises successively: a stage (a) in which an alkenylsuccinic...
5725610 Additive composition for cold operability of middle distillates  
Additive composition enhancing the low temperature operability of average distillates beyond -20° C. comprising at least 40% by weight of a composition consisting of: i) from 60 to 94% by weight...
5620486 Fuel compositions containing aryl succinimides  
A fuel composition comprising a major amount of hydrocarbons boiling in the gasoline or diesel range and an effective detergent amount of a compound of the formula: ##STR1## wherein R is a...

Matches 1 - 50 out of 148 1 2 3 >