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| Number | Title | Issue Date |
| 7431745 | Additives with a reduced tendency to emulsify, which improve the lubricating action of highly desulphurised fuel oils The present invention relates to an additive for improving the lubrication capacity of fuel oils with a maximum sulfur content of 0.035 wt. %. The additive contains at least one ester of a bivalent or polyvalent alcohol and a mixture of unsaturated and optionally sa... | 10/07/2008 |
| 7368051 | Process for corrosion inhibiting composition in hydrocarbon fuels The present invention provides a process for the production of a fuel composition having a NACE corrosion rating of between 0% and 25%, comprising the steps of: (i) contacting a fuel with a corrosion inhibitor of formula (I) to provide an initial fuel composition | 05/06/2008 |
| 7351268 | Fuel composition There is described a fuel composition incorporating levulinic acid or a functional derivative thereof. ... | 04/01/2008 |
| 7323019 | Additives for low-sulphur mineral oil distillates containing an ester of an alkoxylated polyol and a polar nitrogenous paraffin dispersant An additive for low-sulfur mineral oil distillates having improved cold flowability and paraffin dispersancy, comprising at least one ester of an alkoxylated polyol and at least one polar nitrogen-containing paraffin dispersant. ... | 01/29/2008 |
| 7250065 | Fuel compositions containing propoxylate Fuel compositions for internal combustion engines, comprising a principle amount of a liquid hydrocarbon fuel and an amount, which has a cleaning effect, of at least one propoxylate additive of the formula I wher... | 07/31/2007 |
| 7226489 | Gasoline additives for reducing the amount of internal combustion engine intake valve deposits and combustion chamber deposits Compositions and methods are disclosed for reducing combustion chamber deposits (CCD) and/or intake valve deposits (IVD) in spark ignition internal combustion engines. A succinic acid derivative (SAD) of this invention or a mixture with at least one additional compo... | 06/05/2007 |
| 7204863 | Gasoline additives for reducing the amount of internal combustion engine intake valve deposits and combustion chamber deposits Compositions and methods are disclosed for reducing combustion chamber deposits (CCD) and/or intake valve deposits (IVD) in spark ignition internal combustion engines. A butyrolactam alkoxylate (BLA) and/or a butyrolactam derivative (BLD) of this invention or a mixt... | 04/17/2007 |
| 7189269 | Fuel composition comprising a base fuel, a fischer tropsch derived gas oil, and an oxygenate A fuel composition is provided containing (i) a base fuel, (ii) a Fischer-Tropsch derived gas oil and (iii) an oxygenate. The components (ii) and (iii) can be used in a tertiary fuel blend with a base fuel (i) for the purpose of achieving for the composition (a) a n... | 03/13/2007 |
| 6730139 | Halogenated hydrocarbon containing fuel supplement and/or additive A fuel rendering composition, an alternative supplemental fuel and a universal fuel treatment. Halogenated hydrocarbon(s) and solvent(s), particularly terpenoid containing solvent(s), are combined to form a composition that when mixed with vegetable oil, crude or re... | 05/04/2004 |
| 6719814 | Lubricity additive, process for preparing lubricity additives, and middle distillate fuel compositions containing the same The invention provides a lubricity additive in the form of an ester of an acid and an alcohol, wherein the acid is an aromatic mono-, di- or polyhydric, mono-, di- or polycarboxylic acid or mixture thereof, which may be alkylated and/or alkoxylated and wherein the a... | 04/13/2004 |
| 6579329 | Mixture suitable as a fuel additive and lubricant additive and comprising amines, hydrocarbon polymers and carrier oils A mixture suitable as fuel additive and lubricant additive and comprising essentially (A) at least one amine which carries a hydrocarbon radical having an average molecular weight of from 500 to 10,000, (B) at least one hydrocarbon polymer which has an average... | 06/17/2003 |
| 6468319 | Diesel fuel containing ester to reduce emissions This invention is a fuel composition comprising a major amount of base fuel and at least 3% w/w of an ester additive mixture derivable by reacting together either (a) (i) a saturated, aliphatic polyhydric alcohol having three or more primary alcohol group... | 10/22/2002 |
| 6462001 | Complex esters, formulations comprising these esters and use thereof An ester resulting from an esterification reaction between at least one polyfunctional alcohol and at least one polyfunctional carboxylic acid using a chain stopping agent to form ester bonds with the remaining hydroxyl or carboxyl groups is disclosed. Th... | 10/08/2002 |
| 6458175 | Oil additives and compositions Compositions comprising a wax, a nucleator, and a wax growth arrestor improve the low temperature properties of fuel oils, especially high wax content fuels.... | 10/01/2002 |
| 6293977 | Lubricity additives for fuel oil compositions Products formed from polycarboxylic acids and epoxides form useful lubricity additives.... | 09/25/2001 |
| 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 acid has from 2 to 50 carbon atoms and the alcohol has one or more ... | 08/28/2001 |
| 6156082 | Fuel additives Compounds of formula (I) ##STR1## where R1 is a C10 -C32 alkenyl group and R2 and R3 are --(--OCH2 CH2 --)n OH, --(--OCH2 CHCH3 --)n | 12/05/2000 |
| 6117197 | Fuel compositions containing aromatic esters of polyalkylphenoxy alkanols, poly(oxyalkylene) amines and di- or tri-carboxylic acid esters A fuel composition comprising a major amount of hydrocarbons boiling in the gasoline or diesel range and a fuel additive composition comprising (a) about 15 to 2,000 parts per million by weight of an aromatic ester of a polyalkylphenoxyalkanol, (b) about ... | 09/12/2000 |
| 6080212 | Lubricants for diesel fuel Diesel fuels, particularly low sulfur diesel fuels, contain additives which increase the lubricity in the fuel and reduce the amount of smoke in the exhaust. These additives are esters having a viscosity of 3.0 cSt to 20.0 cSt at 100° C. and a smoke inde... | 06/27/2000 |
| 6051039 | Diesel fuel compositions This invention relates to a diesel fuel composition containing an additive composition made by admixing at least two components: A) at least one dicarboxylic acid having about 8 to about 500 carbon atoms or a reactive equivalent thereof; and B) at least o... | 04/18/2000 |
| 6010989 | Additive for improving the flow properties of mineral oils and mineral oil distillates The invention relates to an additive for improving the flow properties of paraffin-containing mineral oils and mineral oil distillates, comprising a mixture of at least one ethylene/vinyl ester copolymer or terpolymer and at least one paraffin dispersant,... | 01/04/2000 |
| 5993498 | Polyol ester distillate fuels additive A polyol ester distillate fuel additive exhibits improved lubricity and friction and wear performance. The ester has between about 1% and about 35% unconverted hydroxyl groups and is characterized as having a hydroxyl number from about 5 to about 180.... | 11/30/1999 |
| 5942475 | Engine oil lubricants formed from complex alcohol esters A crankcase engine lubricant which comprises the add mixture of the following components: (A) a lubricating oil which comprises the add mixture of the following components: a complex alcohol ester basestock and at least one additional basestock; and (B) a... | 08/24/1999 |
| 5922658 | Two-cycle engine oil formed from a blend of a complex alcohol ester and other basestocks A biodegradable two-cycle lubricant which is prepared from an add mixture of: (1) a biodegradable lubricating oil comprising an add mixture of the following components: a complex alcohol ester basestock which comprises the reaction product of an add mixtu... | 07/13/1999 |
| 5912213 | Substituted carboxylic acylating agent compositions and derivatives thereof for use in lubricants and fuels Substituted carboxylic acylating agents formed by reacting an olefin with a carboxylic reactant are further reacted with -ଲ unsaturated carboxylic compositions to form substituted carboxylic acylating agents. The substituted carboxylic acylat... | 06/15/1999 |
| 5863303 | Fuel oil composition for diesel engines The present invention is directed to a fuel oil for diesel engines, which is reduced in the discharges of particulate matters (PM) and carbon dioxide (CO) in exhaust gas upon combustion while retaining a high cetane number, characterized in that the fuel ... | 01/26/1999 |
| 5833722 | Fuel oil compositions with improved lubricity properties The lubricity of low sulphur fuels is enhanced by incorporation of a lubricity enhancing additive in combination with a nitrogen compound.... | 11/10/1998 |
| 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 of an antisedimentation additive resulting from the reactio... | 03/10/1998 |
| 5593466 | Oil and fuel oil compositions Crude oils, lubricating oils or fuel oils have their flow point improved by adding to the crude oil, lubricating oil or fuel oil a minor proportion by weight of a polymer containing the repeating units: ##STR1## where x is an integer and y is 0 or an... | 01/14/1997 |
| 5578090 | Biodiesel fuel A fuel additive composition including fatty acid alkyl esters and glyceryl ethers, and an alternative fuel composition that includes the fuel additive composition. Also provided is a method for preparing the fuel additive composition and the alternative f... | 11/26/1996 |
| 5562867 | Biodegradable two-cycle oil composition A biodegradable two-cycle oil composition which comprises a C13 oxo alcohol adipate in admixture with a dispersant and a lubricity agent; it is especially useful for outboard marine engines.... | 10/08/1996 |
| 5538521 | Fuel compositions containing polyalkyl and poly(oxyalkylene)aromatic esters A fuel additive having the formula: ##STR1## wherein A1 is a thioether, a sulfoxide, a sulfone, a sulfonic acid, a sulfonamide, a nitrile, a carboxylic acid or ester, or a carboxamide; R1 and R2 are independently hydr... | 07/23/1996 |
| 5405418 | Fuel additive compositions containing an aliphatic amine, a polyolefin and an aromatic ester A fuel additive composition comprising: (a) a fuel-soluble aliphatic hydrocarbyl-substituted amine having at least one basic nitrogen atom wherein the hydrocarbyl group has a number average molecular weight of about 700 to 3,000; (b) a polyolefin polymer of a ... | 04/11/1995 |
| 5366644 | Lubricant for fuel A new lubricant for addition to preferably two-cycle engine fuels is provided. The lubricant may be a solid lubricant in the form of a pellet having a diameter of at least 1 mm., which is readily dispersible when dropped into the fuel. Also, the lubricant... | 11/22/1994 |
| 5296003 | Polyesters of poly(oxyalkylene) hydroxyaromatic ethers Poly(oxyalkylene) hydroxyaromatic ethers having the formula: ##STR1## or a fuel-soluble salt thereof; where n is an integer from 5 to 100; x is an integer from 0 to 10; R1 and R2 are each independently hydrogen, hydroxy, lower a... | 03/22/1994 |
| 5281346 | Two-cycle engine lubricant and method of using same comprising alkali or alkaline earth metal salts of carboxylic aromatic acids This invention relates to lubricants for two-cycle engines comprising a major amount of at least one oil of lubricating viscosity and a minor amount of at least one compound of the general formula Ay- My+ ... | 01/25/1994 |
| 5004478 | Motor fuel for internal combustion engines A motor fuel for internal combustion engines contains a small amount of an additive comprising (a) a conventional amino- or amido-containing detergent for cleaning, or keeping clean, the intake system and (b) as base oil a mixture of (ba) a polyether based on ... | 04/02/1991 |
| 4874395 | Amine neutralized alkenylsuccinic anhydride propylene glycol adducts as corrosion inhibitors for hydrocarbon fuels A corrosion inhibitor composition for hydrocarbon fuels comprising a C10 -C24 alkenyl succinic anhydride esterified with between 0.5-1.5 moles of a water-soluble glycol and then neutralized with an amine. The invention also contempla... | 10/17/1989 |
| 4859210 | Motor fuel or lubricant composition containing polybutyl or polyisobutyl derivatives Fuel motor compositions and lubricant compositions contain small amounts of one or more polybutyl or polyisobutyl alcohols of the formula (I) where R is a polybutyl or polyisobutyl radical derived from isobutene and up to 20% by weight of n-butene, or a corres... | 08/22/1989 |
| 4776969 | Cyclic phosphate additives and their use in oleaginous compositions The present invention provides a novel cyclic phosphate such as 1,3-dioxa-2-phospha-6-thia-cyclooctane-2-(dodecylthiodi(ethyleneoxy)-2-oxi de, and its use as an anti-wear, anti-oxidant, and/or friction modifying agent for oleaginous compositions such as fu... | 10/11/1988 |
