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| Number | Title | Issue Date |
| 7381689 | Methods for inhibiting hydrate blockage in oil and gas pipelines using amide compounds A method and an amide composition used therein for inhibiting, retarding, mitigating, reducing, controlling and/or delaying formation of hydrocarbon hydrates or agglomerates of hydrates. The method may be applied to prevent or reduce or mitigate plugging of conduits... | 06/03/2008 |
| 7338540 | Decomposition of organic azides A method of decomposing an organic azide is provided and comprises allowing an organic azide to contact a catalytic metal halide, main group halide, mixed metal-main group halide, or mixture thereof. Organic azide fuel sources comprising an organic azide/catalyst co... | 03/04/2008 |
| 7176209 | Fungicidal formulation Adjuvants selectes from mon/ionic water/soluble mixed polyalkoxy-lated aliphatic alcohol surfactants, non ionic water soluble ethoxylated aliphatic alcohol surfactants, amine ethoxylates, and micronized polymeric waxes enhance the efficacy of fungicidal triazolopzri... | 02/13/2007 |
| 7112230 | Fuels compositions for direct injection gasoline engines Injector deposits 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 compound having the formula (I): | 09/26/2006 |
| 7001531 | Sustained release coolant additive composition A coolant additive composition comprising a sustained release component and an additive component, the additive component is effective to provide at least one benefit to a coolant when released into the coolant, the sustained release component includes a polymeric m... | 02/21/2006 |
| 6786940 | Paraffin dispersants with a lubricity effect for distillates of petroleum products The mixture contains (a) from 5 to 95% by weight of at least one reaction product of a poly(C2-20-carboxylic acid) having at least one tertiary amino group with secondary amines and (b) from 5 to 95% by weight of at least one reaction produc... | 09/07/2004 |
| 6627775 | Process for manufacturing gasoline additives of ester-free polyoxyalkylene amide An improved process to prepare poly(oxyalkylene)amide for gasoline additives involves three consecutive reactions. The reactions are (1) amidation of water-soluble low molecular weight of polyalkylene polyamine with alkyl acetate at an elevated temperatur... | 09/30/2003 |
| 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 least 50 wt. % of a mixture consisting of 10 to 90 wt. % of an... | 09/23/2003 |
| 6562086 | Fatty acid amide lubricity aids and related methods for improvement of lubricity of fuels A fuel composition of improved lubricity comprises a lubricity-increasing amount of a lubricity aid dissolved in low sulfur diesel fuel and spark ignition fuels. The lubricity aid is an alkanolamide of a fatty acid, an alkanolamide of a modified fatty aci... | 05/13/2003 |
| 6454818 | Poly(oxyalkylene) amide-amine gasoline additives The present invention is one kind of gasoline additives. The compounds consist of tertiary amine, amide and poly(oxybutylene) backbone in the same molecule. The process of making this type of products required an initiator containing primary amine and ter... | 09/24/2002 |
| 6293976 | Lubricity additives for fuel oil compositions There are disclosed low sulphur content middle distillate fuel oils which have their lubricity properties greatly improved through the addition of a compound having at least one substituted aromatic ring system wherein the substituents are one or more ali... | 09/25/2001 |
| 6270540 | Star-like poly(oxyalkyene)triamide alkoxylates gasoline additive and the method for producing the same A new class of useful gasoline additives is prepared via two consecutive reactions including: (1) amidation of water-soluble hydrophilic, low molecular weight triamine with alkyl acetate at an elevated temperature under N2 pressure to prepare a... | 08/07/2001 |
| 6270538 | Lubricating oil compositions Oils having improved low temperature properties and additives for use therein.... | 08/07/2001 |
| 6203584 | Fuel composition containing an amine compound and an ester A fuel composition comprising a major amount of hydrocarbons boiling in the gasoline range and a fuel consumption reducing amount of a fuel additive composition comprising: (a) at least one amine compound selected from the group consisting of: (1) a fuel-solub... | 03/20/2001 |
| 6102975 | Fuel conditioner and improver compositions Fuel conditioner and improver compositions for (1) diesel fuel for medium speed diesel engines and (2) gasoline, diesel fuel, liquified petroleum gas (LPG), and liquified natural gas (LNG).... | 08/15/2000 |
| 5976202 | Reaction products of polyolefins with vinyl esters and their use as fuel and lubricant additives Reaction products of polyolefins having predominantly a terminal double bond and a number average molecular weight of from 250 to 10,000, which possess an aliphatic hydrocarbon skeleton which is straight-chain or carries C1 -C4 -alky... | 11/02/1999 |
| 5855629 | Alkoxy acetic acid derivatives This invention provides alkoxy acetic acid derivatives of general formula I: ##STR1## wherein R is the residue of an amine, an aminoalcohol or a polyol linked to the or each --CHR'--CO-- moiety via an amide or ester linkage; R' is hydrogen or a C | 01/05/1999 |
| 5855630 | Fuel compositions Multiple amide polyether alcohol compounds of the formula: ##STR1## wherein R1 and R2 are each independently selected from the group consisting of hydrocarbyl of 2 to 100 carbon atoms and substituted hydrocarbyl of 2 to 100 carb... | 01/05/1999 |
| 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.... | 11/10/1998 |
| 5814110 | Chemical compositions and use as fuel additives Distillate fuel is treated with additives whose structure match the crystal planes of the wax which crystallizes from the fuel to produce crystals below 4000 nanometres in size, suitable additive include novel sulpho-carboxylic materials particularly thei... | 09/29/1998 |
| 5756435 | Friction reducing additives for fuels and lubricants The invention provides certain iminoacetamides which have been prepared by reacting alkylamines with acetoacetamides, and their use as friction reducing additives in fuels and lubes.... | 05/26/1998 |
| 5755834 | Low temperature enhanced distillate fuels The invention is directed to a method of enhancing the low temperature flow properties of fuels comprising adding to the fuel a heated additive concentrate comprising: (A) at least one nitrogen-containing derivative of carboxylic acid, (B) an organic acid... | 05/26/1998 |
| 5663435 | Reaction products of aminoalkylenecarboxylic acids and mineral oil middle distillates which contain them Reaction products of amino-alkylenecarboxylic acids with polyoxyalkylene compounds are used as paraffin dispersants for mineral oil middle distillates.... | 09/02/1997 |
| 5637121 | Poly(oxyalkylene) aromatic amides and fuel compositions containing the same Poly(oxyalkylene) aromatic amides having the formula: ##STR1## or a fuel-soluble salt thereof; wherein a is hydroxy, nitro, amino, N-alkylamino wherein the alkyl group contains 1 to 6 carbon atoms, or N,N-dialkylamino wherein each alkyl group indepen... | 06/10/1997 |
| 5601624 | Fuel composition with reaction product of oxygenated amine, dicarbonyl linking agent, and hydrocarbyl(ene) amine Oxygenated alkyl amines synthesized using carbonyl coupling reactions have combustion chamber deposit reducing properties and oxidative stability characteristics beneficial for dispersant/detergent applications in fuels and lubricants.... | 02/11/1997 |
| 5567211 | Motor fuel detergent additives A motor fuel additive composition comprising a mixture of an amido alkanolamine and a polyisobutylene amine is provided. A fuel composition providing intake valve and combustion chamber detergency is also provided.... | 10/22/1996 |
| 5558684 | Stabilized fuel additive composition The invention provides a stabilized fuel additive composition comprising a major portion of the reaction product of a 4-alkyl-2-morpholinone and an alkylphenoxypolyoxyalkylene amine and a minor portion of a stabilizing agent sufficient to prevent the form... | 09/24/1996 |
| 5527364 | Fuel additive and motor fuel composition An alkylphenoxypolyoxyalkylene amine lactone composition obtained by reacting: (a) a lactone represented by the formula: ##STR1## where n is a number between about 1 and about 5; and (b) an alkylphenoxypolyoxyalkylene amine represented by the formula... | 06/18/1996 |
| 5516343 | Hydrocarbon compositions containing a polyetheramide additive The instant invention relates to a hydrocarbon composition, such as motor fuel and lubricant compositions, containing a polyetheramide as a deposit control additive, to a concentrate containing such a polyetheramide as a deposit control additive, and to a... | 05/14/1996 |
| 5512067 | Asymmetrical mannich base derivatives and the production and uses thereof Compounds are described in which a polyamine moiety is linked to a phenolic moiety by a Mannich base linkage involving one of the amino groups of the polyamine moiety, and in which an aminoalkylene-poly(oxyalkylene) moiety is linked to the phenolic moiety... | 04/30/1996 |
| 5476521 | Branched amido-amine dispersant additives (PT-739) The present invention is directed to a fuel additive comprising at least one adduct of (A) a polyolefin of 300 to 10,000 number average molecular weight substituted with at least 0.3 (e.g., from about 1 to 4) mono- or dicarboxylic acid producing moieties ... | 12/19/1995 |
| 5466268 | Polyalkyl and polyalkenyl aromatic amides and fuel compositions containing the same Polyalkyl and polyalkenyl aromatic amides having the formula: ##STR1## or a fuel-soluble salt thereof; wherein A is hydroxy, nitro, amino, N-alkylamino wherein the alkyl group contains 1 to 6 carbon atoms, or N,N-dialkylamino wherein each alkyl group... | 11/14/1995 |
| 5441653 | Two-stroke cycle engine lubricant and method of using same Two-stroke cycle engine lubricant and lubricant fuel composition comprise a composition prepared by reacting an aromatic compound of the formula ##STR1## with a carboxylic reactant R1 CO(CR2 R3)x COOR10 | 08/15/1995 |
| 5376155 | Mineral oil middle distillate compositions Mineral oil middle distillate compositions based on hydrocarbon mixtures whose boiling range begins at above 160° C. and ends at below 420° C. contain, as paraffin dispersants, reaction products of aminoalkylenecarboxylic acids with primary or secondary... | 12/27/1994 |
| 5336278 | Fuel composition containing an aromatic amide detergent A fuel composition comprising a major amount of a normally liquid fuel and a minor amount of at least one compound of the general formula ##STR1## wherein each Ar is independently an aromatic group having from 4 to about 30 carbon atoms and from 0 to... | 08/09/1994 |
| 5332407 | Diesel fuel additive providing clean up detergency of fuel injectors A diesel fuel composition comprising a major portion of a middle distillate fuel oil and a minor portion, effective to clean deposits from diesel fuel injectors, of a diesel fuel detergent comprising the reaction product of: (a) a 4-alkyl-2-morpholinone repres... | 07/26/1994 |
| 5306313 | Dispersant additive comprising the reaction product of a polyanhydride and a mannich condensation product A composition of matter useful as an oleaginous composition dispersant additive comprising the reaction product of: (1) at least one nitrogen or ester containing adduct selected from the group consisting of (i) oil soluble salts, amides, imides, oxazolines, ... | 04/26/1994 |
| 5298038 | Guerbet branched alkoxylated amine detergent additives An additive for fuel oil comprises a compound comprising (a) an alkyl group having 9 to 37 carbon atoms and containing a branched alkyl having 3 to 18 carbon atoms and (b) an amine group having at least one polyoxyalkylene having 2 to 4 carbon atoms or an... | 03/29/1994 |
| 5286267 | Polyether hydroxyethylaminoethyl oxalamide motor fuel detergent additives The present invention provides a novel class of compounds, useful as gasoline detergent additives, which is a polyether hydroxyethylaminoethyl oxalamide represented by the formula ##STR1## where R is a (C5 -C25) alkyl group and ... | 02/15/1994 |
| 5286266 | Motor fuel detergent additives - asymmetrical ureas of hydrocarbyloxypolyether amines and tertiary aminoalkyl primary amines The present invention provides a novel class of compounds, useful as gasoline detergent additives, comprising asymmetrical ureas of either a hydrocarbyloxypolyether amine alone, or a hydrocarbyloxypolyether amine and a tertiary aminoalkyl primary amine. T... | 02/15/1994 |
