Class / Patent application number | Description | Number of patent applications / Date published |
044340000 | The hetero ring contains five members including nitrogen and carbon (e.g., pyrrolidones, porphines, etc.) | 43 |
20100107477 | Diesel fuel additive composition and scouring method using the same - A diesel fuel additive composition comprising (a) polyoxyalkylene alkyl amine represented by Formula (1) below, (b) glycol monoalkyl ether represented by Formula (2) below, (c) glycol dialkyl ether represented by Formula (3) below, (d) a heterocyclic compound, and (e) water, wherein the diesel fuel additive composition contains component at 50 to 80% by weight, component (b) at 5 to 20% by weight, component (c) at 5 to 15% by weight, component (d) at 5 to 15% by weight, and component (e) at 1 to 5% by weight; | 05-06-2010 |
20150020441 | PETROLEUM SUBSTITUTE COMPRISED OF AN ORGANIC SOLVENT EXTRACT OF HERBACEOUS PLANT BIOMASS - A preferred embodiment of the present invention is directed generally to a composition of matter and, more specifically, to a composition comprising a petroleum substitute produced from renewable, herbaceous plant-based sources through a solvent extraction process. The plant sources are typically hydrocarbon-bearing plants capable of producing significant quantities of liquid terpenes such that the process of extracting hydrocarbons from the plant material is economically viable. In a preferred embodiment of the invention, the plant species is Euphorbia tirucalli, a species that contains relatively large quantities of relatively low molecular weight hydrocarbons. A raw plant biomass is milled and formed into a batt of plant material having generally uniform properties. Naturally occurring hydrocarbons found in the plant material are then extracted using an organic solvent extraction process. The extracted hydrocarbon oils are then separated from the solvent and may be used as a petroleum substitute, while the solvent may be reused in the extraction operation. | 01-22-2015 |
044341000 | Chalcogen in the hetero ring | 2 |
20100107478 | Oxazolidines derived from polyalkyl or polyalkenyl n-hydroxyalkyl succinimides, obtainment process and use - The present invention relates to oxazolidines derived from polyalkyl or polyalkenyl N-hydroxyalkyl succinimides, the obtainment process thereof, and their use to prevent and control the formation of deposits in internal combustion engines, primarily in formulations of additives to be applied to hydrocarbon fuels. | 05-06-2010 |
20140373433 | ADDITIVE MIXTURE FOR THE BACTERICIDAL AND ANTICORROSIVE ADDITIZATION OF FUELS - An additive mixture for fuels including a) at least one N-formal, b) at least one antioxidant and c) at least one corrosion inhibitor. The additive mixture ensures that the additized fuels and lubricants have biocidal and corrosion-inhibiting additization, especially when they include proportions of renewable raw materials, such as biodiesel, and when they are in contact with copper-containing surfaces. | 12-25-2014 |
044342000 | Plural nitrogens in the hetero ring (e.g., imidazolines, etc.) | 13 |
20120180382 | Fuel Additives and Gasoline Containing the Additives - The present disclosure relates to a gasoline additive concentrate including a reaction product of (a) 1,8-naphthalic anhydride; and (b) a reaction product of a hydrocarbyl-substituted succinic anhydride with a polyamine. Fuel compositions containing the additive concentrate are also disclosed. Method of reducing greenhouse gas emissions is also disclosed. | 07-19-2012 |
20140115953 | PROCESS FOR REDUCING THE VISCOSITY OF HEAVY RESIDUAL CRUDE OIL DURING REFINING - Additives may be used to decrease the viscosity of heavy residual hydrocarbons. The additives are prepared using a formulation comprising: a first component selected from the group consisting of (alkoxylated)-(di or tri)-alkyl phenol-aldehyde (amine) resins; α-Olefin-maleic anhydride co-polymers and grafted polymers including half ester/amide and full ester/amide derivatives; and combinations thereof; and a second component which is a synergist and selected from the group consisting of polyamines, amidoamines, imidazolines, and combinations thereof. | 05-01-2014 |
044343000 | At least three nitrogens in the hetero ring (e.g., triazoles, tetrazoles, etc.) | 8 |
20100037514 | FUEL ADDITIVES TO MAINTAIN OPTIMUM INJECTOR PERFORMANCE - A diesel fuel, diesel fuel additive concentrate and method for improving the performance of fuel injectors for a diesel engine are provided. The diesel fuel includes a major amount of middle distillate fuel; and a reaction product of a hydrocarbyl substituted dicarboxylic acid or anhydride and an amine compound or salt. The amine compound has the formula | 02-18-2010 |
20100107479 | ANTIFOAM FUEL ADDITIVES - A fuel additive concentrate, fuel comprising said additive concentrate, and method for improving the antifoam performance of a fuel are provided. The additive concentrate comprises (a) an aminotriazole compound comprising the reaction product of (i) a hydrocarbyl carbonyl compound, and (ii) an amine compound or salt thereof of formula (I) | 05-06-2010 |
20100236136 | HETEROCYCLIC COMPOUNDS CONTAINING NITROGEN AS A FUEL ADDITIVE IN ORDER TO REDUCE ABRASION - The present invention relates to the use of at least one heterocyclic compound of the formula (I) | 09-23-2010 |
20110283603 | OXIDATION STABILIZED FUELS HAVING ENHANCED CORROSION RESISTANCE - A method of improving oxidation properties of biodiesel-containing fuel composition. The method provides combining a major amount of middle distillate fuel containing more than about 5 volume percent biodiesel components with a minor amount of a synergistic mixture of (A) a hydrocarbyl-substituted succinimide dispersant and (B) a compound of the formula: | 11-24-2011 |
20130133244 | CONDUCTIVITY-IMPROVING ADDITIVES FOR FUEL - A fuel additive composition, fuel comprising said additive, and methods of use thereof are provided. The fuel additive composition comprises a synergistic combination of a hydrocarbyl-substituted succinimide dispersant and a compound of the following formula: | 05-30-2013 |
20140020285 | USE OF THE REACTION PRODUCT FORMED FROM A HYDROCARBYL-SUBSTITUTED DICARBOXYLIC ACID AND A NITROGEN COMPOUND TO REDUCE FUEL CONSUMPTION - The use of the reaction product formed from a hydrocarbyl-substituted dicarboxylic acid or anhydride thereof and a nitrogen compound I or a salt thereof | 01-23-2014 |
20140157655 | ADDITIVE COMPOSITIONS THAT IMPROVE THE STABILITY AND THE ENGINE PERFORMANCES OF DIESEL FUELS - An additive composition improves the stability and the engine performances of gas oils, including gas oils of the non-road type in compliance with the decree of 10 Dec. 2010, including:
| 06-12-2014 |
20170233668 | ASSOCIATIVE POLYMERS TO CONTROL FORMATION OF PARTICULATE MATTER FROM IGNITABLE COMPOSITIONS AND RELATED COMPOSITIONS, METHODS AND SYSTEMS | 08-17-2017 |
044344000 | Having -C(=X)-, wherein X is chalcogen or NH, attached indirectly to the hetero ring by nonionic bonding | 2 |
20100146845 | ADDITIVE COMPOSITIONS FOR CORRECTING OVERTREATMENT OF CONDUCTIVITY ADDITIVES IN PETROLEUM FUELS - Disclosed herein are methods for correcting fuel oil compositions having excess conductivity. The oil compositions comprise a Petroleum Based Component, a Conductivity additive and a Conductivity Correcting Additive. | 06-17-2010 |
20130247450 | Gasoline Deposit Control Additive Compositions - A gasoline deposit control additive composition for use in a fuel comprising from about 70 to about 95 volume percent of hydrocarbons in the gasoline boiling range and from about 5 to about 30 volume percent of at least one alcohol, comprising the imine or tertiary amine product of the reaction between (a) at least one aldehyde or ketone or mixture thereof having the formula R | 09-26-2013 |
044345000 | Carboxylic acid salt of the hetero ring compound, or a free carboxylic acid is present | 1 |
20130205654 | IMIDAZOLIUM SALTS AS ADDITIVES FOR FUELS - The use of imidazolium salts (I) | 08-15-2013 |
044346000 | Polymeric or copolymeric compound having plural occurrences of the hetero ring (e.g., alpha-olefin maleimide copolymers, etc.) | 1 |
20140259885 | RING OPENING CROSS METATHESIS OF VINYL TERMINATED POLYMERS AND THEIR FUNCTIONALIZED DERIVATIVES FOR FOULING MITIGATION IN HYDROCARBON REFINING PROCESSES - A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes functionalizing a polymer having a vinyl chain end to obtain a terminal group having one or more anhydride units, and reacting the anhydride units with a polyamine. Methods of using the compound and compositions thereof are also provided. | 09-18-2014 |
044347000 | Acyclic chalcogen bonded directly to each carbon adjacent to the ring nitrogen (e.g., succinimides, etc.) | 25 |
20080216393 | METHODS AND COMPOSITIONS FOR REDUCING CORROSION AND INCREASING ENGINE DURABILITY IN ENGINES COMBUSTING ALCOHOL-CONTAINING FUELS - The present disclosure provides compositions and methods for reducing corrosion and improving durability in engines combusting a fuel containing ethanol and a corrosion inhibitor. The present disclosure also provides compositions and methods for reducing corrosion and improving durability in engines combusting a fuel containing ethanol, a corrosion inhibitor, and a dispersant. | 09-11-2008 |
20080216394 | 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, polyisobutylene and ammonia; and a middle distillate fuel. A method for modifying friction in a compression engine comprising providing to the engine the disclosed fuel composition is also disclosed. Moreover, there is disclosed a method for improving fuel mileage. | 09-11-2008 |
20080263939 | Lubricity improver compositions and methods for improving lubricity of hydrocarbon fuels - Fuel additive compositions for enhancing the lubricity of hydrocarbon fuels in which the natural lubricity has been diminished due to treatment of the fuel to reduce sulfur and aromatic components for improved emissions are disclosed. Preferably, the fuel additive compositions include (1) a polyalkenylsuccinimide having a high molecular weight; (2) a low aromatic paraffinic base oil; and (3) a low aromatic petroleum distillate to impart improved lubricity to hydrocarbon fuels. | 10-30-2008 |
20080289249 | FUEL ADDITIVE TO CONTROL DEPOSIT FORMATION - The present disclosure is directed to a fuel composition comprising a deposit-modifying effective amount of a hydrocarbyl-substituted succinimide; a detergent; and a fuel. A method for reducing deposit formation is also disclosed. | 11-27-2008 |
20090249683 | 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 is derived from an olefin having little to no terminal double bonds and a very high proportion of internal double bonds. The succinimide or succinamide is made by combining the alkylated succinic anhydride with ammonia. Also provided is a method for reducing wear scarring in a compression ignition engine comprising providing to the engine a middle distillate fuel comprising an effective amount of the hydrocarbyl-substituted succinimide and/or hydrocarbyl-substituted succinamide. A method for reducing an average coefficient of friction of a middle distillate fuel in a compression ignition engine comprising providing to the engine the disclosed fuel is also disclosed. Moreover, there is disclosed a method for improving the average film thickness from the combustion of a middle distillate fuel in a compression ignition engine. | 10-08-2009 |
20090288336 | GAS OIL COMPOSITION - The present invention provides a gas oil composition that can achieve environment load reduction, low temperature properties and low fuel consumption all together and is suitably used in a winter season. The gas oil composition comprises an Ft synthetic base oil in an amount of 60 percent by mass or more on the basis of the total mass of the composition and has a sulfur content of 5 ppm by mass or less, an aromatic content of 10 percent by volume or less, an oxygen content of 100 ppm or less, an end point of 360° C. or lower, an insoluble content after an oxidation stability test of 0.5 mg/100 mL or less, an HFRR wear scar diameter (WS1.4) of 400 μm or smaller and a specific relation in normal paraffin contents and the total content thereof. | 11-26-2009 |
20100205852 | POLYAMINE ADDITIVES FOR FUELS AND LUBRICANTS - The present invention relates to the use of polyamines having at least one terminal secondary or tertiary amine function as a detergent additive for fuels and lubricants; to additive concentrates comprising such polyamines; to fuels and lubricants additized with these polyamines and to processes for their preparation. | 08-19-2010 |
20100251603 | Succinimide Detergent Containing One Basic Secondary Amine and a Hydrocarbyl-Substituted Succinic Group and a Fuel Composition Containing Such - Succinimide dispersant produced by reacting a hydrocarbyl-substituted succinic anhydride and an amine having at least one primary amino group and at least one secondary amino group where the succinimide detergents are useful as additives in fuels. | 10-07-2010 |
20100263262 | Unleaded aviation gasoline - The present invention relates to an aviation gasoline formed by blending (i) an unleaded base fuel having a base MON of at least 94, with (ii) at least one aromatic amine effective to provide the base fuel with a final MON of at least 100. | 10-21-2010 |
20110010985 | Fuel Additive to Control Deposit Formation - The present disclosure is directed to a fuel composition comprising a deposit-modifying effective amount of a hydrocarbyl-substituted succinimide; a detergent; and a fuel. A method for reducing deposit formation is also disclosed. | 01-20-2011 |
20110219674 | Additives to Reduce Metal Pick-Up in Fuels - The present invention relates to fuel additives, fuel additive compositions and fuel compositions, as well as a method for fueling an internal combustion engine, providing reduced metal pick-up by fuels where the compositions of the present invention contain a hydrocarbon substituted with at least two carboxy functionalities in the form of acids or at least one carboxy functionality in the form of an anhydride. | 09-15-2011 |
20110225877 | GAS OIL COMPOSITION - The present invention provides a gas oil composition that can achieve environment load reduction, low temperature properties and low fuel consumption all together and is suitably used in a winter season. The gas oil composition comprises an Ft synthetic base oil in an amount of 60 percent by mass or more on the basis of the total mass of the composition and has a sulfur content of 5 ppm by mass or less, an aromatic content of 10 percent by volume or less, an oxygen content of 100 ppm or less, an end point of 360° C. or lower, an insoluble content after an oxidation stability test of 0.5 mg/100 mL or less, an HFRR wear scar diameter (WS1.4) of 400 μm or smaller and a specific relation in normal paraffin contents and the total content thereof. | 09-22-2011 |
20110232168 | GAS OIL COMPOSITION - The present invention provides a gas oil composition that can achieve environment load reduction, low temperature properties and low fuel consumption all together and is suitably used in a winter season. The gas oil composition comprises an Ft synthetic base oil in an amount of 60 percent by mass or more on the basis of the total mass of the composition and has a sulfur content of 5 ppm by mass or less, an aromatic content of 10 percent by volume or less, an oxygen content of 100 ppm or less, an end point of 360° C. or lower, an insoluble content after an oxidation stability test of 0.5 mg/100 mL or less, an HFRR wear scar diameter (WS1.4) of 400 μm or smaller and a specific relation in normal paraffin contents and the total content thereof. | 09-29-2011 |
20120023812 | METHOD FOR PRODUCING GAS OIL COMPOSITION - The present invention provides a gas oil composition that can achieve environment load reduction, low temperature properties and low fuel consumption all together and is suitably used in a winter season. The gas oil composition comprises an FT synthetic base oil in an amount of 60 percent by mass or more on the basis of the total mass of the composition and has a sulfur content of 5 ppm by mass or less, an aromatic content of 10 percent by volume or less, an oxygen content of 100 ppm or less, an end point of 360° C. or lower, an insoluble content after an oxidation stability test of 0.5 mg/100 mL or less, an HFRR wear scar diameter (WS1.4) of 400 μm or smaller and a specific relation in normal paraffin contents and the total content thereof. | 02-02-2012 |
20120137573 | USE OF THE REACTION PRODUCT FORMED FROM A HYDROCARBYL-SUBSTITUTED DICARBOXYLIC ACID AND A NITROGEN COMPOUND TO REDUCE FUEL CONSUMPTION - The use of the reaction product formed from a hydrocarbyl-substituted dicarboxylic acid or anhydride thereof and a nitrogen compound I or a salt thereof | 06-07-2012 |
20120167455 | METHOD FOR PRODUCING GAS OIL COMPOSITION - The present invention provides a gas oil composition that can achieve environment load reduction, low temperature properties and low fuel consumption all together and is suitably used in a winter season. The gas oil composition comprises an Ft synthetic base oil in an amount of 60 percent by mass or more on the basis of the total mass of the composition and has a sulfur content of 5 ppm by mass or less, an aromatic content of 10 percent by volume or less, an oxygen content of 100 ppm or less, an end point of 360° C. or lower, an insoluble content after an oxidation stability test of 0.5 mg/100 mL or less, an HFRR wear scar diameter (WS1.4) of 400 μm or smaller and a specific relation in normal paraffin contents and the total content thereof. | 07-05-2012 |
20120304531 | LIQUID FUEL COMPOSITIONS - A liquid fuel composition is provided containing:
| 12-06-2012 |
20130219775 | Polymeric imides as pour point depressant additives for oil compositions - The present invention generally relates to oil compositions, primarily to fuel oil and petroleum compositions produced there from susceptible to wax formation at low temperatures, to polymeric imides for use with such fuel oil compositions, and to methods for their manufacture. | 08-29-2013 |
20130312319 | FUEL ADDITIVE COMPOSITION TO IMPROVE FUEL LUBRICITY - The present disclosure relates to fuel additive compositions comprising one or more hydrogen bonding compounds derived from a long chain fatty acid, and one or more esters of a second long chain fatty acid. Such fuel additives improve the lubricity of the fuel. | 11-28-2013 |
20140338253 | Fuel additive composition - A fuel additive composition includes a polyalkenylsuccinimide, a mono or polyfunctional polyisobutene amine, and a carrier oil selected from the group of mineral oils, polyethers, polyetheramines, esters, and combinations thereof. The polyalkenylsuccinimide includes the reaction product of a hydrocarbyl dicarboxylic acid producing reaction intermediate and a nucleophilic reactant. The hydrocarbyl dicarboxylic acid producing reaction intermediate includes the reaction product of a polyolefin comprising C | 11-20-2014 |
20140345191 | Quaternary Ammonium Salts In Heating Oils - The invention relates to heating oils continuing quaternary ammonium salts, including succinimide, Mannich, polyalkylene substituted amine, quaternary ammonium salts. The invention also relates to the use of such salts in heating oil compositions and the use of such heating oil compositions in heating systems such as furnaces. | 11-27-2014 |
20150337234 | Lubricant Additive Composition Suitable For Lubricating Two-Stroke Engines Fueled With Heavy Fuels - A lubricant suitable for lubricating a two-stroke cycle engine which is fueled with a liquid fuel having a volatility less than that of gasoline comprises an oleaginous synthetic ester, a normally liquid solvent having a kinematic viscosity of less than about 5 or 2 mm | 11-26-2015 |
044348000 | Substituent on the ring nitrogen contains an acyclic -C(=X)- group, wherein X is chalcogen | 3 |
20080256848 | Middle distillate fuels with a sustained conductivity benefit - The disclosure provides conductivity improving concentrates and methods for improving conductivity and reducing risks associated with static discharge in middle distillate fuel compositions, particularly ultra-low sulfur diesel fuels. The conductivity improvement is provided in the presence of a basic nitrogen component and is sustained for an extended period, thus permitting the antistatic agent to be pre-blended with in an additive concentrate or to the fuel well in advance of the time when the improved conductivity might actually be needed, such as when the fuel is dispensed into a bulk container. | 10-23-2008 |
20080256849 | Conductivity of middle distillate fuels with a combination of detergent and cold flow improver - The disclosure provides conductivity improving concentrates and methods for improving conductivity and reducing risks associated with static discharge in middle distillate fuel compositions, particularly diesel fuels. The conductivity improvement is provided by the combination of a detergent and a cold flow improver, which are preferably and advantageously pre-blended in an additive concentrate. The disclosure is particularly beneficial for ultra-low sulfur fuel compositions in that it provides a conductivity benefit without adding sulfur into the fuel composition. | 10-23-2008 |
20160024411 | ADDITIVES FOR IMPROVING THE RESISTANCE TO WEAR AND TO LACQUERING OF DIESEL OR BIODIESEL FUELS - The present disclosure relates to novel anti-wear additives for diesel or biodiesel fuels having a sulphur content less than or equal to 500 ppm by mass. These novel additives will also improve the lacquering resistance of the higher-grade diesel or biodiesel fuels having a sulphur content less than or equal to 500 ppm by mass. | 01-28-2016 |