Class / Patent application number | Description | Number of patent applications / Date published |
044447000 | Ether | 32 |
20090100750 | REJUVENATION OF STORED GASOLINE - The method of adding to gasoline which has been stored in a container, of relatively small size for a substantial period of time to cause substantial loss of the more volatile gasoline components, an additive composition which comprises a flammable organic liquid having a Reid vapor pressure of 2 to 18 psig, to improve starting capacity of a motor fueled by said gasoline. | 04-23-2009 |
20100058654 | Catalytic conversion of liquid alcohols to liquid ethers and oxygenated gasoline - Catalyst based reactions are taught for non-oxidative chemical conversion of liquid alcohols to higher boiling alcohols, ethers, glycol ethers, amines and oxygenated gasoline products, comprising ethanol to butanol, propanols to hexanols, butanols to octanols, ethanol plus butanol to ethyl butyl ethers, ethanol plus ethyl butyl ethers to ethyl hexyl ethers as oxygenated gasoline, ethanol plus ethyl hexyl ethers to butyl hexyl ethers as oxygenated gasoline, n-butyl amine plus ethanol to ethyl butyl amine, hexyl amines and related products at ambient pressure. This same catalytic chemistry also converts substituted liquid organic compounds comprising aldehydes, ketones, ethers, esters, organic acids and thiols possessing at least one active hydrogen to related alkylated organic products in the absence of air. | 03-11-2010 |
20100175312 | Method for producing biodiesel material - A method for producing biodiesel. The method involves providing a waste fat feedstock, pretreating the feedstock, a first glycerolysis fatty acid reduction reaction where the subsequent water vapor is removed by a vacuum, a second transesterification reaction wherein the fatty acid feedstock is reacted with methanol or suitable alcohol in very slight excess to form methyl or alkyl esters and glycerin, a separation recovery process to separate glycerol from methyl esters, a methanol recovery flash process, and a methyl ester flash process to yield pure methyl or alkyl ester biodiesel. | 07-15-2010 |
20110107661 | PROCESS FOR PRODUCING RENEWABLE GASOLINE, AND FUEL COMPOSITIONS PRODUCED THEREFROM - The present invention provides a process for producing gasoline components from syngas. Syngas is converted to one or more of methanol, ethanol, mixed alcohols, and dimethyl ether, followed by various combinations of separations and reactions to produce gasoline components with oxygenates, such as alcohols. The syngas is preferably derived from biomass or another renewable carbon-containing feedstock, thereby providing a biorefining process for the production of renewable gasoline. | 05-12-2011 |
20110126450 | FUEL FORMULATIONS - A compression ignition (CI) (typically diesel) fuel formulation is provided containing (i) a C4 to C8 dialkyl ether (DAE), (ii) a naphtha fuel component and (iii) a low boiling component selected from low boiling hydrocarbons, ethers and mixtures thereof. The formulation may be produced along with a gasoline fuel formulation, by (1) preparing a gasoline fuel formulation in a manner which yields a naphtha fuel component as a byproduct, and (2) blending at least some of the naphtha byproduct with a C4 to C8 DAE and a low boiling component (iii) so as to produce the CI fuel formulation. | 06-02-2011 |
20110131871 | USE OF POLYOXYMETHYLENE DI (ALKYL POLYGLYCOL) ETHERS AS ADDITIVES TO DIESEL FUELS TO REDUCE THE PARTICULATE EMISSION IN SELF-IGNITION ENGINES - The use of polyoxymethylene di(alkyl polyglycol) ethers of the general formula RO(CH | 06-09-2011 |
20120102829 | METHOD AND APPARATUS FOR PRODUCING SYNTHETIC FUELS - For producing synthetic fuels, an educt mixture containing steam and oxygenates, such as methanol and/or dimethyl ether, is converted to olefins on a catalyst in a first process stage, and this olefin mixture then is divided in a separating means into a stream rich in C | 05-03-2012 |
20120144733 | CONDENSATION OF GLYCOLS TO PRODUCE BIOFUELS - The present disclosure relates to methods for converting light glycol streams of biological origin into products suitable for use as oxygenated fuel additives. These methods involve the acidic condensation of light glycols to form larger products, termed low molecular weight poly-glycols. The remaining hydroxyl functional groups of the poly-glycol products are then modified to decrease the overall polarity of the products, and improve their suitability for use as an oxygenated fuel additive. | 06-14-2012 |
20130031829 | METHOD FOR CONTINUOUSLY PRODUCING TERTIARY BUTYL ETHERS OF GLYCEROL - The invention relates to a method for producing a mixture of substances comprising a higher tertiary butyl ether of glycerol, comprising the steps: acid-catalyzed reaction of isobutene with glycerol to form a reaction mixture, and extraction of at least part of the reaction mixture from step a by means of at least one solvent, wherein the solvent or the mixture of solvents comprises an ET(30) value of=35.0. | 02-07-2013 |
20130074398 | AVIATION FUEL - A jet aviation fuel based on aliphatic ethers is disclosed wherein the fuel comprises a compound according to the invention, a mixture of compounds according to the invention, a mixture of the pure or mixed aliphatic ethers admixed with conventional jet aviation fuel, or a mixture of said ethers with conventional hydrocarbon fuel, thus giving a product conforming to a jet aviation fuel standard. | 03-28-2013 |
20130283679 | CONDENSATION OF DIOLS FOR BIOFUEL PRODUCTION - The present disclosure relates to methods for converting biomass-derived streams of hydrocarbon diols into products suitable for use as a biomass-derived fuel additive. These methods involve the condensation of diols comprising five or six carbon atoms to form condensation products containing at least ten carbon atoms. The remaining hydroxyl functional groups of the condensation products are optionally modified to decrease overall polarity of the products, and improve miscibility with liquid hydrocarbon mixtures. | 10-31-2013 |
20130291432 | Maximizing Aromatics Production From Hydrocracked Naphtha - A gasoline blending components production system useful for producing both aromatics and gasoline blending components from naphtha. The production system includes a light hydrocracked naphtha splitter, a medium hydrocracked naphtha splitter, a naphtha hydrotreater, an isomerization unit, a continuous catalytic reformer and aromatics complex. The production system is operable to produce both refined benzene and para-xylene products in addition to medium hydrocracked naphtha, isomerate, a C7s cut and a C9+ cut, which are useful for gasoline blending without additional treatment. A method for producing gasoline blending components while maximizing aromatic production includes introducing both stabilized hydrocracked naphtha to the light hydrocracked naphtha splitter and straight run naphtha to the naphtha hydrotreater. Operating the production system produces three types of hydrocracked naphtha: a light hydrocracked naphtha, a medium hydrocracked naphtha and a heavy hydrocracked naphtha. Light and heavy hydrocracked naphtha are directed to the naphtha hydrotreater. | 11-07-2013 |
20140101989 | DEVICE OF PRODUCING LOW-SULFUR HIGH-OCTANE-NUMBER GASOLINE WITH LOW COST AND METHOD THEREOF - The invention relates to a device of producing low-sulfur high-octane-number gasoline with low cost and method thereof, the device is composed of an extractor, a first cutting column, an etherification device, a hydrogenation desulfurizer, a reforming pretreatment device, a second cutting column, an isomerization device, a reformer and a stabilizing device. Sulfur in raw material is enriched in extracted oil by introducing extractor in the invention, thereby reducing the scale of hydrogenation desulfurization device. The scale of reformer is increased by delivering heavy raffinate obtained from the first cutting column in the reformer. Benzene extractor and corresponding fractionation device are saved by adjusting the cutting temperature in the second cutting column, thereby greatly lowering investment and energy consumption, and increasing the gasoline yield. The investment of reformer is reduced, while the liquid yield is increased by introducing the reforming patent technology. The sulfur content in gasoline products is lowered to 10 ppm by selecting the device and method. The device and method have obvious advantages in investment, hydrogenation scale, product cleanliness, quality, etc. | 04-17-2014 |
20140305032 | MESITYLENE AS AN OCTANE ENHANCER FOR AUTOMOTIVE GASOLINE, ADDITIVE FOR JET FUEL, AND METHOD OF ENHANCING MOTOR FUEL OCTANE AND LOWERING JET FUEL CARBON EMISSIONS - A motor fuel providing higher gas mileage comprising gasoline produced from petroleum and from about 1 to 30 wt % of mesitylene. This fuel can advantageously contain conventional additives used in gasoline. The use of mesitylene in gasoline blend yields a fuel blend with a higher research octane number and motor octane number. In addition, an improved jet fuel is provided, having from 1-10 wt % biomass-derived mesitylene added thereto, having improved carbon emission characteristics while maintaining required specifications. Further, an improved bio-fuel is provided, which may function as a replacement for conventional Jet A/JP-8 fuel and has lowered carbon emission specifications, the bio-fuel comprised of 75-90 wt % synthetic parafinnic kerosene (SPK) and 10-25 wt % mesitylene. | 10-16-2014 |
20160194571 | TRITYLATED ALKYL ARYL ETHERS | 07-07-2016 |
044448000 | Dialkyl ether | 17 |
20090293348 | EFFICIENT AND SELECTIVE CHEMICAL RECYCLING OF CARBON DIOXIDE TO METHANOL, DIMETHYL ETHER AND DERIVED PRODUCTS - An efficient and environmentally beneficial method of recycling and producing methanol from varied sources of carbon dioxide including flue gases of fossil fuel burning powerplants, industrial exhaust gases or the atmosphere itself. Converting carbon dioxide by chemical or electrochemical reduction seconardy treatment to produce essentially methanol, dimethyl ether and derived products. | 12-03-2009 |
20090320356 | STOCKPILING METHANOL AND/OR DIMETHYL ETHER FOR FUEL AND ENERGY RESERVES - The present invention relates to a method of stockpiling a fuel source by storing methanol or dimethyl ether in appropriate storage facilities to provide an alternative fuel source that can be used to avoid shortages due to unavailability, limited availability or excessive costs of oil. | 12-31-2009 |
20100251609 | Process for Making a Composition Comprising at Least Two Different Dialkyl Ethers - The present invention relates to a process for making a composition comprising at least two different ethers using ethanol, or a combination of ethanol and methanol, as a starting material. | 10-07-2010 |
20100281763 | Unit, Method, And Renewable Material - This invention relates to a unit, a method, and a renewable material. The unit for producing renewable materials includes a decarboxylation apparatus for converting a ketoacid stream into a ketone stream, and a hydrogenation apparatus for converting the ketone stream and a hydrogen stream into an alcohol stream. The method for producing renewable materials includes the step of converting a ketoacid stream into a ketone stream in a decarboxylation apparatus, and the step of converting the ketone stream and a hydrogen stream into an alcohol stream in a hydrogenation apparatus. | 11-11-2010 |
20100281764 | USE OF LIQUEFIED GAS COMPOSITIONS - Use of a composition of liquefied gases for domestic use, containing dimethylether or DME in a mixture with at least one hydrocarbon with 3 carbon atoms and at least one hydrocarbon with 4 carbon atoms, in which the gaseous mixture released from storage contains a DME concentration fixed at a value of no more than 40 weight %. | 11-11-2010 |
20110146144 | Composition and Method for Reducing Friction in Internal Combustion Engines - A fuel composition comprising a combustible fuel, an effective friction reducing amount of at least one saturated C | 06-23-2011 |
20120186144 | CONDENSATION OF ALCOHOLS FOR BIOFUEL PRODUCTION - The present disclosure relates to methods for converting biomass-derived hydrocarbon streams into products suitable for use as fuel additives. These methods involve the acidic condensation of hydrocarbon monofunctional alcohols comprising five or six carbon atoms to form ether condensation products containing at least ten carbon atoms. The oxygenated condensation products can be separated from un-reacted alcohols and gasoline range hydrocarbons to provide an oxygenated fuel additive that may be mixed with a diesel or kerosene-type liquid hydrocarbon fuel to provide an improved fuel that may have an increased cetane number, decreased emissions of environmental pollutants during combustion, or both. | 07-26-2012 |
20130055628 | DIMETHYL ETHER FUEL COMPOSITIONS AND USES THEREOF - The present invention provides useful fuel compositions which may be produced substantially from renewable resources, such as biomass, to provide green fuel compositions, methods, and systems. In some embodiments, fuel compositions include dimethyl ether and one or more C | 03-07-2013 |
20130125453 | CLEAN, HIGH EFFICIENT AND ENVIRONMENTALLY FRIENDLY GASOLINE PRODUCT - A clean, high efficient and environmentally friendly gasoline product with main fractions of C6-C11 has a low octane rating and a low spontaneous ignition temperature. It can be compressively ignited within an internal combustion engine with a compression ratio of 16-19. Small amount of ethanol or dimethyl ether can be added into the gasoline product. | 05-23-2013 |
20140250772 | DISTILLATE FUEL WITH IMPROVED SEAL SWELL PROPERTIES - The invention provides a distillate fuel blend with improved seal swell properties comprising at least one highly paraffinic distillate fuel fraction having a mass swelling ratio less than 9% when measured according to ASTM D1414 or ASTM D471 at 50° C. and for 20 days when using an NBR (nitrile butadiene rubber) O-ring with a hardness of 70 that has been de-plasticised; and about 0.5 volume percent to about 15 volume percent of at least one component selected from a group of aromatic ethers wherein the blend exhibits a mass swelling ratio of at least 10% when measured according to ASTM D1414 or ASTM D471 at 50° C. and for 20 days when using an NBR (nitrile butadiene rubber) O-ring with a hardness of 70 that has been de-plasticised. The invention extends to the use of an aromatic ether fraction in a blend with a synthetic middle distillate fraction for the purposes of achieving seal swell characteristics more comparable with those characteristic of crude-derived middle distillate fuel product. | 09-11-2014 |
044449000 | Tertiary carbon bonded directly to the ether oxygen | 7 |
20090193710 | PROCESS TO PRODUCE CLEAN GASOLINE/BIO-ETHERS USING ETHANOL - A fuel or fuel blendstock comprising ethanol, ethyl ethers, olefins, and alkanes. In some embodiments, the fuel or fuel blendstock of claim | 08-06-2009 |
20090277078 | Fuel Composition - A fuel composition contains at least 74% by volume of C4 to C14 isoalkanes and, pursuant to the determination of the distillation characteristics according to DIN EN ISO 3405, at least 25% by volume of the fuel composition evaporate at temperatures above 110° C. The fuel composition can also contain oxygen-containing organic compounds, aromatic compounds, olefins, and naphthenes. | 11-12-2009 |
20090288337 | METHYLBUTANOL AS AN ADVANCED BIOFUEL - This invention describes genes, metabolic pathways, microbial strains and methods to produce methyl butanol and other compounds of interest from renewable feedstocks. | 11-26-2009 |
20100307053 | USE OF ALCOHOLS IN FUELS FOR SPARK IGNITION ENGINES - The use of at least one C | 12-09-2010 |
20130219777 | PROCESS TO PRODUCE CLEAN GASOLINE/BIO-ETHERS USING ETHANOL - A fuel or fuel blendstock comprising ethanol, ethyl ethers, olefins, and alkanes. In some embodiments, the fuel or fuel blendstock of claim | 08-29-2013 |
20160017246 | FUEL OIL - PURPOSE: The present invention provides a fuel oil which emits a reduced amount of exhaust gas such as NOX and THC and is used in an internal-combustion engine comprising a combustion chamber which is adapted so that a fuel oil and gas comprising 65% by volume or more of oxygen are subjected to combustion in the combustion chamber. | 01-21-2016 |
20160032204 | RENEWABLE HYDROCARBON COMPOSITION - The present invention provides a composition comprising 8-30 mass % of C | 02-04-2016 |