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| Number | Title | Issue Date |
| 7432408 | Integrated alkylation process using ionic liquid catalysts An integrated refining process for the production of high quality gasoline blending components from low value components is disclosed. In addition there is disclosed a method of improving the operating efficiency of a refinery by reducing fuel gas production and sim... | 10/07/2008 |
| 7416568 | Aviation gasoline composition, its preparation and use An aviation gasoline composition comprising at least one tri-methyl pentane hydrocarbon and at least one C4 or C5 alkane wherein the amount of the at least one tri-methyl pentane in said composition is 10 to 90 vol %, the composition is substan... | 08/26/2008 |
| 7417073 | Preparation of titania and cobalt aluminate catalyst supports and their use in Fischer-Tropsch synthesis Supports for Fischer-Tropsch catalysts are formed by forming a particulate material from titania, alumina and optionally silica. A cobalt compound is incorporated into the particulate material which then is calcined to convert at least part of the alumina to cobalt ... | 08/26/2008 |
| 7367309 | Internal combustion engine An internal combustion engine is provided which can operate by either the homogeneous charge compression ignition system or the spark ignition system using a single fuel. In the internal combustion engine using a fuel containing a hydrocarbon, the fuel contains o-xy... | 05/06/2008 |
| H2210 | Blending of economic reduced oxygen, summer gasoline Provided is a novel summer gasoline composition which is substantially free of oxygenates, contains less than 20 ppm sulfur, and is in compliance with the California Phase 3 Predictive Model. The gasoline composition is suitable for use in the summer, i.e., having a... | 02/05/2008 |
| 7323020 | Method for making a fuel for a modified spark ignition combustion engine, a fuel for a modified spark ignition combustion engine and a fuel additive for a conventional spark ignition combustion engine A method of making a fuel composition for a modified internal combustion spark ignition engine comprising combining a fuel grade ethanol, an oxygen-containing component and at least one C6-C12 hydrocarbon. A fuel produced by such a method is al... | 01/29/2008 |
| 7300476 | Transportation fuels The present invention relates to Compositions of fuels for transportation are disclosed, particularly organic compositions which are liquid at ambient conditions. More specifically, it relates to transportation fuels comprising suitable organic distillates, as a pre... | 11/27/2007 |
| 7270687 | Reduced emissions transportation fuel Transportation fuels are provided that have reduced toxics, VOC and NOx emissions, as well as, reduced sulfur content. The transportation fuels provided meet emissions reduction requirements determined by using the EPA Complex Model and for reduced sulfur... | 09/18/2007 |
| 7262155 | High octane lubricants for knock mitigation in flame propagation engines This invention includes a lubricant composition comprising a base oil and one or more additives, wherein the composition has an elevated pressure auto ignition temperature of at least about 500 K. This invention also includes a lubricant composition comprising a bas... | 08/28/2007 |
| 7238214 | Fuel composition This invention relates to a diesel fuel composition having enhanced lubricity, said composition comprising a major amount of a diesel fuel as base fuel blended with a minor amount of a nitrogen rich fraction characterised in that the nitrogen rich fraction is derive... | 07/03/2007 |
| H2182 | Low emission, non-oxygenated fuel composition Provided is an unleaded gasoline fuel which is substantially free of oxygenates, and most preferably contains substantially zero oxygenates. The gasoline fuel also has a Reid vapor pressure less then 7.5 psi, a sulfur content less than 30 ppmw, an aromatic hydrocarb... | 02/06/2007 |
| 7144436 | Fuel composition A fuel composition comprising gasoline having a sulphur content of less than 10 ppm by weight and an aromatic content of less than 25% by volume, characterized in that said composition comprises at least 5% by volume of olefins and is substantially free of any ether... | 12/05/2006 |
| H2170 | Blending of economic, reduced oxygen, summer gasoline Provided is a novel summer gasoline composition which is substantially free of oxygenates, contains less than 20 ppm sulfur, and is in compliance with the California Predictive Model. The gasoline composition is suitable for use in the summer, i.e., having a Reid va... | 09/05/2006 |
| 7052597 | Tuning fuel composition for driving cycle conditions in spark ignition engines Tuning fuel composition delivered to a spark ignition, internal combustion engine as a function of driving cycle conditions results in improvements in one or more of fuel efficiency and combustion emissions. ... | 05/30/2006 |
| H2156 | Gasoline fuel Total combustion and evaporative emissions from gasoline pump fuels can be controlled with total emissions no higher than those currently allowed by the addition of an evaporative factor such as RVP to the model predicting emissions, based on a number of considerati... | 05/02/2006 |
| H2150 | Blending of economic, ether free summer gasoline Provided is a novel summer gasoline composition which is substantially free of ethers, contains less than 20 ppm sulfur, and is in compliance with the California Predictive Model. The gasoline composition is suitable for use in the summer, i.e., having a Reid vapor ... | 04/04/2006 |
| H2135 | Blending of economic, reduced oxygen, summer gasoline Provided is a novel high octane summer gasoline composition which is substantially free of oxygenates, and is in compliance with the California Predictive Model. The gasoline composition is suitable for use in the summer, i.e., having a Reid vapor pressure of 7.0 or... | 12/06/2005 |
| 6962650 | Fuel for use in a fuel cell system A fuel for a fuel cell system comprising hydrocarbon compounds, which fuel has distillation properties of the initial boiling point (initial boiling point 0) in distillation of over 40° C. and 100° C. or lower, the 10 vol. % distillation temperature (T10 | 11/08/2005 |
| 6958117 | Fuel for use in a fuel cell system A fuel for a fuel cell system comprising hydrocarbon compounds, which fuel has distillation properties of the initial boiling point (initial boiling point 0) in distillation of 24° C. or higher and 40° C. or lower, the 10 vol. % distillation temperature (T10 | 10/25/2005 |
| H2125 | Blending of economic, ether free summer gasoline Provided is a novel high octane summer gasoline composition which is substantially free of ethers, and in compliance with the California Predictive Model. The gasoline composition is suitable for use in the summer, i.e., having a Reid vapor pressure of 7.2 or less, ... | 10/04/2005 |
| H2124 | Blending of economic, reduced oxygen, summer gasoline Provided is a novel high octane summer gasoline composition which is substantially free of oxygenates, and is in compliance with the California Predictive Model. The gasoline composition is suitable for use in the summer, i.e., having a Reid vapor pressure of 7.0 or... | 10/04/2005 |
| 6939459 | Fuel for use in fuel cell system A fuel for a fuel cell system comprises wherein said fuel has distillation properties, the initial boiling point (initial boiling point 0) in distillation of 24° C. or higher and 50° C. or lower, the 10 vol. % distillation temperature (T10) of 35° C. o... | 09/06/2005 |
| 6919016 | Process for the utilization of refinery C4 streams A process is disclosed for preparing a C4 stream for feeding to an alkylation process which reacts isobutane with butene to produce isooctane. The C4 stream is treated in a first distillation column reactor to remove dienes and mercaptans and s... | 07/19/2005 |
| 6896794 | Fuel for internal combustion-powered tools A fuel for internal combustion-powered tools, especially for setting tools for fastening elements and based on a liquefied, combustible gas or gas mixture with a vapor pressure of 2 to 15 bar absolute at 20° C., and at least one combustible compound, which is solub... | 05/24/2005 |
| 6843905 | Low-sulfur fuel The invention relates to a process for forming a low-sulfur motor gasoline and the product made therefrom. In one embodiment, process involves separating a catalytically cracked naphtha into at least a light fraction boiling below about 165° F. and a heavy fraction... | 01/18/2005 |
| 6749742 | Sulfer-reduction treatment in catalytically processed gasoline and intermediate distillates of crude oil by means of a silica gel A chemical treatment is disclosed for reducing the sulfur content of catalytically processed gasoline and intermediate crude-oil products, by absorbing the sulfur contained in such catalytically processed products on silica gel packed in a filter or assembly of filt... | 06/15/2004 |
| 6746495 | Method for controlling deposit formation in gasoline direct injection engine by use of a fuel having particular compositional characteristics The formation of deposits on the injectors of gasoline direct injection engines controlled by combustion in said engine of a fuel comprising a gasoline containing about 12 to 65 vol % aromatics when the aromatics present in the fuel are attributable to the presence ... | 06/08/2004 |
| 6657090 | Process for preparing highly pure raffinate II and Methyl tert-butyl ether The present invention provides a process, which includes: contacting at least one C4 -hydrocarbon stream which includes isobutene with methanol over at least one acid catalyst and preparing methyl tert-butyl ether (MTBE) and a substantially isob... | 12/02/2003 |
| 6610197 | Low-sulfur fuel and process of making The invention relates to a process for forming a low-sulfur motor gasoline and the product made therefrom. In one embodiment, process involves separating a catalytically cracked naphtha into at least a light fraction boiling below about 165° F. and a hea... | 08/26/2003 |
| 6596780 | Making fischer-tropsch liquids and power Hydrocarbonaceous fuel, such as coal, oil or gas, is gasified to produce syngas comprising H2 and CO, scrubbed free of particles, and saturated with water. The syngas is then treated in an acid gas removal unit as desired to remove any impuriti... | 07/22/2003 |
| 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 |
| 6573884 | ADA convertible input display The present invention relates to a fuel dispenser which is located in a fueling environment that includes a convenience store or a quick serve restaurant. The fueling dispenser includes a display providing menu options and input devices for a user to sele... | 06/03/2003 |
| 6379530 | Polyisobutene substituted succinimides This invention relates to a compound represented by the formula ##STR1## wherein in formula (I): R is a polyisobutene group; R1, R2 and R3 are each independently hydrogen, alkyl groups of 1 to 18 carbon atoms, cycloalkyl g... | 04/30/2002 |
| 6338791 | High octane number gasolines and their production using a process associating hydro-isomerization and separation The invention provides a high octane number gasoline pool comprises at least 2% of di-branched paraffins containing 7 carbon atoms, and a process for producing this gasoline pool by hydro-isomerizing a feed constituted by a C5 to C8 cut which comprises at... | 01/15/2002 |
| 6258987 | Preparation of alcohol-containing gasoline A process for controlling the composition of a subgrade gasoline so that the subgrade will yield an alcohol-containing gasoline which precisely meets desired specifications when mixed with the desired amount of alcohol. The process involves blending a plu... | 07/10/2001 |
| 6210563 | Process for producing diesel fuel with increased cetane number A process is provided for selectively producing diesel fuel with increased cetane number from a hydrocarbon feedstock. The process includes contacting the feedstock with a catalyst which has a large pore crystalline molecular sieve material component havi... | 04/03/2001 |
| 6187171 | Unleaded high-octane gasoline composition An unleaded high octane gasoline composition exhibiting reduced gum formation and improved air intake system and combustion chamber cleanliness is provided comprising at least (A) one reformate fraction produced by a continuous regeneration type reformer ... | 02/13/2001 |
| 6165348 | Process for the production of an internal combustion engine fuel base by hydrotreatment and extraction, and the product produced therefrom The invention concerns a petroleum product and a process for the production of a petroleum product which can form part of a blend for an internal combustion engine fuel, the process comprising a) hydrotreating a hydrocarbon feedstock at a partial pressure of h... | 12/26/2000 |
| 6080302 | Method for making a process oil by using aromatic enrichment with extraction followed by single stage hydrofinishing (LAW764) A method for producing a process oil is provided in which an aromatic extract oil is added to a paraffinic rich feed to provide a blended feed. The blended feed is then extracted with an aromatic extraction solvent to yield a raffinate which subsequently ... | 06/27/2000 |
| 6007589 | E-gasoline II a special gasoline for modified spark ignited internal combustion engines A fast burning, gasoline type composition for spark ignited internal combustion engines having a ASTM D-86, 90% distillation temperature of 310° F. or less and an octane number (R+M)/2 of 80 or less that can be used with a reduced spark advance in the en... | 12/28/1999 |
