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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 8034230 | Non asphaltenic oil A reconstituted non-asphaltenic oil Pa comprising at least 28% by weight of naphtha N, having a ratio R of 1.5 or more and a gasoline potential, POTg, in the range 47 to 70, in which: R=(0.9 N+0.5 VGO+)/(MD+0.1 VGO+), POTg=0.9N+0.5 VGO+, with in % by weight: N=napht... | 10/11/2011 |
| 7897034 | Aviation gasoline formulation An aviation gasoline (Avgas) formulation free from tetraethyl lead (TEL) for piston driven aircraft is described, the formulation comprising, in volume percent, between 0 and 65.2 base alkylate, between 0 and 50 super-alkylate, between 0 and 25 toluene, between 2 an... | 03/01/2011 |
| H2249 | Blending of economic, reduced oxygen, winter gasoline Provide is a novel 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 winter months, i.e., having a Reid vapor pressure in the range of greater... | 09/07/2010 |
| H2248 | Blending of economic, reduced oxygen, winter gasoline Provide is a novel gasoline composition which is substantially free of oxygenates and is in compliance with the California Phase 3 Predictive Model. The gasoline composition is suitable for use in the winter months, i.e., having a Reid vapor pressure in the range of... | 09/07/2010 |
| 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 |
| 7404888 | Reducing metal corrosion of hydrocarbons using acidic fischer-tropsch products A process for reducing the metal corrosion of a hydrocarbonaceous liquid which causes corrosion as measured by NACE Standard TM0172-2001, said process comprising blending with the hydrocarbonaceous liquid at least 0.1 weight percent of an acidic Fischer-Tropsch prod... | 07/29/2008 |
| 7374657 | Production of low sulfur, moderately aromatic distillate fuels by hydrocracking of combined Fischer-Tropsch and petroleum streams The present invention relates to distillate fuels or distillate fuel blend stocks comprising a blend of a Fischer-Tropsch derived product and a petroleum derived product that is hydrocracked under conditions to preserve aromatics. The resulting distillate fuel produ... | 05/20/2008 |
| 7320748 | Thermally stable jet prepared from highly paraffinic distillate fuel component and conventional distillate fuel component A stable distillate fuel blend useful as a fuel or as a blending component of a fuel that is suitable for use in turbine engine, said fuel blend prepared from at least one highly paraffinic distillate fuel component having low to moderate branching and at least one ... | 01/22/2008 |
| 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 |
| 7252753 | Dielectric fluids and processes for making same Dielectric fluids comprising oil fractions derived from highly paraffinic wax are provided. Further provided are processes for making these dielectric fluids comprising oil fractions derived from highly paraffinic wax. The dielectric fluids are useful as insulating ... | 08/07/2007 |
| 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 |
| 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 |
| 7033484 | Thermally stable blends of highly paraffinic distillate fuel component with conventional distillate fuel component A stable distillate fuel blend useful as a fuel or as a blending component of a fuel that is suitable for use in an internal combustion engine, said fuel blend prepared from at least one highly paraffinic distillate fuel component and at least one highly aromatic pe... | 04/25/2006 |
| 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 |
| 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 |
| 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 |
| 6949180 | Low toxicity Fischer-Tropsch derived fuel and process for making same A method for preparing low toxicity Fischer-Tropsch fuels suitable for use in a diesel engine and Fischer-Tropsch derived fuel compositions having low toxicity suitable for use in diesel engines characterized by a boiling range distribution wherein the 5 weight perc... | 09/27/2005 |
| 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 |
| 6924404 | Inhibition of biological degradation of Fischer-Tropsch products The present invention relates to methods of inhibiting growth and reproduction of microorganisms in rapidly biodegradable hydrocarbonaceous products, containing minor amounts of aqueous liquids. The present invention also relates to rapidly biodegradable hydrocarbon... | 08/02/2005 |
| 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 |
| 6833064 | Wide cut Fischer Tropsch diesel fuels A wide cut Fischer-Tropsch derived diesel fuel is produced wherein the distillate boils in a wider range than a conventional diesel fuel while providing favorable low temperature properties and environmentally beneficial effects. In particular, the fuel comprises a ... | 12/21/2004 |
| 6776897 | Thermally stable blends of highly paraffinic distillate fuel component and conventional distillate fuel component A stable distillate fuel blend useful as a fuel or as a blending component of a fuel that is suitable for use in an internal combustion engine, said fuel blend prepared from at least one highly paraffinic distillate fuel component and at least one highly aromatic pe... | 08/17/2004 |
| 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 |
| 6540797 | Blending of summer gasoline containing ethanol Provided is a method for blending an unleaded summer gasoline containing ethanol. The method comprises providing a substantially oxygenate free unleaded gasoline blend stock having an RVP of no greater than 7.0, and preferably no greater than 6.0, and the... | 04/01/2003 |
| 6458265 | Diesel fuel having a very high iso-paraffin to normal paraffin mole ratio A diesel fuel having at least 50% C10 to C20 paraffins, wherein the iso-paraffin to normal paraffin mole ratio is up to 21:1 and higher. This diesel fuel can be produced from a feed containing at least 90% C10+ normal para... | 10/01/2002 |
| 6419716 | Blending of summer gasoline containing ethanol Provided is a method for blending an unleaded summer gasoline containing ethanol. The method comprises providing a substantially oxygenate free unleaded gasoline blend stock having an RVP of no greater than 7.0, and preferably no greater than 6.0, and the... | 07/16/2002 |
| 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 |
| 6328772 | Blending of summer gasoline containing ethanol Provided is a method for blending an unleaded summer gasoline containing ethanol. The method comprises providing a substantially oxygenate free unleaded gasoline blend stock having an RVP of no greater than 7.0, and preferably no greater than 6.0, and the... | 12/11/2001 |
| 6290734 | Blending of summer gasoline containing ethanol Provided is a method for blending an unleaded summer gasoline containing ethanol. The method comprises providing a substantially oxygenate free unleaded gasoline blend stock having an RVP of no greater than 7.0, and preferably no greater than 6.0, and the... | 09/18/2001 |
| 6277269 | Producing pipelineable bitumen A bitumen is rendered pipelineable by partially hydroconverting the bitumen and then adding sufficient diluent to the partially hydroconverted bitumen to provide a mixture having an API gravity at 15° C. of at least 19° and a viscosity at 40° C. in the... | 08/21/2001 |
| 6274029 | Synthetic diesel fuel and process for its production Diesel fuels or blending stocks having excellent lubricity, oxidative stability and high cetane number are produced from non-shifting Fischer-Tropsch processes by separating the Fischer-Tropsch product into a lighter and heavier fractions, e.g., at about ... | 08/14/2001 |
| 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 |
