Class 44/362 - Heavy metal or aluminum complex of compounds having two -C(=X)- groups, wherein X is chalcogen, bonded to the same carbon, or enols thereof (e.g., iron acetylacetonate, etc.)

Subclass of Class 44 - Fuel and related compositions
Definition: Compositions which contain complexes of compounds having
No. of patents: 24
Last issue date: 12/11/2007

Number	Title	Issue Date
7306634	Iron salt diesel fuel additive compositions for improvement of particulate traps A fuel additive iron salt composition effective in improving the operation of diesel engine particulate traps when added to a diesel fuel so as to provide 1-25 ppm iron in the fuel which comprises an oil soluble or oil dispersible neutral or overbased iron salt of a...	12/11/2007
7300477	Method and fuel additive including iron naphthenate A combustion additive is used for protecting and improving the operation of diesel fuel combustion systems. The additive contains one or more iron-containing compounds. The additive can be added to the fuel prior to introduction into a combustion chamber or to the e...	11/27/2007
7288506	Aluminum carboxylate drag reducers for hydrocarbon emulsions Aluminum carboxylate drag reducing agents are described herein. These materials are useful to reduce drag in hydrocarbon fluids and multiphase fluids of hydrocarbon(s) and water. No injection probes or other special equipment is expected to be required to introduce ...	10/30/2007
7083690	Catalyst system for rendering organic propellants hypergolic with hydrogen peroxide Novel catalysts capable of rendering both polar and non-polar organic fuels hypergolic with rocket-grade hydrogen peroxide are disclosed. These catalysts are complexes formed by reacting alkyl-substituted diamines or triamines, with metal salts of an aliphatic carbo...	08/01/2006
7063729	Low-emissions diesel fuel A low-emissions diesel fuel comprises fungible aviation kerosene grade 55, 50–300 ppm detergent, 25–500 ppm lubricity additive and a bimetallic, fuel soluble platinum and cerium fuel borne catalyst (e.g., 0.1–2.0 ppm platinum COD and 5–20 ppm cerium oleate)....	06/20/2006
6962614	Additive for diesel particulate filter An additive to a fuel oil for a Diesel engine having a Diesel particulate filter (DPF), which comprises a molybdenum compound and having the function of improving the combustion property of a particulate matter (PM) trapped with DPF; a fuel oil comprising the additi...	11/08/2005
6652608	Fuel compositions exhibiting improved fuel stability A fuel composition of the present invention exhibits minimized hydrolysis and increased fuel stability, even after extended storage at 65° F. for 6-9 months. The composition, which is preferably not strongly alkaline (3.0 to 10.5), is more preferably wea...	11/25/2003
6488725	Fuel additives The present invention relates to the use of fuel additives in the regeneration of particulate filter traps, e.g. diesel particulate filter traps. The invention further relates to fuel additives suitable for use in such a process....	12/03/2002
6056792	combustion A process of improving the oxidation of carbonaceous products derived from the combustion of fuel and improving combustion of a fuel is described. The process comprises adding to the fuel before combustion thereof a composition comprising at least an orga...	05/02/2000
5593464	Fuel additives The emission of particulates and unburnt hydrocarbons in the exhaust gas emissions from liquid hydrocarbon fuels, especially diesel fuels and fuel oils is reduced by incorporating into the fuel an effective amount of an oil-soluble alkali, alkaline earth ...	01/14/1997
5376154	Low-sulfur diesel fuels containing organometallic complexes This invention relates to low-sulfur diesel fuels which are useful with diesel engines equipped with exhaust system particulate traps. These fuels contain an effective amount of an organometallic complex to lower the ignition temperature of exhaust partic...	12/27/1994
4810397	Antifoulant additives for high temperature hydrocarbon processing Fouling of metallic surfaces contacted with hydrocarbon oils at elevated temperatures is reduced by combining the oils with foulant-inhibiting amounts of thiadiazole compounds or triazole compounds, or aluminum compounds in combinations containing thiadia...	03/07/1989
4647293	Gasoline compositions containing hexavalent molybdenum An unleaded gasoline in combination with a minor amount of gasoline soluble molybdenum(VI) compound is effective in reducing elevated steady state octane requirement and suppressing octane requirement increase in spark ignition internal combustion engines...	03/03/1987
4474580	Combustion fuel additives comprising metal enolates An additive suitable for use in a combustion fuel comprising: (a) a complex of an iron enolate having the formula: ##STR1## wherein R, R1 and R2 are, individually, hydrogen, alkyl having 1 to 22 carbon atoms or aryl in an amount eff...	10/02/1984
4435185	Furnace fuel A significant improvement in the combustion properties of liquid hydrocarbon furnace fuel, perceived as a marked reduction in the rate and quantity of tarry, cokelike deposits formed on combustion of the fuel in conventional burner equipment, is obtained ...	03/06/1984
4370147	Fuel for compression ignition engines Fuel consumption in compression ignition engines is significantly reduced by the addition to fuel for operating said engines of from about 1.0×10-6 to about 1.0×10-3 parts by weight of at least one isomer of dinitrotoluene. Optiona...	01/25/1983
4251233	Liquid hydrocarbon-soluble rare earth chelates prepared from the novel ligand 2,2,7-trimethyl-3,5-octanedione and fuels containing same Liquid hydrocarbon-soluble rare earth chelates prepared from the novel ligand 2,2,7-trimethyl-3,5-octanedione when dissolved in fuels such as gasoline and diesel oil prevent formation and/or effect removal of carbonaceous deposits during the combustion th...	02/17/1981
4211535	Gasoline fuel compositions containing antiknock additive A gasoline motor fuel possessing improved antiknock characteristics contains a minor amount of an aliphatic ଲ-diketone and a minor amount of a chelate of cerium(IV) with a ଲ-diketone....	07/08/1980
4189306	Hexacoordinated transition metal compounds and fuel compositions containing them Hexacoordinated transition metal compounds and fuel compositions containing them, said compounds represented by the structure ##STR1## wherein: M is selected from at least one member of the group Mn, Fe, Co and Ni, R1 and R2 are...	02/19/1980
4180386	Hexacoordinated transition metal compounds containing at least one polyfluoroalkyl substituent Hexacoordinated transition metal compounds, useful as antiknocks, having the structure ##STR1## wherein M is a divalent metal selected from the group Mn, Fe, Co and Ni, L1 and L2 are the same or different chelate-forming ଲ...	12/25/1979
4133648	Organic synergists for organo-cerium (IV) anti-knock additives in lead-free fuel compositions This invention relates to lead-free fuel compositions having improved anti-knock and octane characteristics, which comprise a gasoline and, as a synergistic anti-knock and octane-improvement agent, a small amount of an organic compound selected from para-...	01/09/1979
4131433	Fuel additives, additive compositions and methods of employing same to prevent corrosion of metal surfaces in contact with hot gaseous combustion products A fuel additive composition useful for incorporation in or admixture with fuels, particularly fuels containing vanadium and/or sodium as a contaminant such that upon combustion of the fuels containing or in the presence of said additive composition metal ...	12/26/1978
4086066	Method for preventing microorganism induced corrosion of hydrocarbon liquid storage tanks Microorganism induced corrosion of storage vessels which contain a heel of water and an upper layer of hydrocarbon liquid may be prevented by adding to the hydrocarbon liquid contained in such storage vessels a water-dispersible polyvinyl alcohol package ...	04/25/1978
4036605	Chelates of cerium (IV), their preparation and gasoline containing said chelates A gasoline motor fuel having improved antiknock characteristics is obtained by incorporating a novel chelate of cerium (IV) in the gasoline. Examples of the novel chelates of cerium (IV) include ps Ceric 2,4-hexanedionate Ceric 3,5-octanedionate Ceric 2,2-dime...	07/19/1977

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Class 44/362 - Heavy metal or aluminum complex of compounds having two -C(=X)- groups, wherein X is chalcogen, bonded to the same carbon, or enols thereof (e.g., iron acetylacetonate, etc.)