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Class 568/910.5 - Of hydrocarbon mixtures


Subclass of Class 568 - Organic compounds -- part of the class 532-570 series
Definition: Processes wherein a mixture of hydrocarbons is oxidized.
No. of patents: 54
Last issue date: 05/29/2012


1    
NumberTitleIssue Date
8188322Methanol production process
A process for the production of methanol comprises feeding a hydrocarbon feedstock to a partial oxidation reactor to produce a synthesis gas comprising hydrogen, carbon monoxide and carbon dioxide; subjecting the synthesis gas to methanol synthesis to produce a meth...
05/29/2012
7714176Methanol production process
A process for the production of methanol comprises feeding an amount of a hydrocarbon feedstock and an amount of an oxygen feedstock to a partial oxidation reactor to produce a partial oxidation reactor effluent comprising hydrogen, carbon monoxide and carbon dioxid...
05/11/2010
7687669Method for direct-oxygenation of alkane gases
A method for alkyl oxygenate (e.g., methanol) manufacture via partial oxidation of alkane (methane) uses an injectively-mixed backmixing reaction chamber in fluid communication with a tubular-flow reactor. Alkyl free radicals are induced in the backmixing reaction c...
03/30/2010
7456327Method for direct-oxygenation of alkane gases
A method for alkyl oxygenate (e.g., methanol) manufacture via partial oxidation of alkane (methane) uses an injectively-mixed backmixing reaction chamber in fluid communication with a tubular-flow reactor. Alkyl free radicals are induced in the backmixing reaction c...
11/25/2008
7288684Process for the direct production of methanol from methane
A process for the production of methanol from methane has been developed. The process involves reacting methane with an oxidant such as oxygen or a peroxide in the presence of a catalyst and a solvent in a reaction zone to produce an effluent stream comprising a met...
10/30/2007
7214837Process for preparation of a mixture of alcohols and ketones by liquid phase oxidation of higher alkanes
The present invention provides a process for the production of a mixture of alcohols and ketones by the liquid phase oxidation of higher alkanes using a catalyst system consisting of transition group metal such as palladium and support such as alumina, silica, carbo...
05/08/2007
7161048Method for deriving methanol from waste generated methane and structured product formulated therefrom
Methanol is produced from bacterially oxidized waste methane by reaction with Pd+2, Cu+2, air, and molten phthalic anhydride in an entrained oxidizer generating half ester of methyl phthalate which is reaction distilled to produce methanol and ...
01/09/2007
7084307Process for oxidation of alkanes
A palladium complex catalyzed process for the oxidation of linear alkanes is proposed which employs molecular oxygen as the oxidant to produce secondary alcohols and ketones in high selectivity, the said catalyst is a single entity and does not requires the use of a...
08/01/2006
7067455Copper modified catalysts for oxidative dehydrogenation
Catalysts and methods useful for the production of olefins from alkanes via oxidative dehydrogenation (ODH) comprise at least one base metal and copper with an optional promoter. The catalyst preferably comprises a base metal and a copper-modified Groups 8, 9, or 10...
06/27/2006
7057081Method for treating alkanes
Methods are disclosed for converting propane and higher alkanes to their corresponding alcohols through a multi-step process with olefin as an intermediate. Methods are also disclosed for facilitating the transportation, purification or other treatment of propylene ...
06/06/2006
7019182Method of hydrocarbon preservation and environmental protection
Gas phase hydrocarbons resulting from the operation of offshore petroleum wells are converted into corresponding liquid products which are mixed with liquid phased hydrocarbons resulting from operation of the offshore petroleum well for delivery therewith. ...
03/28/2006
7008970Method for direct conversion of gaseous hydrocarbons to liquids
A chemical reactor for direct conversion of hydrocarbons includes a dielectric barrier discharge plasma cell and a solid oxide electrochemical cell in fluid communication therewith. The discharge plasma cell comprises a pair of electrodes separated by a dielectric m...
03/07/2006
6953868Oxyfunctionalization of polyolefins
The present invention is a method for oxyfunctionalizing, that is, introducing oxygen functionality to, a polyolefin such as polypropylene and poly(ethylene-alt-propylene). The polyolefin is contacted with an oxygen source such as a persulfate and catalytic amounts ...
10/11/2005
6781020Water soluble bactericide and producing method thereof
A water soluble bactericide is obtained by ozone-oxidizing glycerin. Specifically, a 0.1 to 20% glycerin aqueous solution and gas phase ozone obtained by ozonizing oxygen through contact between oxygen and a silent discharge field, are brought into gas-liquid contac...
08/24/2004
6740785Catalytic oxidation of organic substrates by transition metal complexes in organic solvent media expanded by supercritical or subcritical carbon dioxide
Improved oxidation methods are provided wherein a reaction mixture comprising a substrate to be oxidized (e.g., phenols, alkenes) and an oxidation catalyst (typically dispersed in an organic solvent system) is supplemented with a compressed gas which expands the rea...
05/25/2004
6573414Method for producing C9-alcohols and method for the integrated production of C9-alcohols and C10-alcohols
A process for preparing C9 -alcohols comprises a) providing a C4 -hydrocarbon stream comprising butene and butane; b) subjecting the C4 -hydrocarbon stream to oligomerization over an olefin oligomerization catalyst and fra...
06/03/2003
6563006Catalytic oxidative conversion of hydrocarbons to aldehydes
Catalytic processes have been developed for direct ambient air oxidative conversion of hydrocarbons to aldehydes and unsaturated alcohols. Aliphatic hydrocarbons including methane, hexanes, octanes, decanes, gasoline, diesel fuel, oils, solvents and other...
05/13/2003
6548718Process for catalytic hydroxylation of, saturated or unsaturated, aliphatic compounds
A process for hydroxylating aliphatic compounds under catalytic distillation conditions to provide alcohols is provided. The aliphatic compound is contacted, in a distillation column reactor, with an oxidation catalyst and an oxidant under conditions effe...
04/15/2003
6479707Process for producing 2-butanone and 2-butanol
The present invention provides a process for producing 2-butanone and 2-butanol under comparatively mild conditions with a decreased number of steps by direct oxidization of a hydrocarbon, which is cheaper than butenes, as a raw material using molecular o...
11/12/2002
6448454Catalytic oxidation of organic substrates by transition metal complexes in organic solvent media expanded by supercritical or subcritical carbon dioxide
Improved oxidation methods are provided wherein a reaction mixture comprising a substrate to be oxidized (e.g., phenols, alkenes) and an oxidation catalyst (typically dispersed in an organic solvent system) is supplemented with a compressed gas which expa...
09/10/2002
6380444Process for the catalytic oxidation of hydrocarbons
A process for producing an alcohol from a gaseous hydrocarbon, e.g. a lower alkane such as methane, via oxidative reaction of the hydrocarbon in a concentrated sulfuric acid medium in the presence of a catalyst employs an added catalyst comprising a subst...
04/30/2002
6124505Process for the partial oxidation of hydrocarbon and process for preparation of oxygen-containing organic compound
The invention provides a catalyst for partial oxidation of hydrocarbon in the presence of a reducing compound, the catalyst comprising ultra-fine gold particles immobilized on a titanium-containing oxide, and a process for preparing an oxygen-containing o...
09/26/2000
6037507Oxidation process of branched aliphatic hydrocarbons and process for producing the oxide
A non-cyclic branched aliphatic hydrocarbon (e.g., isobutane) is oxidized with oxygen in the presence of an oxidation catalyst comprising an imide compound of the following formula (1) (e.g., N-hydroxyphthalimide) or an oxidation catalyst comprising the i...
03/14/2000
5990357Process for the oxidation of isoalkylaromatic hydrocarbons, and catalyst for the execution of the process
In a process for the catalytic oxidation of isoalkylaromatic hydrocarbons into ketones, alcohols and peroxides the isoalkyl- aromatic hydrocarbons in fluid phase at a temperature of 60 to 120° C. are oxidized by oxygen in the presence of a catalyst of me...
11/23/1999
5847227Method for producing aryl alkyl hydroperoxides
A method for producing aryl alkyl hydroperoxides which comprises selectively oxidizing an aryl alkyl hydrocarbon having the formula: ##STR1## wherein P and Q are hydrogen or an alkyl and may be the same or different from each other; x is an integer o...
12/08/1998
5817881Tetraalykylammonium polyoxoanionic oxidation catalysts
Alkanes are catalytically oxidized in air or oxygen using iron-substituted polyoxoanions (POAs) of the formula: He-z ›(n-C4 H9)4 N!z (XM11 M'O39)-e The M' (e.g., iron(III)/iron...
10/06/1998
5723697Catalytic oxidation of light alkanes in presence of a base
The presence of a base in the reaction mixture in a metal-ligand catalyzed partial oxidation of alkanes results in sustained catalyst activity, and in greater percent conversion as compared with oxidation in the absence of base, while maintaining satisfac...
03/03/1998
5659077Production of acetic acid from methane
The novel integrated process for production of acetic acid comprises the steps of subjecting a feed mixture consisting of (a) methane gas and (b) gaseous oxygen, air, or a mixture thereof to partial oxidation without production of synthesis gas in a react...
08/19/1997
5504262Direct catalytic conversion of methane to ethanol
The present invention relates to a method for making mixtures of ethanol and methanol by reacting methane, water and an acidic aqueous solution of a electron acceptor, preferably Fe2 (SO4)3 or Fe(ClO4)3
04/02/1996
5414157Catalytic oxidation of alkanes
Process and apparatus are provided for oxidation of oxidation of organic compounds in which a reaction zone is provided, containing an open space and a bed of solid granular catalyst, an organic feedstock and oxygen are passed in gas phase through the ope...
05/09/1995
5345011New manganese catalyst for light alkane oxidation
Aluminophosphates containing manganese in the structural framework are employed for the oxidation of alkanes, for example the vapor phase oxidation of methane to methanol....
09/06/1994
5345010Chromia on metal oxide for the oxidation of alkane to alcohol
A process for the direct catalytic oxidation of methane to methanol comprises separately contacting chromium chemically bound to the oxygen of a metal oxide support surface with (1) methane and (2) oxidant. The support may comprise silica, alumina, magnes...
09/06/1994
5334780Oxidation of hydrocarbons over ordered arrays of heteropolyacids and polyoxoanions on graphite
Alkanes are catalytically oxidized using heteropolyacids (HPAs) or polyoxoanions (POAs) deposited on a graphite surface. The HPAs and POAs are framework-substituted with a different metal in place of a metal-oxygen unit....
08/02/1994
5278319Process for the production of hydrocarbon partial oxidation products
An improved process is provided for the production of a partial oxidation product by the vapor phase reaction of a hydrocarbon with substantially pure oxygen in the presence of a suitable catalyst. In the improved process, the partial oxidation product is...
01/11/1994
5274182Saturated, liquid isobutylene polymers terminally functionalized by special groups
Saturated, liquid, low molecular weight and low-viscosity isobutylene polymers terminally functionalized by special groups, which correspond to the following formula ##STR1## are produced by solution ozonolysis of high molecular weight isobutyle...
12/28/1993
5243084Oxidation of isobutane to tertiary butyl hydroperoxide
The present invention relates to a process for the oxidation of isobutane in the liquid phase to produce TBA and TBHP wherein at least a portion of the oxidation product mixture is obtained as distillate from fractional distillation of vapors from the oxi...
09/07/1993
5235111Process for oxidating paraffinic compounds with oxygen
Process for oxidating paraffinic compounds into their corresponding alcoholic and/or ketonic derivatives, which process consists in causing said paraffins to react, at a temperature comprised within the range of from 0° C. to 100° C., preferably in an a...
08/10/1993
5220080Chromia on metal oxide catalysts for the oxidation of methane to methanol
A process for the direct catalytic oxidation of methane to methanol comprises chromium chemically bound to the oxygen of a metal oxide catalytic support surface. The support may comprise silica, alumina, magnesia, titania, or zirconia....
06/15/1993
5132472Catalytic oxidation of alkanes
Process is provided for oxidation of organic compounds in which a reaction zone is provided, containing an open space and a bed of solid granular catalyst, an organic feedstock and oxygen are passed in gas phase through the open space and then into contac...
07/21/1992
5126491Process for oxidating paraffinic compounds
Process for oxidating paraffinic compounds in order to yield the corresponding alcoholic and/or ketonic compounds, which process consists of reacting said paraffins with an aqueous solution of hydrogen peroxide, possibly dissolved in a solvent, by operati...
06/30/1992
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