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Class 502/177 - Carbide


Subclass of Class 502 - Catalyst, solid sorbent, or support therefor: product or process of making
Definition: Composition including binary compound of carbon and a metal
No. of patents: 114
Last issue date: 09/14/2010


1      
NumberTitleIssue Date
7795168Porous inorganic oxide support and hydrotreating catalyst of catalytic cracking gasoline using the same
A porous inorganic oxide support comprising an oxygen-containing carbonaceous material supported thereon, preferably a porous inorganic oxide support wherein the oxygen-containing carbonaceous material is a carbide of an oxygen-containing organic compound, wherein t...
09/14/2010
7351679Fischer-tropsch catalyst, preparation, and use thereof
Embodiments include a catalyst for use in a Fischer-Tropsch synthesis reaction which comprises cobalt supported on alumina. In some embodiments, the alumina support may have specific surface area of less than 50 m2/g and/or may be least 10% α-alumina.
04/01/2008
7341977Method of sorbing sulfur compounds using nanocrystalline mesoporous metal oxides
Compounds and methods for sorbing organosulfur compounds from fluids are provided. Generally, compounds according to the present invention comprise mesoporous, nanocrystalline metal oxides. Preferred metal oxide compounds either exhibit soft Lewis acid properties or...
03/11/2008
7304012Catalyst
A process for preparing a supported catalyst or catalyst precursor containing carbon, said process comprising: a. preparing a liquid mixture of (i) at least one catalyst support or catalyst support precursor; (ii) at least one metal-containing compound, wherein said...
12/04/2007
7300492Ammonium dodecamolybdomolybdate and method of making
A novel molybdenum compound, ammonium dodecamolybdomolybdate (AMM), is described which may be used in the manufacture of molybdenum metal and molybdenum carbide powders. The molybdenum compound is a dodecaheteropoly acid salt having a Keggin-type structure wherein m...
11/27/2007
7285679Oxidation of alkanes
Alkanes are oxidised to oxygenates such as carboxylic acids with molecular oxygen employing a two component catalyst system which uses a liganded heavy metal compound and a mixed metal oxide. ...
10/23/2007
7285188Oxynitride compounds, methods of preparation, and uses thereof
Embodiments of the present disclosure provide for methods of transforming from one crystal structure to another crystal structure in TiO2 nanocolloids and TiO2-xNx nanocolloids. ...
10/23/2007
7259286Attrition resistant bulk iron catalysts and processes for preparing and using same
An attrition resistant precipitated bulk iron catalyst is prepared from iron oxide precursor and a binder by spray drying. The catalysts are preferably used in carbon monoxide hydrogenation processes such as Fischer-Tropsch synthesis. These catalysts are suitable fo...
08/21/2007
7256154Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the same
The present invention relates to a structured catalyst for reforming of gasoline and a method of preparing the same, more particularly to a structured catalyst for reforming of gasoline for fuel-cell powered vehicles prepared by wash-coating the transition metal bas...
08/14/2007
7247598Nano-scale magnetic solid base catalyst and its preparation method
This invention describes a nano-scale magnetic solid base catalyst and its preparation method. The catalyst involves a magnetic core coated with a solid base active layer. The synthesis of the nano-scale magnetic cores was first carried out using a rapid nucleation ...
07/24/2007
7241718Dimethyl ether steam reforming catalyst and method for producing the same
The object of the present invention is to achieve excellent reforming ability even at lower temperatures, with a dimethyl ether steam reforming catalyst. According to the present invention, there is provided a dimethyl ether steam reforming catalyst capable o...
07/10/2007
7223713Molybdenum sulfide/carbide catalysts
The present invention provides methods of synthesizing molybdenum disulfide (MoS2) and carbon-containing molybdenum disulfide (MoS2-xCx) catalysts that exhibit improved catalytic activity for hydrotreating reactions involving hydrode...
05/29/2007
7153807Catalysts for selective hydrogenation of alkynes and alkadienes
Catalysts have been discovered that are useful in hydrogenation reactions, and particularly for the selective hydrogenation of acetylene and/or methyl acetylene (MA) and/or propadiene (PD) in light olefin-rich feedstreams. These catalysts can selectively hydrogenate...
12/26/2006
7115538Ethylbenzene conversion catalyst and process
An ethylbenzene conversion catalyst is described which comprises a molecular sieve and a hydrogenation metal, wherein the catalyst exhibits a benzene hydrogenation activity at 100° C. of less than about 100 and a metal dispersion, as measured by hydrogen chemisorpt...
10/03/2006
7108842Process for the catalytic partial oxidation of HS using staged addition of oxygen
A multistage oxygen-added catalytic partial oxidation process and apparatus for converting H2S in an acid gas stream to elemental sulfur and water are disclosed. Each staged addition of oxygen or air at the top of the catalyst bed and at points along the ...
09/19/2006
7105428Systems and methods for nanowire growth and harvesting
The present invention is directed to systems and methods for nanowire growth and harvesting. In an embodiment, methods for nanowire growth and doping are provided, including methods for epitaxial oriented nanowire growth using a combination of silicon precursors. In...
09/12/2006
7087544Nano-ceramics and method thereof
Disclosed herein is a method to produce ceramic materials utilizing the sol-gel process. The methods enable the preparation of intimate homogeneous dispersions of materials while offering the ability to control the size of one component within another. The method al...
08/08/2006
7071139Oxynitride compounds, methods of preparation, and uses thereof
Oxynitride nanoparticles, methods of preparation thereof, and methods of use thereof are disclosed. One representative oxynitride nanoparticle includes a MxOyNz nanoparticle, where x is in the range of about 1 to 3, y is in the range...
07/04/2006
7045484Method of making a catalyst
A method of making a catalyst. The method comprises the step of leaching alloy particles. Preferably, the alloy particles are hydrogen storage alloy particles. ...
05/16/2006
7030053Catalyst composition comprising ruthenium and a treated silica support component and processes therefor and therewith for preparing high molecular weight hydrocarbons such as polymethylene
A catalyst composition and a process of using a catalyst composition for preparing high molecular weight hydrocarbons, such as polymethylene, from a fluid containing hydrogen and carbon monoxide are disclosed. The catalyst composition contains ruthenium and a treate...
04/18/2006
6958310Catalyst and method of steam reforming
A method of steam reforming a hydrocarbon over a spinel-containing catalyst at short residence times or short contact times. The present invention also provides spinel-containing catalysts. Surprisingly superior results and properties obtained in methods and catalys...
10/25/2005
6946111Short contact time catalytic partial oxidation process for recovering sulfur from an H2S containing gas stream
A process for removing sulfur from a H2S-containing gas stream is disclosed. A preferred embodiment of the process comprises incorporating a short contact time catalytic partial oxidation reactor, a cooling zone, and a condenser into a conventional refine...
09/20/2005
6936565Modified carbide and oxycarbide containing catalysts and methods of making and using thereof
Compositions including modified carbide-containing nanorods and/or modified oxycarbide-containing nanorods and/or modified carbon nanotubes bearing carbides and oxycarbides and methods of making the same are provided. Rigid porous structures including modified oxyca...
08/30/2005
6897178Carbide/nitride based fuel processing catalysts
Catalysts for the water gas shift reaction contain a variety of late transition metals. The catalytic compositions contain a late transition metal carried on a support which is a carbide, nitride, or mixed carbide nitride of a group 6 metal such as molybdenum, tungs...
05/24/2005
6841508Carbide and oxycarbide based compositions, rigid porous structures including the same, methods of making and using the same
Compositions including oxycarbide-based nanorods and/or carbide-based nanorods and/or carbon nanotubes bearing carbides and oxycarbides and methods of making the same are provided. Rigid porous structures including oxycarbide-based nanorods and/or carbide bas...
01/11/2005
6746656Methods for production of molybdenum carbide
Methods for producing molybdenum carbide. An embodiment of the method may comprise heating a precursor material in a first heating zone in the presence of a reducing gas and a carbonizing gas, the first heating zone having a first temperature. Moving the precursor m...
06/08/2004
6677270Metal carbide catalysts and process for producing synthesis gas
Mixed metal carbide catalysts that are active for catalyzing the net partial oxidation of methane to CO and H2 are disclosed, along with their method of making. The preferred catalysts of the invention comprise a mixture of at least two carbide...
01/13/2004
6548440Synthesis of attrition-resistant heterogeneous catalysts using templated mesoporous silica
The present invention relates to catalysts in mesoporous structures. In a preferred embodiment, the invention comprises a method for encapsulating a dispersed insoluble compound in a mesoporous structure comprising combining a soluble oxide precursor, a s...
04/15/2003
6514897Carbide and oxycarbide based compositions, rigid porous structures including the same, methods of making and using the same
The present invention relates to compositions and rigid porous structures that contain nanorods having carbides and/or oxycarbides and methods of making and using such compositions and such rigid porous structures. The compositions and rigid porous struct...
02/04/2003
6500984Method for producing phosgene
A method is disclosed for producing phosgene which in one embodiment comprises contacting in at least one reactor a mixture comprising carbon monoxide and chlorine sequentially with a first catalyst followed by contacting the resulting gaseous reaction mi...
12/31/2002
6461539Metal carbide catalysts and process for producing synthesis gas
Mixed metal carbide catalysts that are active for catalyzing the net partial oxidation of methane to CO and H2 are disclosed, along with their method of making. The preferred catalysts of the invention comprise a mixture of at least two carbide...
10/08/2002
6417133Deeply reduced oxidation catalyst and its use for catalyzing liquid phase oxidation reactions
This invention relates to an improved catalyst, comprising a carbon support having a noble metal at its surface, for use in catalyzing liquid phase oxidation reactions, especially in an acidic oxidative environment and in the presence of solvents, reactan...
07/09/2002
6399823Method for producing phosgene
A method is disclosed for producing phosgene which in one embodiment comprises contacting in at least one reactor a mixture comprising carbon monoxide and chlorine sequentially with a first catalyst followed by contacting the resulting gaseous reaction mi...
06/04/2002
6372125Catalyst comprising a group VIB metal carbide, phosphorous and its use for hydrodesulphurisation and hydrogenation of gas oils
The invention concerns a catalyst containing at least one amorphous oxide matrix, at least one carbide and phosphorous deposited on said catalyst or contained in the matrix, in which the carbide contain at least one group VIB element and, optionally, at l...
04/16/2002
6297185Catalyst
A catalyst comprises an electrically conductive ceramic substrate having at least one noble metal supported thereupon. The substrate may be a transition metal based ceramic such as a carbide, nitride, boride, or silicide of a transition metal, and the nob...
10/02/2001
6251819Silicon carbide foam with high specific surface area and improved mechanical properties
Silicon carbide foam useful as a catalyst support has a BET specific surface area of at least 5 m2 /g, and a compression strength exceeding 0.2 MPa. The foam is prepared by impreganting an organic foam with a suspension of silicon in a resin co...
06/26/2001
6235675Methods of forming materials containing carbon and boron, methods of forming catalysts, filaments comprising boron and carbon, and catalysts
In one aspect, the invention includes a method of forming a material containing carbon and boron, comprising: a) providing a substrate within a chemical vapor deposition chamber; b) flowing a carbon and boron precursor into the chamber, the precursor bein...
05/22/2001
6222059Process for the manufacture of aliphatic alpha, omega amino nitriles
A process for preparing aliphatic alpha,omega-amino nitrites by partial hydrogenation of aliphatic alpha,omega-dinitriles in the presence of a catalyst, wherein the catalyst used for the partial hydrogenation comprises (a) iron or a compound based on iron...
04/24/2001
6207128Method of producing a catalyst
The invention relates to a method of producing a catalyst comprising a porous support and a catalytically active metal deposited thereon comprising the steps of treating the porous support with a solution of a salt of the catalytically active metal and a ...
03/27/2001
6207609Method of forming molybdenum carbide catalyst
A molybdenum carbide compound is formed by reacting a molybdate with a mixture of hydrogen and carbon monoxide. By heating the molybdate powder from a temperature below 300° C. to maximum temperature 850° C., a controlled reaction can be conducted where...
03/27/2001
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