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Class 585/407 - By ring formation from nonring moiety, e.g., aromatization, etc.


Subclass of Class 585 - Chemistry of hydrocarbon compounds
Definition: Subject matter wherein carbon atoms which make up a ring
No. of applications: 30
Last issue date: 05/16/2013


Application No.Application TitleIssue Date
20130123557PROCESS FOR PRODUCING PHOSPHORUS MODIFIED ZEOLITE CATALYSTS
In a process for producing a phosphorus-modified zeolite catalyst, zeolite crystals can be formed into a shaped catalyst body either in the absence of a separate inorganic oxide binder or in the presence of a separate inorganic oxide binder that is substantially free of...
05/16/2013
20130102825PHOSPHORUS MODIFIED ZEOLITE CATALYSTS
The invention relates to a bound phosphorus-modified catalyst composition comprising a zeolite having a silica to alumina molar ratio of at least 40 and a binder having a surface area less than 200 m2/g, wherein the bound catalyst composition exhibits a mesop...
04/25/2013
20130102824PHOSPHORUS MODIFIED ZEOLITE CATALYSTS
A bound phosphorus-modified catalyst composition comprises a zeolite having a silica to alumina molar ratio of at least 40, phosphorus in an amount between about 0.1 wt % and about 3 wt % of the total catalyst composition, and a binder essentially free of aluminum. The ...
04/25/2013
20130096358PROCESS FOR PRODUCING PHOSPHORUS MODIFIED ZEOLITE CATALYSTS
In a process for producing a phosphorus-modified zeolite catalyst, an aqueous reaction mixture comprising a source of silica and a source of an organic directing agent effective to direct the synthesis of a desired zeolite is heated at a temperature and for a time suffi...
04/18/2013
20130066125Extending the Life of an Aromatization Catalyst
A method of extending the life of an aromatization catalyst comprising identifying a rapid deactivation threshold (RDT) of the catalyst, and oxidizing the catalyst prior to reaching the RDT. A method of aromatizing a hydrocarbon comprising identifying a rapid deactivati...
03/14/2013
20130060072Processed Support and Methods of Making and Using Same
A method for removing tightly bound sodium from a zeolitic support comprising contacting the support with a sodium specific removal agent to produce a treated support. A method comprising providing an aromatization catalyst comprising a treated support, and contacting t...
03/07/2013
20120190896Molecular Sieve Of MFS Framework Type With Controllable Average Size, Its Method of Making And Use
A method of making a crystalline molecular sieve of MFS framework type, preferably ZSM-57, from a synthesis mixture comprising at least one source of tetravalent element (Y), at least one source of trivalent element (X), at least one source of alkali metal hydroxide (MO...
07/26/2012
20120029256PROCESS FOR THE CONVERSION OF LOWER ALKANES TO AROMATIC HYDROCARBONS
A process is provided for producing aromatic hydrocarbons which comprises: (a) contacting a lower alkane feed with a solid particulate aromatic hydrocarbon conversion catalyst in a fluidized bed reaction zone to produce aromatic hydrocarbons and other products, whereby ...
02/02/2012
20110257452Regenerable Composite Catalysts for Hydrocarbon Aromatization
A composite catalyst for aromatization of hydrocarbons includes a molecular sieve catalyst and metal dehydrogenation catalyst present as discrete catalysts in a physical admixture. The molecular sieve catalyst can be a zeolite and the metal dehydrogenation catalyst can ...
10/20/2011
20110201859METHOD FOR PRODUCING CRYSTALLINE ZEOLITE-LIKE GALLO-ALUMINIUM SILICATES
A method for producing crystalline gallo-aluminium silicates, comprising the heating of a reaction mixture in a solvent, wherein the reaction mixture contains a silicon source, an aluminium source, a gallium source and a mineralization agent, wherein the reaction mixtur...
08/18/2011
20110183221CATALYTIC LAYER FOR OXYGEN ACTIVATION ON IONIC SOLID ELECTROLYTES AT HIGH TEMPERATURE
The present invention relates to a catalytic porous layer for oxygen activation that can be used in solid oxide fuel cells (SOFC) and dense ceramic membranes for oxygen separation at a high temperature. This porous layer is mainly composed of an electron and oxygen ion ...
07/28/2011
20110060176METHOD FOR THE DEHYDROAROMATISATION OF MIXTURES CONTAINING METHANE BY REGENERATING THE CORRESPONDING CATALYSTS THAT ARE DEVOID OF PRECIOUS METAL
The present invention relates to a process for nonoxidative dehydroaromatization of aliphatic hydrocarbons by converting a reactant stream comprising aliphatic hydrocarbons in the presence of a catalyst which comprises at least one metallosilicate as a support, at least...
03/10/2011
20100029999ZEOLITE-BINDER CATALYST COMPOSITION
Catalyst composition comprising a zeolite and a binder, wherein the zeolite is a Ga containing zeolite and the binder is a La modified kaolin and process for converting lower alkanes to aromatic hydrocarbons, using said catalyst composition. Preferably the aromatic hydr...
02/04/2010
20090177020Process for Production of Aromatic Hydrocarbons
The present invention provides a process for producing aromatic hydrocarbons at a sufficiently high yield, from a light hydrocarbon containing mainly hydrocarbons having 7 or fewer carbon atoms. The process of the present invention comprises bringing a feedstock contain...
07/09/2009
20090156871Catalyst Having an Improved Crush Strength and Methods of Making and Using Same
A method of preparing a catalyst comprising selecting a zeolite having a mean particle size of equal to or less than about 6 microns, blending the zeolite with a binder and water to form a paste, shaping the paste into a bound zeolite support, adding a metal to the boun...
06/18/2009
20080255398Aromatization of alkanes using a germanium-zeolite catalyst
This invention relates to a process for the aromatization of C6 to C12 alkanes, such as hexane, heptane and octane, to aromatics, such as benzene, ethyl benzene, toluene and xylenes, with a germanium-containing zeolite catalyst. The catalyst is a n...
10/16/2008
20080154079Regeneration of platinum-germanium zeolite catalyst
This invention relates to a process for regeneration of a zeolite catalyst, specifically an aluminosilicate zeolite with germanium substituted in the framework for silicon and with platinum deposited on the zeolite. The catalyst may be used in a process for aromatizatio...
06/26/2008
20070276171Production of aromatic hydrocarbons from methane
In a process for converting methane to higher hydrocarbons including aromatic hydrocarbons, a feed containing methane is contacted with a dehydrocyclization catalyst in a reaction zone under conditions effective to convert said methane to aromatic hydrocarbons. A first ...
11/29/2007
20070232842Preparation method of 1,5-dimethyltetralin using dealuminated zeolite beta catalyst
The present invention relates to a method for preparing 1,5-dimethyltetralin using a dealuminated zeolite beta catalyst.

The preparation method of 1,5-dimethyltetralin according to the present invention has the effects of not only showing h...

10/04/2007
20070129587Production of aromatic hydrocarbons from methane
In a process for converting methane to higher hydrocarbons including aromatic hydrocarbons, a feed containing methane is contacted with a dehydrocyclization catalyst in a reaction zone under conditions effective to convert said methane to aromatic hydrocarbons. A first ...
06/07/2007
20070088185Anthrylarylene derivative, material for organic electroluminescence device and organic electroluminescence device using same
An anthrylarylene derivative having a specific structure and an organic electroluminescence device comprising an organic thin film layer which comprises at least one layer comprising at least a light emitting layer and is disposed between a cathode and an anode, wherein...
04/19/2007
20060138025Hydrocarbon conversion using molecular sieve SSZ-70
The present invention relates to new crystalline molecular sieve SSZ-70 prepared using a N,N′-diisopropyl imidazolium cation as a structure-directing agent, methods for synthesizing SSZ-70 and processes employing SSZ-70 in a catalyst. ...
06/29/2006
20060138026Hydrocarbon conversion using molecular sieve SSZ-71
The present invention relates to new molecular sieve SSZ-71 prepared using a N-benzyl-1,4-diazabicyclo[2.2.2]octane cation as a structure-directing agent, methods for synthesizing SSZ-71 and processes employing SSZ-71 in a catalyst. ...
06/29/2006
20060060507Hydrocarbon conversion catalyst and methods for making and using it
X-ray amorphous carbon is formed by evaporating carbonic material. The evaporation of carbonic material is conducted in a helium atmosphere at a supply energy flow in the range of from 50 to 300 Wt/mm2. The energy is generated, for example, by means of an ele...
03/23/2006
20050202956Porous inorganic macrostructure materials and process for their preparation
There is provided macrostructures of porous inorganic material which can have controlled size, shape, and/or porosity and a process for preparing the macrostructures. The macrostructures comprise a three-dimension network of particles of porous inorganic materials. The ...
09/15/2005
20050139517Reactor having reduced pressure drop and use thereof
A vertical reactor having reduced pressure drop across the catalytic bed of the reactor. The reactor finds particular application in the treatment of feeds such as the conversion of organic compounds and the removal of undesired components, e.g., sulfur, from organic fe...
06/30/2005
20050133413Hydrocarbon conversion using molecular sieve SSZ-47B
The present invention relates to new crystalline molecular sieve SSZ-47B prepared using a N-cyclopentyl-1,4-diazabicyclo[2.2.2] octane cation as a structure-directing agent and an amine too large to fit in the pores of the molecular sieve nonasil, methods for synthesizi...
06/23/2005
20050087478Hydrocarbon conversion using molecular sieve SSZ-51
A novel crystalline aluminophosphate and metalloaluminophosphate of the molecular sieve type, denominated SSZ-51, is prepared by hydrothermal synthesis from reactive sources of aluminum and phosphorus, fluorine and an organic templating agent, 4-dimethylaminopyridine. S...
04/28/2005
20050040074Hydrocarbon conversion using molecular sieve SSZ-65
The present invention relates to new crystalline molecular sieve SSZ-65 prepared using 1-[1-(4-chlorophenyl)-cyclopropylmethyl]-1-ethyl-pyrrolidinium or 1-ethyl-1-(1-phenyl-cyclopropylmethyl)-pyrrolidinium cation as a structure-directing agent, methods for synthesizing ...
02/24/2005
20050038306Method of starting up a reaction system
The invention is directed to methods of starting up reaction systems. The reaction systems are those that use catalysts that comprise molecular sieves, particularly metalloaluminophosphate molecular sieves, especially metalloaluminophosphate molecular sieves which are s...
02/17/2005
 
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