| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 585446000 |
By condensation of entire molecules or entire hydrocarbyl moieties thereof, e.g., alkylation, etc.
| 162 |
| 585407000 |
By ring formation from nonring moiety, e.g., aromatization, etc.
| 125 |
| 585435000 |
Having alkenyl moiety, e.g., styrene, etc.
| 89 |
| 585477000 |
By isomerization
| 58 |
| 585470000 |
By alkyl or aryl transfer between molecules, e.g., disproportionation, etc.
| 44 |
| 585469000 |
From nonhydrocarbon feed
| 27 |
| 585430000 |
From alicyclic
| 15 |
| 585476000 |
By ring opening, removal, degradation, or shift on chain or other ring
| 13 |
| 585401000 |
With measuring, sensing, testing, or synthesis operation control responsive to diverse condition
| 9 |
| 585483000 |
By dealkylation
| 9 |
| 585422000 |
By condensation of entire cyclic molecules or entire hydrocarbyl moieties thereof, e.g., polymerization, etc.
| 7 |
| 585402000 |
Exploiting or conserving heat of quenching, reaction, or regeneration | 3 |
| 20080249342 | Production of Aromatics from Methane - In a process for converting methane to aromatic hydrocarbons, a feed containing methane and a particulate catalytic material are supplied to a reaction zone operating under reaction conditions effective to convert at least a portion of the methane to aromatic hydrocarbons and to deposit carbonaceous material on the particulate catalytic material causing catalyst deactivation. At least a portion of the deactivated particulate catalytic material is removed from the reaction zone and is heated to a temperature of about 700° C. to about 1200° C. by direct and/or indirect contact with combustion gases produced by combustion of a supplemental fuel. The heated particulate catalytic material is then regenerated with a hydrogen-containing gas under conditions effective to convert at least a portion of the carbonaceous material thereon to methane and the regenerated catalytic particulate material is recycled back to the reaction zone. | 10-09-2008 |
| 20100048966 | ALKYLATION SLURRY REACTOR - A process for alkylation of benzene, including: feeding benzene, a polyalkylate, and a catalyst to a reactor comprising a first and a second reaction zone; reacting the benzene and the polyalkylate in the first reaction zone under transalkylation conditions to form a monoalkylate product; feeding a C | 02-25-2010 |
| 20130274531 | CONVECTION ZONE OF A CRACKING FURNACE - The invention relates to a process for cracking a hydrocarbon-containing feed in a cracking furnace. A plurality of heat exchangers are arranged in the convection zone of the cracking furnace to utilize the heat of flue gas formed in the radiation zone by combustion. Depending on the type and state of matter of the hydrocarbon-containing feed, flow occurs through the heat exchangers to achieve, independently of the type and state of matter of the hydrocarbon-containing feed, an exit temperature of the flue gas in the range from 80° C. to 150° C. | 10-17-2013 |
| 585403000 |
Using apparatus of recited composition | 2 |
| 20090287031 | Process for Simultaneous Production of Benzene and Ethylene by Conversion of Acetylene - The present invention relates to a process for simultaneous production of benzene and ethylene by conversion of acetylene, comprising the steps: supplying a feed composition comprising about 5 to about 30 vol-% acetylene, about 5 to about 30 vol-% methane, about 5 to about 30 vol-% carbon dioxide and about 10 to about 70 vol-% hydrogen into a non-metallic reactor; and thermally reacting the feed composition in the reactor at a temperature in the range of about 600 to about 1000° C. | 11-19-2009 |
| 20110105816 | Production of Aromatics from Methane - In a process for converting methane to aromatic hydrocarbons, a feed containing methane is contacted with a dehydrocyclization catalyst in a reaction zone under conditions effective to convert the methane to aromatic hydrocarbons. The reaction zone is contained within a reactor and the reactor or an internal component of the reactor has at least one surface that is chemically exposed to the feed and is formed from a refractory material that exhibits a carbon uptake (mass of carbon absorbed per unit of exposed metal surface area) of less than 25 g/m | 05-05-2011 |
| 585404000 |
By ring expansion or contraction | 1 |
| 20110060175 | METHOD FOR MANUFACTURING COMPOUNDS HAVING AN ADAMANTANE STRUCTURE - [Problem to be Solved]The object of the present invention is to provide an industrially favorable production process whereby adamantanes can be produced in a high yield using a catalyst, which is used for the isomerization reaction of a tricyclic saturated hydrocarbon compound having 10 or more carbon atoms, does not require a complicated waste liquid treatment operation, and makes high-yield production of adamantanes possible.
| 03-10-2011 |
| Entries |
| Document | Title | Date |
|---|
| 20080300438 | Conversion of co-fed methane and hydrocarbon feedstocks into higher value hydrocarbons - In one aspect, the inventive process comprises a process for pyrolyzing a hydrocarbon feedstock containing nonvolatiles in a regenerative pyrolysis reactor system. The process comprises: (a) heating the nonvolatile-containing hydrocarbon feedstock upstream of a regenerative pyrolysis reactor system to a temperature sufficient to form a vapor phase that is essentially free of nonvolatiles and a liquid phase containing the nonvolatiles; (b) separating said vapor phase from said liquid phase; (c) feeding the separated vapor phase and methane to the pyrolysis reactor system; and (d) converting the methane and separated vapor phase in said pyrolysis reactor system to form a pyrolysis product. In another aspect, the invention includes a separation process that feeds multiple pyrolysis reactors. | 12-04-2008 |
| 20110118520 | High activity small crystal ZSM-12 - A porous, crystalline material is described having the framework structure of ZSM-12 and a composition involving the molar relationship: | 05-19-2011 |
| 20110172477 | PROCESS AND APPARATUS FOR PRODUCING OLEFIN - The present invention provides a process for producing olefin having 3 or more carbon atoms from ethane stably in a simpler process. The present invention provides a method for producing olefin having a step of obtaining a cold fraction by cooling an ethane-cracked gas, which is obtained by thermal cracking of ethane in the presence of steam, to 600° C. or less; and a step of obtaining a catalytic cracking gas containing olefin having 3 or more carbon atoms by bringing the cold fraction into contact with a catalyst containing a medium pore diameter zeolite. | 07-14-2011 |
| 20110270004 | CATALYST FOR PRODUCING MONOCYCLIC AROMATIC HYDROCARBONS, AND METHOD FOR PRODUCING MONOCYCLIC AROMATIC HYDROCARBONS - A catalyst for producing monocyclic aromatic hydrocarbons of 6 to 8 carbon number from a feedstock oil having a 10 volume % distillation temperature of at least 140° C. and an end point temperature of not more than 400° C., or a feedstock oil having a 10 volume % distillation temperature of at least 140° C. and a 90 volume % distillation temperature of not more than 360° C., wherein the catalyst contains a crystalline aluminosilicate, gallium and/or zinc, and phosphorus, and the amount of phosphorus supported on the crystalline aluminosilicate is within a range from 0.1 to 1.9% by mass based on the mass of the crystalline aluminosilicate; and a method for producing monocyclic aromatic hydrocarbons, the method involving bringing a feedstock oil having a 10 volume % distillation temperature of at least 140° C. and an end point temperature of not more than 400° C., or a feedstock oil having a 10 volume % distillation temperature of at least 140° C. and a 90 volume % distillation temperature of not more than 360° C., into contact with the above-mentioned catalyst for producing monocyclic aromatic hydrocarbons. | 11-03-2011 |
| 20110275873 | METHOD FOR PRODUCING AROMATIC HYDROCARBON - [Task] To produce an aromatic hydrocarbon stably for a long time while maintaining a high aromatic hydrocarbon yield, when producing an aromatic hydrocarbon by a catalytic reaction of a lower hydrocarbon with a catalyst. | 11-10-2011 |
| 20110288355 | METHOD FOR PRODUCING AROMATIC HYDROCARBON AND APPARATUS FOR PRODUCING AROMATIC HYDROCARBON - To economically regenerate a catalyst and to produce aromatic hydrocarbon stably for a long time maintaining a high aromatic hydrocarbon yield when the aromatic hydrocarbon is produced upon making a contact reaction between lower hydrocarbon and the catalyst. | 11-24-2011 |
| 20120108874 | PROCESS FOR PREPARING A PHENYLCYCLOHEXANE - The present invention relates to an improved process for preparing a substituted or unsubstituted phenylcyclohexane by catalytic hydrogenation of a substituted or unsubstituted biphenyl. | 05-03-2012 |
| 20120178979 | METHOD FOR PREPARING A MULTI-METAL CATALYST HAVING AN OPTIMIZED SITE PROXIMITY - The invention concerns a process for preparing a catalyst comprising at least one metal M from the platinum group, tin, a phosphorus promoter, a halogenated compound, a porous support and at least one promoter X1 selected from the group constituted by gallium, indium, thallium, arsenic, antimony and bismuth. The promoter or promoters X1 and the phosphorus are introduced during one or more sub-steps a1) or a2), the sub-step a1) corresponding to synthesis of the precursor of the main oxide and sub-step a2) corresponding to shaping the support. The tin is introduced during at least one of sub-steps a1) and a2). The product is dried and calcined before depositing at least one metal M from the platinum group. The ensemble is then dried in a stream of neutral gas or a stream of gas containing oxygen, and then is dried. The invention also concerns the use of a catalyst obtained by said process in catalytic reforming or aromatics production reactions. | 07-12-2012 |
| 20120259147 | Hydrocarbon cracking furnace with steam addition to lower mono-nitrogen oxide emissions - An apparatus and method is presented for reducing mono nitrogen oxide emissions in a hydrocarbon processing furnace. A preferred embodiment hydrocarbon cracking furnace includes a firebox with a set of wall burners and a set of floor burners, the floor burners comprising secondary burner tips burning a fuel-rich mixture and positioned below primary burner tips burning a fuel-lean mixture. A portion of flue gases are recirculated from the primary burner combustion area to the secondary burner combustion area and back to the primary burner combustion area. The floor burners further comprise a set of steam injection ports that inject steam into a conical flow to contact flames at the primary burner tips, reducing flame temperature and thereby reducing thermal NOx. The steam injection ports are positioned in the firebox above the primary burner tips. | 10-11-2012 |
| 20130109897 | System and Method for On Stream Catalyst Replacement | 05-02-2013 |
| 20130338418 | DIRECT CATALYTIC CRACKING OF CRUDE OIL BY A TEMPERATURE GRADIENT PROCESS - A direct catalytic cracking system for converting undistilled and unfractionated hydrocarbon material into hydrocarbon products, which include light olefins and C6-8 aromatics. The direct catalytic cracking system includes a moving catalyst bed reactor having one or more catalytic reaction zones and configured to regulate its internal temperature. The direct catalytic cracking system also includes a catalyst regeneration system. A method for converting undistilled and unfractionated hydrocarbon material into hydrocarbon products using the direct catalytic cracking system. The process includes the step of introducing a moving bed reactor feed comprising steam and undistilled and unfractionated hydrocarbon material. The process includes the steps of introducing direct cracking catalyst into the catalytic reaction zone of the moving catalyst bed reactor, operating the direct catalytic cracking system such that hydrocarbon material in the presence of direct cracking catalyst converts into product hydrocarbons, and passing the product hydrocarbons from the moving catalyst bed reactor. | 12-19-2013 |
| 20140094632 | METHODS AND APPARATUSES FOR RECOVERING NORMAL HEXANE FROM REFORMATE STREAMS - Methods and apparatuses for recovering normal hexane from a reformate stream are provided. In one example, a method for recovering normal hexane from a reformate stream includes extracting aromatics from the reformate stream to form an aromatic extract stream and a raffinate stream. In the method, the normal hexane is separated from the raffinate stream to form a normal hexane product stream. | 04-03-2014 |
| 20150321975 | PROCESS TO PRODUCE AROMATICS FROM CRUDE OIL - A process for producing aromatics from a hydrocarbon source in the presence of supercritical water comprising the steps of mixing a pressurized, pre-heated water stream with a pressurized, pre-heated petroleum feedstock, the pressurized, pre-heated water stream at a pressure above the critical pressure of water and a temperature above the critical temperature of water, feeding the combined stream to a supercritical water reactor to create a modified stream, cooling and depressurizing the modified stream, separating the depressurized stream in a vapor-liquid separator, condensing the vapor stream, separating the condensed stream into a water recovery stream and a light product recovery stream, extracting the aromatics from the light product recovery stream, depressurizing the liquid stream, separating the depressurized liquid stream in a heavy separator into an upgraded product stream, and recycling part of the upgraded product stream to the pressurized, pre-heated petroleum feedstock as a product recycle. | 11-12-2015 |
| 20160068763 | METHODS AND SYSTEMS FOR SLURRY HYDROCRACKING WITH REDUCED FEED BYPASS - Methods and systems for slurry hydrocracking with reduced feed bypass and methods for modulating an amount of toluene insoluble material present in a slurry hydrocracking reactor are provided. An exemplary slurry hydrocracking method comprises the steps of: combining a hydrocarbon feed and a slurry hydrocracking catalyst or catalyst precursor to generate a slurry hydrocracking feed; introducing the slurry hydrocracking feed to a slurry hydrocracking reactor under hydrocracking conditions suitable to generate a first product stream; drawing a drag stream from the slurry hydrocracking reactor, the drag stream comprising a hydrocarbon, mesophase material, and solid catalyst particles; separating the drag stream into a first separated stream and a recycle stream, with the first separated stream comprising mesophase material and solid catalyst particles, and the recycle stream comprising the hydrocarbon; and directing the recycle stream into the slurry hydrocracking reactor. | 03-10-2016 |
| 20160145505 | PARTIAL UPGRADING SYSTEM AND METHOD FOR HEAVY HYDROCARBONS - Systems and methods for partially upgrading a produced heavy hydrocarbon resource at the production site (at the pad or a central processing facility) using indirect hydrogen addition, comprising a blender for blending the hydrocarbon with a hydrogen donator and a reactor for elevating the mixture to a temperature sufficient to hydrogenate the hydrocarbon to an API level required for pipeline specifications. The partially upgraded hydrocarbon can then be transported by pipeline to a refinery for further processing. The presence of catalysts and on-site hydrogen production equipment conventionally required for upgrading is eliminated. Further, the need for diluent which is conventionally used to enable pipeline ability of produced heavy hydrocarbon is reduced or eliminated, thus reducing the diluent freight cost and the required pipeline volume. | 05-26-2016 |
| 20160194564 | INTEGRATED SOLVENT DEASPHALTING AND STEAM PYROLYSIS PROCESS FOR DIRECT PROCESSING OF A CRUDE OIL | 07-07-2016 |
| 20160194565 | INTEGRATED SOLVENT DEASPHALTING, HYDROTREATING AND STEAM PYROLYSIS PROCESS FOR DIRECT PROCESSING OF A CRUDE OIL | 07-07-2016 |
