Assignee: Research Institute of Petroleum Processing

Location: Beijing, CN
No. of patents: 45

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Number	Title	Issue Date
7153478	Downflow catalytic cracking reactor and its application A downflow catalytic cracking reactor, comprising the following components: catalyst delivery pipe (1), reactor top cover (2), feed nozzle (3), reactor vessel (6), downflow reaction pipe (9), the upper end of the outer body is clos...	12/26/2006
7078580	Process for separating aromatics by extractive distillation and a composite solvent used therein This application relates to a composite solvent for separating aromatics by extractive distillation, comprising a main solvent, a solutizer and a modifier. Said solutizer is selected from any one or mixtures of any two of C8–C11 aromatics hav...	07/18/2006
6991774	Rare earth zeolite Y and the preparation process thereof The present invention discloses a high stability rare earth zeolite Y with high rare earth and the preparation process thereof, which zeolite has a content of rare earth of 4–15 wt %, a unit cell constant of 2.450–2.458 nm, a differential thermal collapsed tempe...	01/31/2006
6939823	Stripper and a stripping process for removing the flue gas carried by regenerated catalyst A stripper and a stripping process for removing the flue gas carried by regenerated catalyst. A cylindrical stripper mainly comprises a degassing pipe at the longitudinal axis, a horizontal pipe connected with the lower end of the degassing pipe, several sets of inn...	09/06/2005
6875340	Process for adsorptive desulfurization of light oil distillates A process for adsorptive desulfurization of gasoline or diesel oil or aromatics lower than C12 containing organic sulfide impurities, wherein these feedstocks contact an amorphous alloy adsorbent comprising nickel as a major active component in a fluidize...	04/05/2005
6828267	Magnesium chloride-alcohol carrier and olefin polymerization catalyst components made from the same Described are a MgCl2 based carrier containing Ti(OR)4 and ROH, wherein R is C1˜C7alkyl, and solid catalyst components made from said carrier. The carrier and the solid catalyst components according to the present inventi...	12/07/2004
6787123	Rare earth zeolite Y and the preparation process thereof The present invention discloses a high stability rare earth zeolite Y with high rare earth and the preparation process thereof, which zeolite has a content of rare earth of 4-15 wt %, a unit cell constant of 2.450-2.458 nm, a differential thermal collapsed temperatu...	09/07/2004
6780814	Multimetallic reforming catalyst comprising platinum and tin, the preparation and the application thereof A multimetallic reforming catalyst and the preparation process thereof are disclosed. Said catalyst comprises the following components on the basis of mass percent: 0.01-2.0 of a Group VIII metal, 0.01-5.0 of a Group IVA metal, 0.01-10.0 of Eu, 0.01-10.0 of Ce, 0.10...	08/24/2004
6747105	Bis-Schiff base ligand-containing mono-metallocene olefin polymerization catalyst, its preparation process and application A catalyst for olefin polymerization having the following structural formula (I): wherein R1 is selected from the group consisting of hydrogen, C1-C12 alkyl, C1-C12 ...	06/08/2004
6723292	Stripper and a stripping process for removing the flue gas carried by regenerated catalyst A stripper and a stripping process for removing the flue gas carried by regenerated catalyst. A cylindrical stripper mainly comprises a degassing pipe at the longitudinal axis, a horizontal pipe connected with the lower end of the degassing pipe, several sets of inn...	04/20/2004
6713539	Storage-stable modified asphalt composition and its preparation process A storage-stable modified asphalt composition, which comprises: 50-97.7 parts by weight of a base asphalt, 2.0-20.0 parts by weight of a polymer having double bonds, 0.1-20.0 parts by weight of a compatibilizer, 0.1-10.0 parts by weight of a cross-linking reagent, a...	03/30/2004
6596156	SAPO-11 molecular sieve, its synthetic method and a catalyst containing the molecular sieve A SAPO-11 silicoaluminopihosphate molecular sieve, its preparation method, and a catalyst containing the same are disclosed. The X-ray diffraction data of the molecular sieve before removing the template by calcination are as listed in Table 1. The molar ...	07/22/2003
6596897	Catalyst for producing acrylonitrile A fluidized-bed catalyst for producing acrylonitrile by the ammoxidation of propylene, which comprises a silica carrier and a composite having the following formula: Aa Cc Dd Naf Feg Bih Mi...	07/22/2003
6518219	Catalyst for hydrorefining fraction oils, its carrier and preparation A catalyst for hydrofining fraction oils, comprises an alumina carrier and at least one metal and/or thereof oxide of Group VIB and at least one metal and/or thereof oxide of Group VIII supported on said alumina carrier. The pore volume of said alumina ca...	02/11/2003
6495028	Catalytic conversion process for producing isobutane and isoparaffin-enriched gasoline A process for catalytic conversion of hydrocarbon feedstock to produce isobutane and isoparaffin-enriched gasoline which comprises two different reactions, the preheated feedstock is contacted with hot regenerated catalyst in the lower part of a reactor w...	12/17/2002
6492571	Process for alkylation of isoparaffin with olefin This invention relates to a process for alkylation of an isoparaffin with an olefin over a solid-acid catalyst, wherein at least two parallel reactors are used at the same time. When the solid acid catalyst in one or more reactors need to be regenerated, ...	12/10/2002
6475465	Titanium-silicalite molecular sieve and the method for its preparation The present invention relates to a titanium-silicalite (TS-1) molecular sieve and the method for preparation of the same, wherein each crystallite of said titanium-silicalite molecular sieve has a hollow cavity with a radial length of 5-300 nm. The benzen...	11/05/2002
6444742	Polyolefin/clay nanocomposites and process for the preparation thereof Disclosed are polyolefin/clay nanocomposites, comprising 40 to 99.9% by weight of polyolefins and 0.1 to 60% by weight of sepiolite-palygorskite type clays selected from the group essentially consisting of sepiolite and attapulgite. The nanocomposites in ...	09/03/2002
6416656	Catalytic cracking process for increasing simultaneously the yields of diesel oil and liquefied gas This discloses a process for catalytically cracking hydrocarbon stocks in a riser or fluidized bed reactor simultaneously to increase yields of diesel and liquefied gas. The process includes the steps of: first, charging a gasoline stock and a catalytic c...	07/09/2002
6368996	Hydrogenation catalyst and its preparation An amorphous alloy catalyst for hydrogenation and its preparation method are disclosed herein. The catalyst essentially consists of nickel ranging between 60 and 98 wt %, iron ranging between 0 and 20 wt %, one doping metal element selected from the group...	04/09/2002
6342153	Pillared clay catalysts for heavy oil catalytic pyrolisis process and the preparation method thereof Pillared clay catalysts for converting heavy oil or residual feedstock into maximum ethylene, propylene and butylene products comprises 30-75 wt % special pillared clays prepared by aluminum pillaring agents of high alkaline degree, 10-40 wt % inorganic o...	01/29/2002
6262327	Process for alkylation of isoparaffin with olefin A process for alkylation of an isoparaffin with an olefin comprising contacting an isoparaffin containing feed with an olefin-containing feed in the presence of a catalyst, said catalyst is a supported heteropoly acid catalyst, which is represented by the...	07/17/2001
6261538	Series of water-insoluble polymeric quaternary phosphonium salt used for bactericides Disclosed is a series of the water-insoluble polymeric quaternary phosphonium salt-type bactericides, which consists of as active bactericidal components an amino quaternary phosphonium salt, a quaternary ammonium group-containing quaternary phosphonium s...	07/17/2001
6211104	Catalyst for catalytic pyrolysis process for the production of light olefins and the preparation thereof A catalyst for catalytic pyrolysis process for the production of light olefins comprises 10~70 wt % (based on the weight of catalyst) of clay, 5~85 wt % of inorganic oxides and 1-50 wt % zeolite, wherein said zeolite is a mixture of 0~25 wt % of Y type ze...	04/03/2001
6210562	Process for production of ethylene and propylene by catalytic pyrolysis of heavy hydrocarbons A catalytic pyrolysis process for production of ethylene and propylene from heavy hydrocarbons, comprises that heavy hydrocarbons are contacted with a pillared interlayered clay molecular sieve and/or phosphorus and aluminum or magnesium or calcium modifi...	04/03/2001
6156190	Conversion process of hydrocarbon oils A conversion process of hydrocarbon oils comprises at least a hydrodemercaptanization process, wherein said hydrodemercaptanization process comprises contacting a feedstock with a hydrofining catalyst containing a tungsten oxide and/or a molybdenum oxide,...	12/05/2000
6080698	Pentasil-type molecular sieve containing composition and its preparation method A molecular sieve containing composition, which can be applied in catalytic cracking reaction for producing more ethylene and propylene, and its preparation method. The composition contains a pentasil-type molecular sieve having a SiO2 /Al...	06/27/2000
6057467	Metallocene adduct, its preparation and its application in olefin polymerization This invention relates to an three-constituent adduct of a metallocene.an ether.an metal halide having the general formula of Cp'MQ2.RXR'.nM'Q2/n, where Cp' is a substituted or an unsubstituted dicyclopentadienyl, M is zirconium or t...	05/02/2000
6051528	Amorphous alloy catalyst containing phosphorus, its preparation and use An amorphous alloy catalyst containing nickel and phosphorus comprising a porous carrier, a Ni--P amorphous alloy supported on the carrier, and a pre-supported catalytic component for inducing and catalyzing the formation of the Ni--P amorphous alloy onto...	04/18/2000
6037306	Catalyst containing molybdenum and/or tungsten for hydrotreating light oil distillates and preparation method thereof A hydrotreating catalyst containing molybdenum and/or tungsten for light oil distillates, said catalyst contains tungsten oxide and/or moybdenum oxide, nickel oxide and cobalt oxide supported on an alumina carrier, the content of said tungsten oxide and/o...	03/14/2000
5972832	Distillate hydrocracking catalyst and process for the preparation of the same The present invention relates to a hydrocracking catalyst containing nickel, tungsten, fluorine, zeolite as well as alumina, said catalyst is composed of, based on the total weight of the catalyst, 0.5-5.0 wt % fluorine, 2.5-6.0 wt % nickel oxide, 10-38 w...	10/26/1999
5954944	Process for hydrocracking heavy distillate oil under middle pressure A process for producing middle distillates by hydrocracking a heavy distillate oil under middle pressure uses a hydrofining catalyst and a hydrocracking catalyst in series and once-through operation. The once-through volume conversion to 350° C.--product...	09/21/1999
5951963	Phosphorous containing zeolite having MFI type structure The present invention discloses a phosphorus-containing zeolite having MFI type structure. The anhydrous composition (based on the mole ratios of oxides) of the above zeolite is 0.01-0.3Na2 O.Al2 O3.0.2-1.5P.sub.2 O5.30-90...	09/14/1999
5914290	Distillate hydrofining catalyst and a process for the preparation of the same The present invention discloses a hydrofining catalyst. The catalyst has the following composition based on the total weight of the entire catalyst composition: 1-5%(wt.) nickel oxide, 12-35% (wt.) tungsten oxide, 1-9% (wt.) fluorine, and the balancing am...	06/22/1999
5789640	Aromatic hydrocarbons alkylation and liquid-solid circulating fluidized bed for alkylation Disclosed is a process for continuous alkylation of aromatics or their derivatives in the presence of a solid acid catalyst in a liquid-solid circulating fluidized bed system, said system comprising a liquid-solid cocurrent upflow reactor, a sedimentation...	08/04/1998
5759950	Catalyst supported with noble metal(s) for the isomerization of alkylaromatics A catalyst supported with noble metal(s) for the isomerization of alkylaromatics consists of (1) 0.1-0.4 wt % of Pt or (2) 0.1-0.4 wt % of Pt or 0.2-0.8 wt % of Pd, 0.01-0.20 wt % of Re and 0.05-0.50 wt % of Sn as active component, and 10-60 wt % of a zeo...	06/02/1998
5744674	Catalyst and process for the conversion of heavy aromatics to light aromatics A catalyst for the preparation of benzene, toluene and xylene from C9+ heavy aromatics consists of zeolite ZSM-5 and γ- or η-Al2 O3 as carrier, Re, Sn and Pt or Pd supported on the carrier. Under the condition...	04/28/1998
5698723	Process for the preparation of bistriphenylsilyl chromate Disclosed is a process for the preparation of bistriphenylsilyl chromate, wherein triphenylchlorosilane, potassium dichromate and any one selected from alkali metal oxides, alkali hydroxides and alkali metal carbonates are reacted in, as solvent, a mixtur...	12/16/1997
5670037	Process for producing light olefins by catalytic conversion of hydrocarbons A process for producing light olefins, especially ethylene, propylene, isobutylene and isoamylene, together with high octane gasoline as by-product, comprises that petroleum hydrocarbons are contacted with phosphorus and rare earth containing high silica ...	09/23/1997
5600050	Zeolite catalyst for the liquid phase alkylation and transalkylation of benzene Disclosed is a modified zeolite catalyst for the liquid phase alkylation and transalkylation of benzene comprising 30 to 70% by weight of H-beta zeolite with a silicon to aluminium ratio of 20 to 40; 0.5 to 10% by weight of halogen; and γ-Al2 ...	02/04/1997

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Assignee: Research Institute of Petroleum Processing