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7344633 Process to prepare a base oil having a high saturates content  
A process to prepare a base oil having a saturates content of more than 90 wt %, a sulphur content of less than 0.03 wt %, and, a viscosity index of between 80 and 120 from a solvent refined base...
7326332 Multi component catalyst and its use in catalytic cracking  
A multi component catalyst and catalytic cracking process for selectively producing C 3 olefins. The catalyst comprises a first molecular sieve having an intermediate pore size, a second molecular...
7261807 Fluid cat cracking with high olefins production  
The propylene production of a fluid catalytic cracking unit employing a large pore zeolite cracking catalyst, produces more propylene by adding a naphtha cracking riser and a medium pore zeolite...
7151199 Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts  
Hydrocarbon or oxygenate conversion process in which a feedstock is contacted with a non zeolitic molecular sieve which has been treated to remove most, if not all, of the halogen contained in the...
6998037 Use of zeolite ITQ-21 in the catalytic cracking of organic compounds  
The present invention relates to the use of zeolite ITQ-21 in a process of catalytic cracking of organic compounds. In said cracking process the zeolite ITQ-21 can be present in the catalyst as the...
6984310 Alumina having bimodal pore structure, catalysts made therefrom and processes using same  
Alumina having a pore structure characterized by the absence of macropores, no more than 5% of the total pore volume in pores greater than 350 Å, a high pore volume (greater than 0.8 cc/g...
6797155 Catalytic cracking process using a modified mesoporous aluminophosphate material  
A process for catalytic cracking of a hydrocarbon feedstock comprises contacting the feedstock with a catalyst composition comprising a primary cracking component, such as zeolite Y, and a...
6562231 Catalyst composition and processes therefor and therewith  
A composition comprises silicon, aluminum, zirconium, and boron. A process for producing the composition comprises contacting a silicon compound, an aluminum compound, a zirconium compound, and a...
6538169 FCC process with improved yield of light olefins  
An FCC process for obtaining light olefins comprises contacting a hydrocarbon feed stream with blended catalyst comprising regenerated catalyst and coked catalyst. The catalyst has a composition...
6388161 Production of olefins  
A process for cracking an olefin-rich hydrocarbon feedstock which is selective towards propylene in the effluent, the process comprising contacting a hydrocarbon feedstock containing one or more...
6340430 Distillate dewaxing process  
A hydrotreating process is presented for both dewaxing the diesel fraction and reducing the aromatic content of kerosene fraction of a distillate boiling range feed stream. The feed stream is...
6306286 IM-5 phosphorus zeolite, catalytic composition, its preparation and its use in catalytic cracking  
An IM-5 zeolite that is modified by adding phosphorus that is optionally dealuminified, preferably in aluminosilicic form, and that contains at most 10% by weight of phosphorus, a composition that...
6300537 Method for the use of new silicoaluminophosphas having an AEL structure to convert naptha to C2 to C4 olefins  
Disclosed are silicoaluminates (SAPOs) having unique silicon distributions, a method for their preparation and their use as naphtha cracking catalysts. More particularly, the new SAPOs have a high...
6288298 Naphtha cracking utilizing new catalytic silicoaluminophosphates having an AEL structure  
Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions, a method for their preparation and their use as catalysts for the catalytic cracking of hydrocarbon feedstocks....
6238550 Silicoaluminophosphates having AEL structure, a method for their preparation and their use as catalysts for the hydroprocessing of hydrocarbon feedstocks  
Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions, a method for their preparation and their use as catalysts for the hydroprocessing of hydrocarbon feedstocks. More...
6222087 Catalytic production of light olefins rich in propylene  
A hydrocarbon feed containing C 4 - C 7 olefins and/or paraffins is converted to light olefins, by contacting the feed with a catalyst containing ZSM-5 and/or ZSM-11, having an initial silica to...
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...
6160191 Hydrocarbon conversion using large crystal zeolite catalyst  
A process for converting hydrocarbons by contacting a hydrocarbon feedstream under hydrocarbon conversion conditions with a large crystal zeolite catalyst. The large crystal zeolite of the catalyst...
6110357 Passivated catalysts for cracking process  
A zeolite-containing cracking catalyst is passivated with compounds of boron and zirconium, and preferably also antimony. The thus-passivated cracking catalyst is employed in a process for...
6080303 Zeolite catalyst activity enhancement by aluminum phosphate and phosphorus  
The present invention provides a process for improving the catalytic activity of small and medium pore acidic zeolite catalyst which comprises the steps of treating a zeolite with a phosphorus...
6004454 Hydrocracking of heavy oil and residuum with a dispersing-type catalyst  
This invention discloses a dispersing-type catalyst for catalytic hydrocring of heavy oil and residuum, the preparation method thereof and a suspension bed hydrocracking process for hydrocracking...
5997728 Catalyst system for maximizing light olefin yields in FCC  
A process for catalytically cracking a heavy feed in an FCC unit, with large amounts of shape selective cracking additive is disclosed. The catalyst inventory preferably contains at least 10 wt %...
5993645 Catalyst for cracking oil feedstocks contaminated with metal  
A calcined cracking catalyst comprising zeolite crystals in an inorganic oxide matrix and containing less than about 0.75% Na 2 O and, from 0.1 to 10% P expressed as P 2 O 5 , the cracking...
5993644 Base stock lube oil manufacturing process  
A process is provided for preparing high quality Group II and Group III lubricating base oils from a sulfur containing feedstock using mild hydrotreating followed by isomerization/dewaxing followed...
5972205 FCC process using binary molecular sieves having a core and shell of different structures and compositions  
Disclosed is a novel binary sieve catalyst useful for olefin upgrading and fluid catalytic cracking which comprises a crystalline zeolite metallosilicate core and a shell selected from an...
5972204 Phosphorous-containing zeolite with structural type CON, its preparation and its use for catalytic cracking  
A phosphorous-containing zeolite with structural type CON in its aluminosilicate or borosilicate form contains at most 10% by weight of phosphorous. A process for its preparation is described,...
5972203 Hydrocarbon conversion catalyst and its use  
There is provided catalysts and conversion processes for converting hydrocarbons using the catalysts. The catalysts comprises a first alumino-phosphospho-molecular sieves and a binder comprising a...
5968343 Hydrocarbon conversion catalyst composition and processes therefor and therewith  
A catalyst composition and a process for converting a hydrocarbon stream such as, for example, gasoline to olefins and C 6 to C 8 aromatic hydrocarbons such as toluene and xylenes are disclosed....
5954947 Process for mild hydrocracking of petroleum cuts using a catalyst containing at least two dealuminated Y zeolites  
A mild hydroconversion process for petroleum cuts using a catalyst comprising at least one matrix, at least one Y zeolite with a lattice parameter which is in the range 24.15 Å to 24.38 Å (1...
5942104 Alumina source for non-zeolitic molecular sieves  
This invention provides a method for preparing non-zeolitic molecular sieves using inexpensive reagents and at lower manufacturing cost. The method includes using a low density, small size...
5928501 Process for upgrading a hydrocarbon oil  
A process for treating a hydrocarbon oil feed to reduce total acid number (TAN) and increase API gravity employs a catalyst which includes one or more metals of non-noble Group VIII of the periodic...
5888378 Catalytic cracking process  
A process for catalytic cracking of a hydrocarbon feedstock feeds to produce an enhanced yield of C 3 to C 5 olefins comprises contacting the feedstock with a catalyst composition comprising a...
5833840 Hydrocarbon conversion process using zeolite Beta catalyst  
A catalyst composition which comprises a crystalline metallosilicate having the structure of zeolite Beta, phosphorus and a matrix that is substantially free of crystalline aluminum phosphate which...
5833837 Process for dewaxing heavy and light fractions of lube base oil with zeolite and sapo containing catalysts  
An integrated process is provided for preparing a dewaxed heavy lube base oil product and a dewaxed light lube base oil product from a waxy feedstock. The process includes separating the waxy...
5827421 Hydroconversion process employing catalyst with specified pore size distribution and no added silica  
A process for hydrotreating a charge hydrocarbon feed containing components boiling above 1000° F. and sulfur, metals, and carbon residue, to provide product containing decreased levels of...
5762902 Catalyst comprising a faujasite type zeolite and a ton type zeolite and a process for the hydroconversion of hydrocarbon petroleum feeds  
The invention concerns a composition comprising at least one matrix, at least one faujasite type zeolite and at least one TON type zeolite. The TON type zeolite can be Nu-10, THETA-1, KZ-2, or...
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...
5660716 Fluidized-bed catalytic cracking process for a hydrocarbon feedstock, particularly a feedstock with a high content of basic nitrogen compounds  
A fluidized-bed process for catalytic cracking of a hydrocarbon feedstock where the hydrocarbon feedstock, particularly a feedstock with a high content of basic nitrogen compounds, and a catalyst...
5618407 Catalytic cracking process utilizing a catalyst comprising aluminum borate and zirconium borate  
A process for catalytically cracking a hydrocarbon-containing oil employs a cracking catalyst comprising aluminum borate and zirconium borate.
5603821 Low-aluminum boron beta zeolite  
A crystalline low-aluminum boron beta zeolite is prepared using a diquaternary ion as a template.
5601699 Method for cracking hydrocarbons  
Methods for preparing phosphorus containing catalysts comprising a large-pore zeolite, e.g., zeolite Beta, zeolite ZSM-12, or zeolite ZSM-20, and a matrix which have improved attrition resistance....
5486284 Catalytic cracking with MCM-49  
This invention relates to use of MCM-49 in catalytic cracking. Large amounts of light olefins are produced.
5472922 Manufacture of improved catalyst  
Methods for preparing phosphorus containing catalysts comprising a large-pore zeolite, e.g., zeolite Beta, zeolite ZSM-12, or zeolite ZSM-20, and a matrix which have improved attrition resistance....
5472594 FCC process for producing enhanced yields of C.sub.4 /C.sub.5 olefins  
Disclosed is a process for converting a hydrocarbon charge to a product containing improved yields of C 4 /C 5 olefins with a reduction in the loss of gasoline yield which comprises: passing...
5456821 Catalytic conversion with improved catalyst  
A process is provided for converting feedstock hydrocarbon compounds over a catalyst composition which comprises a large-pore molecular sieve component and an additive catalyst component, said...
5453176 Process for preparing white oil containing a high proportion of isoparaffins  
A process is disclosed for producing an isoparaffin white oil by contacting a refinery stream, in the presence of hydrogen, with a catalyst comprising an intermediate pore size...
5449450 Hydrocarbon conversion process using a crystalline microporous metallo-zinc phosphate composition  
Hydrocarbon conversion processes are described which use novel microporous compositions. These compositions have a three-dimensional microporous framework structure of ZnO 2 , PO 2 and M'O 2 ...
5437781 Hydrocarbon conversion processes using crystalline silicoalumino phosphates: SAPO-36 and SAPO-56  
This invention relates to a hydrocarbon conversion process using a novel silicoaluminophosphate molecular sieves. These sieves are represented by the empirical formula: mR:(Si x Al y P z )O 2...
5389233 Metals passivation of cracking catalysts  
A zeolite-containing cracking catalyst is passivated with lithium sulfate and, preferably, at least one additional passivating agent (more preferably at least one antimony compound). The...
5366616 Hydrocarbon conversion process using a chromium substituted molecular sieve  
This invention relates to hydrocarbon conversion processes using novel molecular sieve compositions as the catalyst. These molecular sieves contain chromium in the framework structure along with...
Matches 1 - 50 out of 280 1 2 3 4 5 6 >