Matches 1 - 50 out of 351 1 2 3 4 5 6 7 8 >
Match Document Document Title
7361264 Mixed metal oxide additives  
The present invention is directed to methods for mitigating the deleterious effect of at least one metal on an FCC catalyst. This objective is achieved by using a mixed metal oxide compound...
7347930 Process for cracking hydrocarbon oils  
A novel process for cracking olefins including contacting a hydrocarbon oil with a catalyst in a riser reactor having multiple reaction zones under cracking reaction conditions; separating reaction...
7291259 Process for desulfurizing hydrocarbon fuels and fuel components  
Processes are disclosed for removing sulfur, including cyclic and polycyclic organic sulfur components such as thiophenes and benzothiophenes, from a hydrocarbon feedstock including fuels and fuel...
7125817 Combined cracking and selective hydrogen combustion for catalytic cracking  
A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises (1) at least one solid acid component, (2) at least one...
7122492 Combined cracking and selective hydrogen combustion for catalytic cracking  
A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises (1) at least one solid acid component, (2) at least one...
7025873 Use of cationic layered materials, compositions, comprising these materials, and the preparation of cationic layered materials  
Cationic layered materials, a process for their preparation and their use in hydrocarbon conversion, purification, and synthesis processes, such as fluid catalytic cracking. Cationic layered...
6923903 Gasoline sulfur reduction in fluid catalytic cracking  
The sulfur content of liquid cracking products, especially the cracked gasoline, of the catalytic cracking process is reduced by the use of a sulfur reduction catalyst composition comprising a...
6902665 Reduced NOx combustion promoter for use in FCC processes  
Compositions comprising a component containing (i) an acidic oxide support, (ii) an alkali metal and/or alkaline earth metal or mixtures thereof, (iii) a transition metal oxide having oxygen...
6852214 Gasoline sulfur reduction in fluid catalytic cracking  
The sulfur content of liquid cracking products, especially the cracked gasoline, of the catalytic cracking process is reduced by the use of a sulfur reduction additive comprising a porous molecular...
6846403 Gasoline sulfur reduction in fluid catalytic cracking  
The sulfur content of liquid cracking products, especially the cracked gasoline, of the catalytic cracking process is reduced by the use of a sulfur reduction catalyst composition comprising a...
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...
6790343 Sulfur transfer additive for catalytic cracking of hydrocarbons and a catalytic cracking process of hydrocarbons using the same  
The present invention relates to a sulfur transfer additive for catalytic cracking of hydrocarbons and a catalytic cracking process of hydrocarbons using the sulfur transfer additive, said additive...
6726834 Process for catalytic cracking of a hydrocarbon feed with a MFI aluminisilcate composition  
A process for catalytic cracking of a hydrocarbon feed, includes the steps of providing an initial hydrocarbon fraction; providing a catalyst comprising an aluminosilicate composition having an...
6635169 Method for reducing gasoline sulfur in fluid catalytic cracking  
The sulfur content of liquid cracking products, especially the cracked gasoline, of a catalytic cracking process is reduced by the use of a catalyst having a product sulfur reduction component...
6635168 Gasoline sulfur reduction catalyst for fluid catalytic cracking process  
The present invention is directed to certain catalyst compositions and processes that are capable of reducing sulfur compounds normally found as part of the gasoline fraction streams of fluid...
6497811 Reduction of sulphur content in FCC-naphtha  
The present invention comprises a composition for reducing the sulphur content in a hydrocarbon composition, wherein the composition comprises a hydrotalcite material, which has been impregnated...
6200464 FCC catalyst comprising coated zeolite particles  
An FCC catalyst containing zeolite particles at least 50% of the outer surface of which is coated with a layer of pre-formed inorganic oxide is used in fluidized catalytic cracking of hydrocarbon...
6165351 Silica bayerite/eta alumina  
A silica-containing bayerite alumina is prepared by reacting aluminum sulfate, sodium aluminate and sodium silicate at a pH of about 10.5 to 11.5, preferably in the presence of finely divided...
6143167 NO.sub.x reduction compositions for use in FCC processes  
Compositions comprising a component containing (i) an acidic oxide support, (ii) an alkali metal and/or alkaline earth metal or mixtures thereof, (iii) a transition metal oxide having oxygen...
6136290 IM-5 zeolite, a process for its preparation and catalytic applications thereof  
The invention concerns IM-5 zeolite with a chemical composition with the following formula, expressed in terms of the mole ratios of the oxides for the anhydrous state: 100XO 2 ,mY 2 O 3 , pR 2 /n...
6129833 Catalytic cracking with reduced emission of sulfur oxides  
Sulfur oxides are removed in the regenerator zone and rapidly released as H 2 S in the reactor zone of an FCC system employing a particulate SO x catalytic/absorbent comprising Cu and an alkali...
6090272 Process for converting a cracked gasoline using a zeolite-based catalyst material  
A process for producing catalyst compositions for converting a cracked gasoline feedstock to a product comprising incremental aromatics and lower olefins. The catalyst compositions produced...
6063262 Synthetic porous crystalline MCM-67, its synthesis and use  
This invention relates to a new synthetic porous crystalline material, designated MCM-67, a method for its preparation and use thereof in catalytic conversion of organic compounds. MCM-67 appears...
6048815 Zeolite material, a method of making such improved zeolite material and the use thereof in the conversion of non-aromatic hydrocarbons to aromatics and light olefins  
A novel high stability catalyst composition comprising a mixture of zeolite and zinc spinel that has been treated with a reducing gas under high temperature conditions, a method of making such high...
6010619 FCC process with zeolite and hydrotalcite  
Crystalline materials having increased mechanical strength and improved chemical properties are provided by incorporating carbonate by contact treatment with carbon dioxide (CO 2 ) to modify the...
5997730 Siliconized acid-treated zeolite containing zinc and boron used as a catalyst for converting hydrocarbons and method of making such catalyst  
A novel catalyst for the conversion of hydrocarbons comprising a material containing an acid treated zeolite, a boron component and a zinc component wherein the material is treated with a...
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...
5961818 Process for the production of LPG and high octane aromatic hydrocarbons from non-economically viable petroleum feed stock  
The present invention relates to a process for production of LPG and high octane aromatic hydrocarbon from non-economically viable petroleum feedstock, which comprises passing the same feedstock...
5723716 Method for upgrading waxy feeds using a catalyst comprising mixed powdered dewaxing catalyst and powdered isomerization catalyst formed into a discrete particle (LAW082)  
It has been discovered that waxy feeds can be upgraded using a catalyst made by combining powdered dewaxing catalyst with powdered isomerization catalyst said mixture of powdered catalysts being...
5656149 Hydrocarbon conversion processes using zeolite SSZ-41  
The present invention relates to new crystalline zeolite SSZ-41 which comprises oxides of (1) silicon or a mixture of silicon and germanium, and (2) zinc, said zinc being present in an amount from...
5603823 LA/ND-spinel compositions for metals passivation in FCC processes  
Catalytic cracking catalysts and additives which comprise a metals passivation component containing: 15-60 parts by weight MgO, 30-60 parts by weight Al 2 O 3 , and 10-30 parts by weight...
5520797 Fluid catalytic cracking with a zinc ferrite-containing catalyst  
A process for the fluid catalytic cracking of heavy fraction oils containing heavy metals such as Ni and V, which comprises withdrawing a portion of ferrite-containing catalyst particles...
RE35166 Catalyst  
The invention provides a catalyst composition useful in treating hydrocarbons contaminated with vanadium residues, the catalyst comprising a zeolite, a matrix and certain heavier alkaline earth...
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...
5384041 Composition for passivating vanadium in catalytic cracking and preparation thereof  
Disclosed is a vanadium trap for use in FCC which comprises a major amount of calcined kaolin clay, free magnesium oxide and an in situ formed magnesium silicate cement binder. Also disclosed are...
5382351 Zeolite octane additive-cracking process  
When a zeolite additive composition of a medium-pore zeolite with a Constraint Index from about 1 to about 12 and a silica to alumina mole ratio greater than about 12 is added to a conventional...
5364516 Catalytic cracking catalysts and additives  
Catalytic cracking catalysts/additives which comprise rare-earth, preferably lanthanum, oxide and/or oxychloride dispersed in an acid reacted metakaolin matrix. The catalysts/additives may be...
5336393 Process for catalytically converting organic compounds  
Catalytic conversion of organic compounds wherein catalysts come into contact with steam is performed efficiently by using a catalyst which comprises an MFI type zeolite having a ratio of SiO 2 ...
5324416 Increasing metal-tolerance of FCC catalyst by sulfur oxide removal  
An FCC catalyst system and a process using the catalyst system are disclosed. The catalyst system comprises a metal trap component, such as bastnaesite or barium titanate, and a sulfur oxide...
5318696 Catalytic conversion with improved catalyst catalytic cracking with a catalyst comprising a large-pore molecular sieve component and a ZSM-5 component  
A process is provided for converting feedstock hydrocarbon compounds over a catalyst composition which comprises a large-pore molecular sieve material and an additive catalyst composition...
5318694 FCC for producing low emission fuels from high hydrogen and low nitrogen and aromatic feeds  
A fluid catalytic cracking process for producing relatively low emissions fuels. The feedstock is exceptionally low in nitrogen and aromatics and relatively high in hydrogen and a 345° C.+...
5316656 Hydrocarbon conversion processes with molecular sieve agglomerates having improved transport properties  
Molecular sieve agglomerates exhibiting reduced pore mouth blockage and decreased diffusivity resistance to the internal sieve pores result from coating, prior to addition of a binding agent to the...
5314612 Fluid catalytic cracking process for producing low emissions fuels  
Disclosed is a fluid catalytic cracking process for producing low emissions fuels. The feedstock is exceptionally low in nitrogen and aromatics and relatively high in hydrogen. The catalyst is a...
5308475 Use of ZSM-12 in catalytic cracking for gasoline octane improvement and co-production of light olefins  
Heavy oils are subjected to catalytic cracking in the absence of added hydrogen using a catalyst containing a zeolite having the structure of ZSM-12 and a large-pore crystalline zeolite having a...
5302281 Method for catalytic cracking of petroleum hydrocarbons  
Middle distillates can be produced efficiently in high yields by catalytically cracking petroleum hydrocarbons by contacting the petroleum hydrocarbons at cracking conditions with a catalyst...
5300215 Catalytic cracking with a catalyst comprising a boron phosphate matrix  
A process is provided for converting feedstock hydrocarbon compounds over a catalyst composition which comprises a molecular sieve material and a boron phosphate-containing matrix. An embodiment of...
5286370 Catalytic cracking using a layered cracking catalyst  
A layered catalyst contains a core of at least one, and preferably three, molecular sieve components within a shell layer of reduced molecular sieve content. A preferred catalyst consists of a core...
5260240 Process for the demetallization of FCC catalyst  
A process is disclosed for passivating the reactivity of contaminant metals, such as nickel and vanadium, which have been deposited on a catalytic cracking catalyst, by adding to the cracking...
5259949 Process for vanadium capture in catalytic cracking utilizing an alcohol-treated strontium hydroxide additive  
A catalytic cracking composition comprising a physical blend of a cracking catalyst component with alcohol treated Sr(OH) 2 and alcohol is used to crack hydrocarbon-containing feedstocks that...
5234576 Iso-olefin production  
The present invention discloses a process for increasing the selectivity of the production of isobutylene in an admixture of C 4 olefins, in a process comprising producing isobutylene, with high...
Matches 1 - 50 out of 351 1 2 3 4 5 6 7 8 >