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Class Information
Number: 502/79
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Zeolite or clay, including gallium analogs > Faujasite type (e.g., x or y, etc.)
Description: Composition in which a zeolite is characterized by having a silica to alumina ratio of about 2.5 to about 7 and a very open framework, comprising truncated octahedra (B cages) characteristic of sodalite linked by hexagonal prisms forming super cages, and a pore size of approximately 60 to 15° A.

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
5464527 Hydrocracking process for producing middle distillates Nov. 7, 1995
5464467 Adsorptive separation of nitrogen from other gases Nov. 7, 1995
5457268 Selective oxidation catalysts for halogenated organics Oct. 10, 1995
5447709 Process for the synthesis of zeolites belonging to the faujasite structural family Sep. 5, 1995
5441557 Enhanced gas separations and zeolite compositions therefor Aug. 15, 1995
5439860 Catalyst system for combined hydrotreating and hydrocracking and a process for upgrading hydrocarbonaceous feedstocks Aug. 8, 1995
5424262 Fluidized cracking catalyst with in situ metal traps Jun. 13, 1995
5419891 Zinc cation exchanged lithium X-zeolite for nitrogen adsorption May. 30, 1995
5401488 Substitution of Sn in place of Al in the framework of molecular sieve via treatment with fluoride salts Mar. 28, 1995
5395809 Modified microsphere FCC catalysts Mar. 7, 1995
5393511 Synthesis of zeolites of faujasite structure Feb. 28, 1995
5393410 Hydrocarbon conversion processes and catalysts used therein Feb. 28, 1995
5389357 Modified crystalline aluminosilicate zeolites and process for their preparation Feb. 14, 1995
5385717 Process for the synthesis of zeolites having an aluminosilicate framework belonging to the faujasite structural family, products obtained and their use in adsorption and catalysis Jan. 31, 1995
5378670 Phosphorus zeolites/molecular sieves Jan. 3, 1995
5369070 Zeolite Y-based catalytic composition which can be used in treating oxygenated effluent containing nitrogen oxides, its preparation and process for use Nov. 29, 1994
5358917 Hydrocarbon conversion catalyst Oct. 25, 1994
5356846 Hydrorefining catalyst containing ruthenium sulphide, its synthesis and hydrorefining process using the said catalyst Oct. 18, 1994
5350728 Method of preparing a solid mass for mercury recovery Sep. 27, 1994
5316993 Molded bodies containing dealuminated zeolite Y and the process for their production May. 31, 1994
5312792 Catalytic compositions May. 17, 1994
5308814 Distillate hydrogenation catalyst May. 3, 1994
5306683 Transition metal sulfide loaded catalyst Apr. 26, 1994
5304601 Catalysts based on a faujasite and its application Apr. 19, 1994
5288396 Hydrocracking process using a catalyst selective for making middle distillates Feb. 22, 1994
5273945 Zeolite catalyst of hexagonal structure and its application Dec. 28, 1993
5262371 Alkylene oxide isomerization process and catalyst Nov. 16, 1993
5262141 Insertion of silicon into the crystal framework of a zeolite Nov. 16, 1993
5258341 Yttrium containing zeolite Y cracking catalyst Nov. 2, 1993
5256828 Heterogeneous catalyst for alkoxylation of alcohols Oct. 26, 1993
5242677 Stable zeolite of low unit cell constant and method of making same Sep. 7, 1993
5238675 Gallium zeolites Aug. 24, 1993
5234876 Thermally stable chromium-exchanged zeolites and method of making same Aug. 10, 1993
5232675 Rare earth-containing high-silica zeolite having penta-sil type structure and process for the same Aug. 3, 1993
5227352 Catalyst composition for catalytic cracking of hydrocarbon oil and process for producing the same Jul. 13, 1993
5223240 Method of preparing zeolite Y Jun. 29, 1993
5211929 Process for the thermal activation of zeolites and resultant products May. 18, 1993
5200376 Catalysts for oxyhydrochlorination of methane Apr. 6, 1993
5190903 Low acidity Y zeolite Mar. 2, 1993
5182243 Process for preparing fluidized cracking catalysts from equilibrium fluidized cracking catalysts Jan. 26, 1993
5179052 One step synthesis of metyl t-butyl ether from 5-butanol using fluorosulfonic acid-modified zeolite catalysts Jan. 12, 1993
5174979 Mixed ion-exchanged zeolites and processes for the use thereof in gas separations Dec. 29, 1992
5167942 Methods for the preparation of molecular sieves, including zeolites, using metal chelate complexes Dec. 1, 1992
5160033 Octane gasoline catalyst and process using same in a hydrocracking process Nov. 3, 1992
5159128 Process for cracking paraffins to olefins Oct. 27, 1992
5147526 Distillate hydrogenation Sep. 15, 1992
5143878 Zeolite treating process Sep. 1, 1992
5141737 Iron-containing aluminosilicate Aug. 25, 1992
5139984 Faujasite-type aluminosilicates, a method of producing the same, and hydrocracking catalysts for heavy hydrocarbon oils Aug. 18, 1992
5124293 Catalyst for aromatization of light hydrocarbons Jun. 23, 1992

1 2 3 4 5 6 7 8 9 10 11

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