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Class Information
Number: 585/476
Name: Chemistry of hydrocarbon compounds > Aromatic compound synthesis > By ring opening, removal, degradation, or shift on chain or other ring
Description: Subject matter wherein the product has fewer rings than the feedstock or a ring attached to a multicarbon alkyl moiety or another ring becomes attached to a carbon of the moiety or ring different from the carbon to which attached in the feedstock.










Patents under this class:

Patent Number Title Of Patent Date Issued
7608747 Aromatics hydrogenolysis using novel mesoporous catalyst system Oct. 27, 2009
7563359 Integrated process to convert heavy oils from oil sands to petrochemical feedstock Jul. 21, 2009
7358411 Hydrocracking of diphenylalkanes Apr. 15, 2008
7151199 Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts Dec. 19, 2006
7041866 Solid-acid isomerization catalyst and process May. 9, 2006
6977322 Isomerization catalyst and processes Dec. 20, 2005
6900364 Method of recovering cumene May. 31, 2005
6133494 Catalyst composition comprising acid-base leached zeolites Oct. 17, 2000
6096193 Sulfur-tolerant aromatization catalysts Aug. 1, 2000
5885443 Reforming with selective multimetallic multigradient catalyst Mar. 23, 1999
5755956 Stable, high-yield reforming catalyst May. 26, 1998
5534656 Organic compound conversion with MCM-58 Jul. 9, 1996
5443715 Method for upgrading steam cracker tars Aug. 22, 1995
5215649 Method for upgrading steam cracker tars Jun. 1, 1993
5126461 Process for opening cyclopropane rings Jun. 30, 1992
5095160 Conversion of benzene to toluene Mar. 10, 1992
5003119 Manufacture of alkylbenzenes Mar. 26, 1991
4926000 Benzene conversion over ZSM-5 May. 15, 1990
4385194 Method for promoting aluminum chloride catalyzed isomerization of _sym-octahydrophenanthrene to sym-octahydroanthracene with aralkyl halide May. 24, 1983
4375570 Method of treating alpha-methylbenzyl alcohol dehydration residues Mar. 1, 1983
4255603 Dehydrocoupling of toluene Mar. 10, 1981
4234749 Catalytic oxidation/decarbonylation of polynuclear aromatic compounds Nov. 18, 1980
4198535 Process for producing linear unsaturated dimers of .alpha.-alkyl styrenes Apr. 15, 1980
4157950 Conversion of hydrocarbons Jun. 12, 1979
4152361 Production of cyclohexene May. 1, 1979
4139452 Process for producing benzene Feb. 13, 1979
4138411 Process for the isomerization of aromatic alkenyl compounds Feb. 6, 1979
4128473 Catalytic hydrotreating process Dec. 5, 1978
4123219 Chemical storage of radiant energy Oct. 31, 1978
4123469 Process for production of bicyclic compounds Oct. 31, 1978
4117020 Method of producing valuable alkylated aromatic hydrocarbons from tar Sep. 26, 1978
4101416 Process for hydrogenation of hydrocarbon tars Jul. 18, 1978
4090942 Process for producing benzene May. 23, 1978
4055582 Synthesis of nickel and palladium organophosphorus complexes Oct. 25, 1977
4053531 Steam reforming of polycyclic hydrocarbons Oct. 11, 1977
4031154 Benzene by hydrogenative dealkylation Jun. 21, 1977
3985640 Cracking with zeolite catalysts promoted with uranium or uranium plus silver Oct. 12, 1976
3984490 Phenylcyclohexane formed by cracking dicyclohexylbenzene Oct. 5, 1976
3959121 Hydrocarbon conversion with an acidic multimetallic catalytic composite May. 25, 1976
3959357 Method for continuously thermally decomposing synthetic macro-molecule materials May. 25, 1976











 
 
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