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Class Information
Number: 585/324
Name: Chemistry of hydrocarbon compounds > Plural serial diverse syntheses > To produce unsaturate
Description: Subject matter in which the ultimate product or an intermediate product, produced by at least two diverse conversions, is noncyclic and contains olefinic unsaturation.

Sub-classes under this class:

Class Number Class Name Patents
585/325 Having triple bond 29
585/328 Including displacement from nonhydrocarbon by entire hydrocarbon molecule, e.g., growth reaction, etc. 44
585/329 Including polymerization of olefin 233
585/326 Polyolefin 92

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

Patent Number Title Of Patent Date Issued
5567860 High purity tertiary olefin process using removal of secondary ethers Oct. 22, 1996
5523502 Flexible light olefins production Jun. 4, 1996
5516960 Process for producing hydrocarbon fuels May. 14, 1996
5506365 Process and apparatus for fluidized-bed hydrocarbon conversion Apr. 9, 1996
5498811 Process for producing gasolines and jet fuel from n-butane Mar. 12, 1996
5491275 Process for the dehydrogenation of paraffinic hydrocarbons Feb. 13, 1996
5491274 Process and device for catalytic dehydrogenation of a c.sub.2+ paraffinic charge comprising a self-cooling system Feb. 13, 1996
5489725 Process and device for catalytic dehydrogenation of a C.sub.2+ paraffinic charge comprising means for inhibiting the freezing of water in the effluent Feb. 6, 1996
5489724 High pressure drop endothermic process Feb. 6, 1996
5481057 Alkylation with activated equilibrium FCC catalyst Jan. 2, 1996
5472596 Integrated fluid coking paraffin dehydrogenation process Dec. 5, 1995
5446224 Integrated process for producing iso-butene and alkyl tert-butyl ethers Aug. 29, 1995
5434327 Process for dimerizing propylene and for converting hexenes into ethers Jul. 18, 1995
5430221 Process for isomerizing olefins in gasoline streams Jul. 4, 1995
5430209 Process for the catalytic dehydrogenation of alkanes to alkenes with simultaneous combustion of hydrogen Jul. 4, 1995
5430210 Selective hydrogen combustion processes Jul. 4, 1995
5414179 Method for controlling the feed composition to a process for polymerizing isobutylene May. 9, 1995
5414172 Naphtha upgrading May. 9, 1995
5406011 Process for the dehydrogenation of paraffinic hydrocarbons Apr. 11, 1995
5382743 Skeletal isomerization of n-pentenes using ZSM-35 in the presence of hydrogen Jan. 17, 1995
5371308 Process for the preparation of lower olefins Dec. 6, 1994
5365006 Process and apparatus for dehydrogenating alkanes Nov. 15, 1994
5338889 Alkane rejection in C.sub.4 etherification and isomerization process Aug. 16, 1994
5300718 Olefin conversion process Apr. 5, 1994
5300715 Olefin process with removal of aromatic by-products Apr. 5, 1994
5292976 Process for the selective conversion of naphtha to aromatics and olefins Mar. 8, 1994
5288934 Process for the conversion of polymers Feb. 22, 1994
5276231 Alkylaromatic process with removal of aromatic by-products Jan. 4, 1994
5264635 Selective cracking and etherification of olefins Nov. 23, 1993
5254789 Process for isomerizing olefins in gasoline streams Oct. 19, 1993
5254764 Integrated process for producing iso-butene and alkyl tert-butyl ethers Oct. 19, 1993
5254748 Methyl-tertiary ether production Oct. 19, 1993
5254790 Integrated process for producing motor fuels Oct. 19, 1993
5245094 Increasing catalyst life and improving product linearity in the alkylation of aromatics with linear olefins Sep. 14, 1993
5237115 Integrated olefin processing Aug. 17, 1993
5191131 Process for preparation of lower aliphatic hydrocarbons Mar. 2, 1993
5177281 Double bond isomerization of 1-olefin containing feeds using ZSM-22, ZSM-23 or ZSM-35 Jan. 5, 1993
5177301 Method of separating isobutylene from a C-4 hydrocarbon fraction using a heteropoly acid on an inert support Jan. 5, 1993
5167795 Process for the production of olefins and aromatics Dec. 1, 1992
5160424 Hydrocarbon cracking, dehydrogenation and etherification process Nov. 3, 1992
5159127 Process for converting paraffins to alpha olefins Oct. 27, 1992
5157192 Conversion of tertiary alcohols to C8+ olefins Oct. 20, 1992
5120894 Olefin conversion process Jun. 9, 1992
5113023 Removal of linear internal olefins from steam active dehydrogenation recycle stream May. 12, 1992
5105024 Process for concurrently producing propylene and methyltertiarybutyl ether Apr. 14, 1992
5100533 Process for production of iso-olefin and ether Mar. 31, 1992
5100534 Hydrocarbon cracking and reforming process Mar. 31, 1992
5093540 Process for selectively converting linear paraffins to linear alpha olefins Mar. 3, 1992
5082986 Process for producing lube oil from olefins by isomerization over a silicoaluminophosphate catalyst Jan. 21, 1992
5068478 Producing alkenes and alkynes from alkanes and alkenes Nov. 26, 1991

1 2 3 4 5 6 7 8

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