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Class Information
Number: 585/500
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis
Description: Subject matter in which a hydrocarbon molecule is produced which has no ring configuration and is less than saturated with hydrogen, that is, is having less hydrogen than the formula CnH2n
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 585/502 |
By addition of entire unsaturated molecules, e.g., polymerization, etc. |
115 |
| 585/643 |
By alkyl transfer, e.g., disproportionation, etc. |
133 |
| 585/648 |
By c content reduction, e.g., cracking, etc. |
307 |
| 585/654 |
By dehydrogenation |
370 |
| 585/637 |
By displacement of hydrocarbon radical by hydrocarbon molecule |
24 |
| 585/664 |
By double-bond-shift isomerization |
128 |
| 585/671 |
By skeletal isomerization |
187 |
| 585/601 |
Diolefin product |
55 |
| 585/638 |
From nonhydrocarbon feed |
268 |
| 585/600 |
Product having more than two double bonds |
54 |
| 585/534 |
Triple-bond product |
66 |
| 585/636 |
Using apparatus of recited composition |
22 |
| 585/634 |
With heat conservation or using solid or molten inert heat carrier, e.g., regenerative furnace, etc. |
33 |
| 585/501 |
With measuring, sensing, testing, or synthesis operation control responsive to diverse condition |
28 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618544 |
Fiber film reactors to effect separation and reaction between two immiscible reaction components |
Nov. 17, 2009 |
| 7538250 |
Pyrene compound and organic light emitting device |
May. 26, 2009 |
| 7534340 |
Process for the preparation of middle distillates and lube bases starting from synthetic hydrocarbon feedstocks |
May. 19, 2009 |
| 7453019 |
Conversion process |
Nov. 18, 2008 |
| 7381853 |
Production of higher olefins |
Jun. 3, 2008 |
| 7250543 |
Preparation of catalyst and use for high yield conversion of methane to ethylene |
Jul. 31, 2007 |
| 7250150 |
Chemical reactor with pressure swing adsorption |
Jul. 31, 2007 |
| 7235510 |
Catalysts |
Jun. 26, 2007 |
| 7166267 |
Solid solutions, applicable as catalysts, with perovskite structure comprising noble metals |
Jan. 23, 2007 |
| 7160834 |
Soluble group-10 .alpha.-diimine catalyst precursors, catalysts and methods for dimerizing and oligomerizing olefins |
Jan. 9, 2007 |
| 7087794 |
Oxygenate conversion in the presence of highly unsaturated compounds |
Aug. 8, 2006 |
| 7074971 |
Recovery of ethylene and propylene from a methanol to olefin reaction system |
Jul. 11, 2006 |
| 7025872 |
Process for obtaining a feedstock that can be used in an etherification unit |
Apr. 11, 2006 |
| 6943275 |
Process of preparing a disubstituted 9-alkylidenefluorene or a derivative thereof |
Sep. 13, 2005 |
| 6903042 |
Catalytic composition and process for oligomerizing ethylene, in particular to 1-hexene |
Jun. 7, 2005 |
| 6696614 |
Catalyst for steam cracking reactions and related preparation process |
Feb. 24, 2004 |
| 6483000 |
Process for the manufacture in pure form of 1-pentene or an alpha-olefin lower than 1-pentene |
Nov. 19, 2002 |
| 6478851 |
Ethylene treatment by gas permeation |
Nov. 12, 2002 |
| 6384291 |
Oligomerization catalyst system and method of making and method of using such catalyst system in the oligomerization of olefins |
May. 7, 2002 |
| 6281378 |
Vanadium-containing catalysts, process for manufacturing and use of the same |
Aug. 28, 2001 |
| 6262172 |
Method for preparing a carbonized resin DNA immunoadsorbent |
Jul. 17, 2001 |
| 6255548 |
Process for selective hydrogenation of unsaturated compounds |
Jul. 3, 2001 |
| 6121433 |
Oligomeric compounds having nitrogen-containing linkages |
Sep. 19, 2000 |
| 6096934 |
Oxidative coupling of methane with carbon conservation |
Aug. 1, 2000 |
| 6031145 |
Catalytic composition and process for oligomerising ethylene in particular to 1-butene and/or 1-hexene |
Feb. 29, 2000 |
| 6013850 |
Process for the preparation of low molecular weight alpha olefins |
Jan. 11, 2000 |
| 6008426 |
Process for catalytic conversion of olefins |
Dec. 28, 1999 |
| 6002059 |
Process for upgrading natural gas |
Dec. 14, 1999 |
| 5994594 |
Process for producing an alpha olefin, a tertiary olefin and/or an ether from an unsaturated hydrocarbon cut |
Nov. 30, 1999 |
| 5959170 |
Methane conversion process |
Sep. 28, 1999 |
| 5942104 |
Alumina source for non-zeolitic molecular sieves |
Aug. 24, 1999 |
| 5910619 |
Process for producing .alpha.-olefin oligomers |
Jun. 8, 1999 |
| 5892007 |
Method and means for oligonucleotide separation |
Apr. 6, 1999 |
| 5849970 |
Materials and methods for the bacterial production of isoprene |
Dec. 15, 1998 |
| 5817904 |
Method for the conversion of methane into longer chain hydrocarbons |
Oct. 6, 1998 |
| 5763726 |
C.sub.4 /C.sub.5 olefin skeletal isomerization process |
Jun. 9, 1998 |
| 5763722 |
Method for the methane chemical conversion into C.sub.2 hydrocarbons |
Jun. 9, 1998 |
| 5750821 |
Method for oxidative coupling of methane comprising catalytic cracking |
May. 12, 1998 |
| 5698752 |
Selective hydrogenation process |
Dec. 16, 1997 |
| RE35632 |
Methane conversion process |
Oct. 14, 1997 |
| RE35633 |
Methane conversion process |
Oct. 14, 1997 |
| 5650548 |
Olefin oligomerization process |
Jul. 22, 1997 |
| 5648582 |
Stable, ultra-low residence time partial oxidation |
Jul. 15, 1997 |
| 5633420 |
Olefin oligomerization process |
May. 27, 1997 |
| 5625107 |
Catalyst for conversion of methane to ethylene, preparation thereof, and process for manufacturing ethylene using said catalyst |
Apr. 29, 1997 |
| 5600054 |
Process for the skeleton isomerization of linear olefins |
Feb. 4, 1997 |
| 5599510 |
Catalytic wall reactors and use of catalytic wall reactors for methane coupling and hydrocarbon cracking reactions |
Feb. 4, 1997 |
| 5596115 |
Compounds of rhenium and aluminium, preparation thereof and use thereof as catalysts |
Jan. 21, 1997 |
| 5569800 |
Electrophotographic photoconductor, pyrene-ring-containing olefin compound for use in the same, intermediate for synthesizing the olefin compound, and method of synthesizing the olefin compoun |
Oct. 29, 1996 |
| 5563307 |
Fluid mixtures of methylidene- or methyl-substituted linear hydrocarbons and derivatives thereof |
Oct. 8, 1996 |
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