Resources Contact Us Home
Browse by Category: Main > Chemistry
Class Information
Number: 585/851
Name: Chemistry of hydrocarbon compounds > Purification, separation, or recovery > By addition of extraneous agent, e.g., solvent, etc. > Group iii nontransition element-containing
Description: Subject matter wherein an extraneous agent contains boron, aluminum, gallium, indium, or thallium or a compound thereof.

Sub-classes under this class:

Class Number Class Name Patents
585/852 Al 46

Patents under this class:

Patent Number Title Of Patent Date Issued
8669407 Method of isolating linear butenes from a mixed hydrocarbon feed Mar. 11, 2014
7956230 Reduction of organic halide contamination in hydrocarbon products Jun. 7, 2011
6184315 Process for polymerization in the presence of alpha olefins Feb. 6, 2001
5789646 Process for the purification of medium-chain olefins Aug. 4, 1998
5378783 Dicyclopentadiene activation method and polymerization composition Jan. 3, 1995
5371313 Purification of hydrocarbon streams Dec. 6, 1994
5322927 Method for producing polymers Jun. 21, 1994
5220100 Method of removing lithium compounds from a polymer Jun. 15, 1993
5120901 Olefin purification process Jun. 9, 1992
5095172 Olefin purification process Mar. 10, 1992
5057644 Process for the purification of alpha olefins Oct. 15, 1991
4527004 Purification of olefins by boron trifluoride-alcohol treatment Jul. 2, 1985
4455446 Method of removal of COS from propylene Jun. 19, 1984
4091045 Process for the purification of liquid sorbents that comprise bimetallic salt complexes May. 23, 1978

  Recently Added Patents
Method and system to generate finite state grammars using sample phrases
Method, apparatus, and manufacture for adaptation of video encoder tuning parameters
Liquid formulations of carboxamide arthropodicides
System and apparatus for control of published content
Business card assembly
Low drop-out regulator providing constant current and maximum voltage limit
Moving picture decoding device and moving picture decoding method
  Randomly Featured Patents
Information recording apparatus
Quinoline derivatives and quinazoline derivatives having azolyl group
Semiconductor memory device technical field
Combine harvester processing system having adjustable members
Method for manufacturing probe structure
Electronic system with APC
Process for producing sodium carboxymethylcellulose
Method and apparatus for inspecting circuit boards
Chuck assembly