The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 29, 1977
Filed:
Jul. 02, 1975
Donald A Keyworth, HOuston, TX (US);
Jerome R Sudduth, Pasadena, TX (US);
Tenneco Chemicals, Inc., Saddle Brook, NJ (US);
Abstract
Liquid sorbents that are solutions in an aromatic hydrocarbon or halogenated aromatic hydrocarbon of a bimetallic salt complex having the generic formula M.sub.I M.sub.II X.sub.n.Aromatic, wherein M.sub.I is a Group I-B metal, M.sub.II is a Group III-A metal, X is halogen, n is the sum of the valences of M.sub.I and M.sub.II, and Aromatic is a monocyclic aromatic hydrocarbon or halogenated aromatic hydrocarbon having 6 to 12 carbon atoms and that contain as impurities polyalkylated aromatic compounds and/or olefin oligomers are purified by contacting them with an organic solvent in which the impurities are soluble and with which the liquid sorbents are immiscible. Suitable organic solvents include paraffinic hydrocarbons having 5 to 14 carbon atoms.