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:
Aug. 05, 1986
Filed:
Apr. 25, 1985
Applicant:
Inventor:
Chung-Yuan Lin, Northford, CT (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210690 ; 210906 ;
Abstract
A method is disclosed for removing certain contaminant phospholene and phospholane oxides or sulfides from organic fluid or fluid mixtures wherein the fluid or fluid mixture is contacted with a cation exchange resin insoluble in the mixture at a temperature of from about 20.degree. C. to about 100.degree. C.