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:
Apr. 09, 1991
Filed:
Aug. 05, 1988
Applicant:
Inventor:
Robert P Shirtum, Freeport, TX (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427212 ; 134 17 ; 134 31 ; 134 33 ; 264-7 ; 264-8 ; 427420 ; 427425 ;
Abstract
A process for removing contaminants such as phenolic-containing dusts and mists from an inert gaseous process stream by contacting the gaseous stream with an aqueous alkali metal hydroxide solution whereby the contaminants react with the alkali metal hydroxide to produce alkali metal salts of the contaminant compounds and produce water soluble contaminant salts.