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:
Nov. 10, 1992
Filed:
Nov. 30, 1988
Applicant:
Inventors:
Yu-Chih Chiao, Bridgewater, NJ (US);
Frederick P Chlanda, Rockaway, NJ (US);
Krishnamurthy N Mani, Basking Ridge, NJ (US);
Assignee:
Allied-Signal Inc., Morris Township, Morris County, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
2041824 ; 2041823 ; 2041825 ; 204301 ;
Abstract
A method of separating acid from an aqueous feed stream comprising acid and salt. The method is conducted in an apparatus comprising a bipolar membrane between at least one first anion membrane and at least one second anion membrane.