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. 03, 1982
Filed:
Apr. 23, 1981
Applicant:
Inventor:
Utah Tsao, Jersey City, NJ (US);
Assignee:
The Lummus Company, Bloomfield, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01C / ;
U.S. Cl.
CPC ...
423356 ; 423358 ; 423420 ; 423438 ; 203 96 ; 2604 / ; 2604 / ;
Abstract
In stripping ammonia and carbon dioxide from an aqueous ammonium carbonate solution including organic ammonium salts, inorganic base is introduced into the column at a point below the point of the feed introduction and above the column bottom to liberate ammonia from the ammonium salts and thereby produce a bottoms of reduced ammonium content.