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:
Jan. 07, 2014
Filed:
Feb. 21, 2012
Applicants:
David James Muraskin, Knoxville, TN (US);
Sanjay Kumar Dube, Knoxville, TN (US);
Inventors:
David James Muraskin, Knoxville, TN (US);
Sanjay Kumar Dube, Knoxville, TN (US);
Assignee:
ALSTOM Technology Ltd, Baden, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01C 1/02 (2006.01); C01C 1/24 (2006.01); C01C 1/242 (2006.01); B01D 19/00 (2006.01); B01D 53/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
Processes for recovering ammonia from an ammonium sulfate stream include reacting the ammonia sulfate stream with a lime slurry to form a slurry comprising calcium sulfate and ammonia; providing the slurry comprising calcium sulfate and ammonia to a stripper configured to recover the ammonia from the slurry; utilizing a heat source from a chilled ammonia process to the stripper; and extracting an ammonia vapor stream from the stripper. Also disclosed are systems for performing the processes.