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. 06, 2021
Filed:
Oct. 08, 2019
Applicant:
Marsulex Environmental Technologies Corporation, Lebanon, PA (US);
Inventors:
Michael L. Mengel, Fredericksburg, PA (US);
Michael T. Hammer, Birdsboro, PA (US);
Barry W. Stolzman, Nazareth, PA (US);
Assignee:
Marsulex Environmental Technologies Corporation, Lebanon, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
C05D 1/02 (2006.01); B01D 9/00 (2006.01); C01D 5/00 (2006.01); B01J 14/00 (2006.01); C01G 21/14 (2006.01); C22B 3/00 (2006.01);
U.S. Cl.
CPC ...
C05D 1/02 (2013.01); B01D 9/0018 (2013.01); B01J 14/00 (2013.01); C01D 5/00 (2013.01); C01G 21/14 (2013.01); C22B 13/045 (2013.01); B01D 2009/0086 (2013.01);
Abstract
Systems and methods for producing potassium sulfate. Such a method involves providing an industrial waste material that includes at least one metal sulfate or a metal product that has been reacted with sulfuric acid to produce metal sulfates, and then reacting the metal sulfate with potassium carbonate to produce a byproduct that contains potassium sulfate.