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:
Oct. 24, 2023
Filed:
Aug. 22, 2017
Applicant:
K+s Aktiengesellschaft, Kassel, DE;
Inventors:
Guido Baucke, Schenklengsfeld OT Wippershain, DE;
Armin Dietrich, Weissenborn, DE;
Stefan Dressel, Kassel, DE;
Sebastian Kopf, Bad Salzungen, DE;
Paul Meissner, Magdeburg, DE;
Wolfgang Walczyk, Heringen OT Herfa, DE;
Ludger Waldmann, Telgte, DE;
Assignee:
K+S Aktiengesellschaft, Kassel, DE;
Primary Examiner:
Int. Cl.
CPC ...
C01D 3/22 (2006.01); C01D 3/26 (2006.01); C05D 1/02 (2006.01); C05D 1/00 (2006.01); C05G 3/20 (2020.01); C05G 5/40 (2020.01); C05G 3/30 (2020.01);
U.S. Cl.
CPC ...
C01D 3/22 (2013.01); C01D 3/26 (2013.01); C05D 1/005 (2013.01); C05D 1/02 (2013.01); C05G 3/20 (2020.02); C05G 3/30 (2020.02); C05G 5/40 (2020.02); C01P 2006/21 (2013.01);
Abstract
A method for producing potassium chloride granulates from a crystalline potassium chloride raw material. The potassium chloride raw material is treated, prior to granulation, with at least one alkali metal carbonate and at least one phosphate additive selected from alkali metal monophosphates, alkali metal pyrophosphates, linear alkali metal polyphosphates and mixtures thereof, in the presence of water.