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:
Jul. 16, 2024
Filed:
Jun. 29, 2017
Applicant:
Knauf Gips KG, Iphofen, DE;
Inventors:
Martin Halbach, Niederwerrn, DE;
Tong Liu, Tianjin, CN;
Assignee:
Knauf Gips KG, Iphofen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 14/36 (2006.01); B02C 19/00 (2006.01); C04B 18/167 (2023.01); C04B 20/02 (2006.01); C04B 28/14 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
B02C 19/0056 (2013.01); C04B 14/365 (2013.01); C04B 18/167 (2013.01); C04B 20/026 (2013.01); C04B 28/14 (2013.01); C04B 2111/0062 (2013.01);
Abstract
A method of producing a gypsum slurry for forming gypsum products, in particular gypsum boards, preferably gypsum paper boards, the method including the steps of: a) providing a gypsum paper product comprising a gypsum and a paper component, in particular a gypsum paper board, and/or broken parts thereof; b) wet grinding the gypsum paper product and/or the broken parts thereof containing at least parts of the paper component to form a wet ground gypsum paper component.