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. 30, 2016
Filed:
Sep. 28, 2012
Applicant:
Lanxess Deutschland Gmbh, Cologne, DE;
Inventors:
Assignee:
LANXESS Deutschland GmbH, Cologne, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C 1/22 (2006.01); C09C 1/24 (2006.01); C01G 49/00 (2006.01); C01G 49/06 (2006.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
C01G 49/06 (2013.01); B82Y 30/00 (2013.01); C09C 1/24 (2013.01); C01P 2004/64 (2013.01); C01P 2006/12 (2013.01); C01P 2006/80 (2013.01); Y10T 428/2982 (2015.01);
Abstract
The present invention relates to an improved process for the production of finely divided haematite and of iron oxide red pigments made up of the finely divided haematite and the use of the finely divided haematites and iron oxide red pigments produced by this process.