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:
Mar. 16, 2021
Filed:
Sep. 04, 2017
Applicant:
Höganäs Germany Gmbh, Goslar, DE;
Inventors:
Gerhard Wedde, Bad Harzburg, DE;
Thomas Müller, Langelsheim, DE;
Assignee:
Höganäs Germany GmbH, Goslar, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G 47/00 (2006.01);
U.S. Cl.
CPC ...
C01G 47/00 (2013.01); C01P 2006/82 (2013.01);
Abstract
The present invention relates to a process for the production of ammonium perrhenate (APR), which includes the use of Ca(OH)2 and to ammonium perrhenate which can be obtained by the method according to the invention.