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, 2005
Filed:
Nov. 06, 2002
Applicants:
Juliane Meese-marktscheffel, Goslar, DE;
Viktor Stoller, Bad Harzburg, DE;
Armin Olbrich, Seesen, DE;
Wolfgang Mathy, Langelsheim, DE;
Michael Erb, Salzgitter, DE;
Inventors:
Juliane Meese-Marktscheffel, Goslar, DE;
Viktor Stoller, Bad Harzburg, DE;
Armin Olbrich, Seesen, DE;
Wolfgang Mathy, Langelsheim, DE;
Michael Erb, Salzgitter, DE;
Assignee:
H. C. Starck GmbH, Goslar, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C22B003/24 ;
U.S. Cl.
CPC ...
Abstract
A process for elution of rhenium adsorbed on strongly basic ion-exchange resins by means of highly concentrated aqueous hydrochloric acid solution is described, in which the ion-exchange resin is treated with aqueous solution containing an oxidizing agent.