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:
Jun. 28, 2011
Filed:
Nov. 03, 2005
Applicants:
Armin Diefenbacher, Germersheim, DE;
Hartwig Voss, Frankenthal, DE;
Reinhard Schneider, Fussgönheim, DE;
Inventors:
Armin Diefenbacher, Germersheim, DE;
Hartwig Voss, Frankenthal, DE;
Reinhard Schneider, Fussgönheim, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 17/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a process for the preparation of sodium dithionite, comprising the steps