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:
Oct. 02, 2007
Filed:
Nov. 22, 2004
Applicants:
Gabriele Unger, Brüssel, BE;
Hendrik Schönfelder, Mannheim, DE;
Otto Watzenberger, Mannheim, DE;
Hans-josef Sterzel, Dannstadt-Schauernheim, DE;
Klaus Kühling, Ellerstadt, DE;
Inventors:
Gabriele Unger, Brüssel, BE;
Hendrik Schönfelder, Mannheim, DE;
Otto Watzenberger, Mannheim, DE;
Hans-Josef Sterzel, Dannstadt-Schauernheim, DE;
Klaus Kühling, Ellerstadt, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Iron pentacarbonyl is prepared by reacting iron with carbon monoxide in suspension and in the presence of a polysulfide of the general formula RSR' as a catalyst, where R is an organic radical and x is a number from 2 to 8.