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:
Jul. 12, 1983
Filed:
Feb. 10, 1982
Applicant:
Inventors:
Franz J Broecker, Ludwigshafen, DE;
Leopold Hupfer, Friedelsheim, DE;
Franz Merger, Frankenthal, DE;
Ernest Miesen, Ludwigshafen, DE;
Juergen Paetsch, Wachenheim, DE;
Guenter Zirker, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
568811 ; 568644 ; 568650 ; 568831 ; 568838 ; 568862 ;
Abstract
Hydrogenation catalysts which are prepared from mixed crystals of copper-zinc compounds, obtained by precipitation, of the formula