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:
Nov. 18, 2003
Filed:
Dec. 21, 2001
Applicant:
Inventors:
Assignee:
Degussa AG, Düsseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
C07C / ; C07C / ;
Abstract
A method for producing amines by catalytic hydrogenation of nitrites or imines with hydrogen-containing gases in the presence of a molded hydrogenation catalyst of Raney type, where the Raney catalyst is in the form of hollow bodies.
Ostgard, Daniel. (2003). Method for producing primary and secondary amines by hydrogenation of nitriles and imines (U.S. Patent No. 6649799). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6649799
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