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. 23, 2012
Filed:
Feb. 17, 2010
Applicants:
Cornelius Peuckert, Dinslaken, DE;
Christian Lambernd, Olfen, DE;
Ulrich Niggemeyer, Marl, DE;
Klaus Koester, Wuppertal, DE;
Inventors:
Cornelius Peuckert, Dinslaken, DE;
Christian Lambernd, Olfen, DE;
Ulrich Niggemeyer, Marl, DE;
Klaus Koester, Wuppertal, DE;
Assignee:
ISP Investment Inc., Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for purification of an aromatic fraction containing acetylenes as impurities by selective hydrogenation of the acetylenes by means of a catalyst containing nickel or palladium at a temperature of not more than about 60° C. is described.
Peuckert, Cornelius. (2012). Purification of an aromatic fraction containing acetylenes by selective hydrogenation of the acetylenes (U.S. Patent No. 8293959). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8293959
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile