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:
May. 05, 1992
Filed:
Jun. 22, 1989
Applicant:
Inventors:
Michael A Blessing, Sissonville, WV (US);
Gregory J Dembowski, League City, TX (US);
Gregory K Finnell, Charleston, WV (US);
Assignee:
Union Carbide Chemicals & Plastics Technology Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568492 ; 568454 ;
Abstract
An improved rhodium catalyzed liquid recycle hydroformylation process, the improvement which comprises selectively separating and recovering phosphorus ligand from the vaporized aldehyde product stream obtained from volatilizing and separating the aldehyde product from the catalyst containing reaction product solution of the hydroformylation process.
Blessing, Michael. (1992). Process for recovery of phosphorus ligand from vaporized aldehyde (U.S. Patent No. 5110990). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5110990
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile