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:
Feb. 20, 1996
Filed:
Mar. 24, 1995
Applicant:
Inventors:
Ahmad Soltani-Ahmadi, Radnor, PA (US);
Thomas C Mullin, Exton, PA (US);
Assignee:
Arco Chemical Technology, L.P., Greenville, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
549542 ; 568867 ; 588218 ;
Abstract
Activated carbon to be used in the removal of impurities from propylene oxide is first pre-wetted with a glycol such as propylene glycol; after bed deactivation, water containing a basic catalyst is added to hydrolyze propylene oxide and to form a non-hazardous slurry of carbon, propylene glycol and water.
Soltani-Ahmadi, Ahmad. (1996). Propylene oxide purification (U.S. Patent No. 5493035). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5493035
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile