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:
Jan. 19, 2010
Filed:
Mar. 28, 2008
Applicants:
Te Chang, West Chester, PA (US);
Arsam Behkish, King of Prussia, PA (US);
Jude T. Ruszkay, Coatesville, PA (US);
John H. Speidel, Jr., Media, PA (US);
Inventors:
Te Chang, West Chester, PA (US);
Arsam Behkish, King of Prussia, PA (US);
Jude T. Ruszkay, Coatesville, PA (US);
John H. Speidel, Jr., Media, PA (US);
Assignee:
Lyondell Chemical Technology, L.P., Greenville, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 301/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for making propylene oxide from propylene is disclosed. Propylene, hydrogen, and oxygen are reacted in a slurry comprising a catalyst and a solvent to produce a gaseous product stream and a liquid product stream. The gaseous product stream is contacted with an absorbent to produce a gas effluent and a liquid effluent. The gas effluent is recycled to the reaction step.