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. 13, 2012
Filed:
Dec. 15, 2009
Applicants:
Cornelis F. Van Egmond, Pasadena, TX (US);
David J. Wilson, Rushden, GB;
Inventors:
Cornelis F. van Egmond, Pasadena, TX (US);
David J. Wilson, Rushden, GB;
Assignee:
Stone & Webster Process Technology, Inc., Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C 7/167 (2006.01); C07C 7/163 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a method and reactor system for hydrogenating acetylenes present in the olefin stream derived from the following streams, alone or in combination: petroleum catalytic cracking process and/or oxygenate-to-olefin reactor, such as methanol-to-olefin (MTO) reactor, in an olefin production plant before the distillation steps, wherein the acetylene hydrogenation occurs before or just after the acid gas removal step.