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:
Sep. 06, 2016
Filed:
Dec. 20, 2013
Applicant:
Chevron Phillips Chemical Company, Lp, The Woodlands, TX (US);
Inventors:
Gregory G. Hendrickson, Kingwood, TX (US);
Leonard E. Powell, Deweyville, TX (US);
Michael A. Rhodes, Port Arthur, TX (US);
Joel Mutchler, Kingwood, TX (US);
Bruce E. Kreischer, Kingwood, TX (US);
Maruti Bhandarker, Kingwood, TX (US);
Rebecca A. Gonzales, Houston, TX (US);
Bruce H. Marantis, Humble, TX (US);
Assignee:
Chevron Phillips Chemical Company, LP, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 19/24 (2006.01); B01J 8/24 (2006.01); C08F 2/34 (2006.01); C08F 10/02 (2006.01); B01J 19/00 (2006.01); B01J 8/18 (2006.01); B01J 8/00 (2006.01);
U.S. Cl.
CPC ...
B01J 19/0033 (2013.01); B01J 8/0055 (2013.01); B01J 8/1809 (2013.01); B01J 8/1863 (2013.01); C08F 10/02 (2013.01); B01J 2208/00734 (2013.01); B01J 2208/00991 (2013.01); B01J 2219/002 (2013.01); B01J 2219/00103 (2013.01); B01J 2219/00108 (2013.01); B01J 2219/00186 (2013.01); B01J 2219/00202 (2013.01); B01J 2219/00213 (2013.01); B01J 2219/00231 (2013.01); B01J 2219/00236 (2013.01); B01J 2219/00238 (2013.01); B01J 2219/00268 (2013.01); B01J 2219/00272 (2013.01);
Abstract
A system and method for polymerizing olefin in a gas phase reactor into a polyolefin in presence of catalyst, measuring static charge in the reactor system; determining an indication of polyolefin fines in the reactor system, and adjusting operation of the reactor system in response to the indication.