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:
Aug. 02, 2011
Filed:
Sep. 26, 2007
Kersten a Terry, Midland, MI (US);
Mark W. Blood, Hurricane, WV (US);
John H. Oskam, Flemington, NJ (US);
Timothy R. Lynn, Glen Gardner, NJ (US);
Bruce J. Savatsky, Kingwood, TX (US);
Mark B. Davis, Lake Jackson, TX (US);
Kersten A Terry, Midland, MI (US);
Mark W. Blood, Hurricane, WV (US);
John H. Oskam, Flemington, NJ (US);
Timothy R. Lynn, Glen Gardner, NJ (US);
Bruce J. Savatsky, Kingwood, TX (US);
Mark B. Davis, Lake Jackson, TX (US);
Univation Technologies, LLC, Houston, TX (US);
Abstract
A system and method for olefin polymerization is provided. The method includes polymerizing one or more olefins within a reactor having one or more injection tubes in fluid communication therewith, at least one of the one or more injection tubes having two or more concentric flow paths; flowing a catalyst through a first flow concentric path of the injection tube into the reactor; flowing one or more monomers through a second concentric flow path of the injection tube into the reactor; measuring rate of heat removal within the reactor; and adjusting the one or more monomers flow through the injection tube in response to the rate of heat removal in the reactor.