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.

Date of Patent:
Dec. 23, 2014

Filed:

Nov. 16, 2012
Applicants:

Klaus Nyfors, Porvoo, FI;

Jari Aarila, Porvoo, FI;

Jari Hatonen, Porvoo, FI;

Henrik Andtsjo, Porvoo, FI;

Eira Johansson, Porvoo, FI;

Mikko Lylykangas, Vantaa, FI;

Inventors:

Klaus Nyfors, Porvoo, FI;

Jari Aarila, Porvoo, FI;

Jari Hatonen, Porvoo, FI;

Henrik Andtsjo, Porvoo, FI;

Eira Johansson, Porvoo, FI;

Mikko Lylykangas, Vantaa, FI;

Assignee:

Borealis AG, Vienna, AT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/34 (2006.01); C08F 6/00 (2006.01); B01J 8/00 (2006.01); B01J 8/44 (2006.01); C08F 2/01 (2006.01); B01J 8/18 (2006.01); C08F 10/00 (2006.01); C08J 11/04 (2006.01); C08F 10/02 (2006.01); C08F 10/06 (2006.01);
U.S. Cl.
CPC ...
C08F 2/01 (2013.01); B01J 8/1809 (2013.01); B01J 8/003 (2013.01); B01J 8/005 (2013.01); C08F 2/34 (2013.01); C08F 10/00 (2013.01); C08J 11/04 (2013.01); B01J 2208/00548 (2013.01); B01J 2208/0061 (2013.01); B01J 2208/00761 (2013.01); B01J 2219/00247 (2013.01); B01J 2219/00254 (2013.01); Y10S 526/92 (2013.01);
Abstract

Process and apparatus for recovering polymer from a gas phase reactor having a distribution plate via an outlet vessel comprising at least one apparatus for the breakup of polymeric agglomerates, the apparatus further comprising a feed pipe connecting the gas phase reactor and the outlet vessel a return gas line connecting the gas phase reactor and the outlet vessel, means for varying the flow rate through the return gas line from the outlet vessel to the gas phase reactor, and means for varying the outlet rate of polymer product from the outlet vessel.


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