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.:

US 8383740 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 26, 2013

Filed:

Aug. 12, 2011
Applicant:

Dirk Poesen, Zolder, BE;

Inventor:

Dirk Poesen, Zolder, BE;

Assignee:

Ineos USA LLC, Lisle, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/00 (2006.01); C08F 210/00 (2006.01); B01J 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention is an improved apparatus for continuously stirring polymer particles in reactive gas-filled polymerization reactors incorporating contiguous paddle stations on a coaxial drive shaft wherein the drive shaft is driven by a hydraulic motor.


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