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(11)    Patent No :    AP 2641   
(21)    Application No :    AP/P/2008/004540   
(22)    Filing Date :    09.01.2007   
(24)    Date of Grant &    15.04.2013   
           
(45)    Publication :

(30)  Priority Data       
(33) Country    (31) Number    (32) Date
EP    06100328.1    13.01.2006

(84)    Designated State

BW    GM    GH    KE    LS    MW  MZ   NA   SL
SD    SZ    T Z    UG    ZM    ZW

(73) Applicant(s
CELANESE INTERNATIONAL CORPORATION, 1601 W. LBJ

Freeway, Dallas Texas 75234,
United States of America
(72) Inventors

ADAMS David Charles, United Kingdom

(74) Representative

GILL, GODLONTON & GERRANS

ZIMBABWE
 

(51)  International  Classification   B01J 19/18 (2006.01)    B01J 19/24 (2006.01)
B08B 9/02 (2006.01)    B08B    9/04 (2006.01)


(54)    Title

Loop reactor for emulsion polymerisation.

(57)    Abstract

A polymerisation reactor comprising one or more circulation loops with one or more inlets for raw material, one or more outlets, and a circulation pump for circulating a reactor charge wiihin the circulation loop. A by-pass line for by-passing the circulation purnp connects a point of the loop upstream of the pump with a point downstream of the pump, both points being provided with a three way valve.

(56)    Documents Cited :    WO 99/23438 A   WO 97/15406 A   EP 0 633 061 A

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