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1. (WO1997039235) SYNERGISTIC INTEGRATION OF PHYSICAL SOLVENT AGR WITH PLANTS USING GASIFICATION

Pub. No.:    WO/1997/039235    International Application No.:    PCT/US1997/005715
Publication Date: Oct 23, 1997 International Filing Date: Apr 8, 1997
IPC: F02B 43/00
F25J 3/04
Applicants: FLUOR CORPORATION
Inventors: RAO, Ashok
Title: SYNERGISTIC INTEGRATION OF PHYSICAL SOLVENT AGR WITH PLANTS USING GASIFICATION
Abstract:
The gasification portion of an IGCC plant has a desulpherization unit (30) which produces a clean gas (42) which is expanded (50) to provide refrigeration (60) to the desulpherization unit (30). Preferred embodiments include an intervening process unit which comprises a membrane separator (390), synthesis unit (391, 495), or a heat exchanger (260) with cold nitrogen expanded (250) downstream of an air separation unit (211).