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Title:
GAS PURIFICATION APPARATUS
Document Type and Number:
Japanese Patent JP2006016439
Kind Code:
A
Abstract:

To provide a gas purification apparatus which can compactly purify a raw gas containing sulfur impurities and organic silicon impurities at a low cost.

The gas purification apparatus 10 is constituted of an adsorption tower 11, a blower 16, valves 18a-18c and the like for passing the raw gas 1 from the lower side to the upper side of the adsorption tower 11, a blower 16 and valves 19a, 19b and the like for evacuating the adsorption tower 11, an organic silicon impurities-adsorbent 12 for adsorbing the organic silicon impurities 1a arranged in the adsorption tower 11 so as to divide the adsorption tower 11 into the lower side and the upper side, and a sulfur impurities-adsorbent 13 for adsorbing the sulfur impurities 1b arranged in the adsorption tower 11 so as to divide the adsorption tower 11 into the lower side and the upper side, and the organic silicon impurities-adsorbent 12 is any one of MCM-41, USY, MCM-48 and USM while the sulfur impurities-adsorbent 13 is silicalite.


Inventors:
SATO JUN
HONDA HIROKI
TERASAWA YOSHINORI
HORIZOE KOJI
YOSHIDA SUEO
HAMADA AKIHIRO
KUMAGAI MIKIRO
IZUMI JUN
Application Number:
JP2004193281A
Publication Date:
January 19, 2006
Filing Date:
June 30, 2004
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
INST RES & INNOVATION
International Classes:
C10L3/10; B01D53/04; B01J20/18; B09B3/00; C02F11/04
Attorney, Agent or Firm:
Toshiro Mitsuishi
Tadahiro Mitsuishi
Yasuyuki Tanaka
Hiroshi Matsumoto