Title:
アンモニアから水を除去する方法
Document Type and Number:
Japanese Patent JP4662758
Kind Code:
B2
Abstract:
This invention relates to an improvement in a process for removing water from a hydride gas, and particularly ammonia, by contacting the hydride gas with a drying agent under conditions for effecting removal of the water. The improvement for significantly reducing the water content to trace levels in said hydride gas resides in the use of at least Group 1 metal oxide and at least one Group 2 metal oxide as a drying agent.
Inventors:
Robert Lin Chan
Roger Dean Whitley
Ding Jun Woo
Chun Christine Don
Madukal Bascararao
Roger Dean Whitley
Ding Jun Woo
Chun Christine Don
Madukal Bascararao
Application Number:
JP2004355342A
Publication Date:
March 30, 2011
Filing Date:
December 08, 2004
Export Citation:
Assignee:
AIR PRODUCTS AND CHEMICALS INCORPORATED
International Classes:
B01D53/28; B01J19/00; B01J8/00; B01J19/02; B01J20/04; B01J20/32; C01B21/04; C01B23/00; C01C1/02
Domestic Patent References:
| JP3040901A | ||||
| JP8332375A | ||||
| JP9142833A | ||||
| JP42011341B2 | ||||
| JP2002526369A |
Foreign References:
| WO2002045846A1 | ||||
| US4433981 |
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu
Yoshihiro Kobayashi
Satoshi Deno
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu
Yoshihiro Kobayashi
Satoshi Deno