Title:
エダクターを使用したヘリウム回収方法
Document Type and Number:
Japanese Patent JP4280492
Kind Code:
B2
Abstract:
This invention is directed to a process for recovering helium. The process includes a) passing a first gas containing helium to an eductor to produce a second gas; b) passing the second gas through a heat exchanger to produce a third gas; and c) recovering the third gas into the eductor to combine with the first gas.
Inventors:
James Joseph Valk
Application Number:
JP2002501780A
Publication Date:
June 17, 2009
Filing Date:
June 01, 2001
Export Citation:
Assignee:
Praxair Technology Incorporated
International Classes:
C01B23/00; B01D53/00; C03B37/027
Domestic Patent References:
| JP6210157A |
Attorney, Agent or Firm:
Motohiro Kurauchi
Axis International Patent Business Corporation
Axis International Patent Business Corporation