JPH0413575Y2 - - Google Patents
Info
- Publication number
- JPH0413575Y2 JPH0413575Y2 JP2942885U JP2942885U JPH0413575Y2 JP H0413575 Y2 JPH0413575 Y2 JP H0413575Y2 JP 2942885 U JP2942885 U JP 2942885U JP 2942885 U JP2942885 U JP 2942885U JP H0413575 Y2 JPH0413575 Y2 JP H0413575Y2
- Authority
- JP
- Japan
- Prior art keywords
- temperature side
- low temperature
- pressure
- expander
- vacuum chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000007789 gas Substances 0.000 description 19
- 239000001307 helium Substances 0.000 description 6
- 229910052734 helium Inorganic materials 0.000 description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 5
- 230000035515 penetration Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Details Of Valves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2942885U JPH0413575Y2 (zh) | 1985-02-28 | 1985-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2942885U JPH0413575Y2 (zh) | 1985-02-28 | 1985-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61145267U JPS61145267U (zh) | 1986-09-08 |
| JPH0413575Y2 true JPH0413575Y2 (zh) | 1992-03-30 |
Family
ID=30528225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2942885U Expired JPH0413575Y2 (zh) | 1985-02-28 | 1985-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0413575Y2 (zh) |
-
1985
- 1985-02-28 JP JP2942885U patent/JPH0413575Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61145267U (zh) | 1986-09-08 |
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