JPH0549826B2 - - Google Patents
Info
- Publication number
- JPH0549826B2 JPH0549826B2 JP8467303A JP6730384A JPH0549826B2 JP H0549826 B2 JPH0549826 B2 JP H0549826B2 JP 8467303 A JP8467303 A JP 8467303A JP 6730384 A JP6730384 A JP 6730384A JP H0549826 B2 JPH0549826 B2 JP H0549826B2
- Authority
- JP
- Japan
- Prior art keywords
- stage
- temperature
- heat load
- radiation shield
- array
- 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 - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/06—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means
- F04B37/08—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means by condensing or freezing, e.g. cryogenic pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48178383A | 1983-04-04 | 1983-04-04 | |
US481783 | 1983-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59218372A JPS59218372A (ja) | 1984-12-08 |
JPH0549826B2 true JPH0549826B2 (enrdf_load_stackoverflow) | 1993-07-27 |
Family
ID=23913381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59067303A Granted JPS59218372A (ja) | 1983-04-04 | 1984-04-04 | 低温ポンプならびにそのクロスオーバハングアップを阻止する方法 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0126909B1 (enrdf_load_stackoverflow) |
JP (1) | JPS59218372A (enrdf_load_stackoverflow) |
CA (1) | CA1220948A (enrdf_load_stackoverflow) |
DE (1) | DE3464948D1 (enrdf_load_stackoverflow) |
IL (1) | IL71403A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009250148A (ja) * | 2008-04-08 | 2009-10-29 | Sumitomo Heavy Ind Ltd | クライオポンプおよび冷凍機 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4555907A (en) * | 1984-05-18 | 1985-12-03 | Helix Technology Corporation | Cryopump with improved second stage array |
US4718241A (en) * | 1985-10-31 | 1988-01-12 | Helix Technology Corporation | Cryopump with quicker adsorption |
WO1987002743A1 (en) * | 1985-10-31 | 1987-05-07 | Helix Technology Corporation | Cryopump with quicker adsorption |
EP0338113B1 (de) * | 1988-04-22 | 1992-01-29 | Leybold Aktiengesellschaft | Verfahren zur Adaption einer zweistufigen Refrigerator-Kryopumpe auf ein betimmtes Gas |
EP3384212B1 (en) | 2015-12-04 | 2019-04-17 | Koninklijke Philips N.V. | Cryogenic cooling system with temperature-dependent thermal shunt |
CN118462540A (zh) * | 2023-12-05 | 2024-08-09 | 上海优尊真空设备有限公司 | 一种方便控制的低温泵 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4150549A (en) * | 1977-05-16 | 1979-04-24 | Air Products And Chemicals, Inc. | Cryopumping method and apparatus |
US4295338A (en) * | 1979-10-18 | 1981-10-20 | Varian Associates, Inc. | Cryogenic pumping apparatus with replaceable pumping surface elements |
US4311018A (en) * | 1979-12-17 | 1982-01-19 | Varian Associates, Inc. | Cryogenic pump |
JPS57176372A (en) * | 1981-04-21 | 1982-10-29 | Osaka Oxgen Ind Ltd | Low temperature heat transmitter |
US4356701A (en) * | 1981-05-22 | 1982-11-02 | Helix Technology Corporation | Cryopump |
-
1984
- 1984-03-29 IL IL71403A patent/IL71403A/xx not_active IP Right Cessation
- 1984-04-03 CA CA000451154A patent/CA1220948A/en not_active Expired
- 1984-04-04 JP JP59067303A patent/JPS59218372A/ja active Granted
- 1984-04-04 DE DE8484103732T patent/DE3464948D1/de not_active Expired
- 1984-04-04 EP EP84103732A patent/EP0126909B1/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009250148A (ja) * | 2008-04-08 | 2009-10-29 | Sumitomo Heavy Ind Ltd | クライオポンプおよび冷凍機 |
Also Published As
Publication number | Publication date |
---|---|
EP0126909A3 (en) | 1985-01-23 |
JPS59218372A (ja) | 1984-12-08 |
EP0126909B1 (en) | 1987-07-22 |
IL71403A (en) | 1991-01-31 |
DE3464948D1 (en) | 1987-08-27 |
EP0126909A2 (en) | 1984-12-05 |
IL71403A0 (en) | 1984-06-29 |
CA1220948A (en) | 1987-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |