GB1476998A - Helium dilution refrigerator - Google Patents
Helium dilution refrigeratorInfo
- Publication number
- GB1476998A GB1476998A GB4857074A GB4857074A GB1476998A GB 1476998 A GB1476998 A GB 1476998A GB 4857074 A GB4857074 A GB 4857074A GB 4857074 A GB4857074 A GB 4857074A GB 1476998 A GB1476998 A GB 1476998A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dilute
- concentrated
- pipe
- chamber
- substantially pure
- 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
- 238000010790 dilution Methods 0.000 title abstract 2
- 239000012895 dilution Substances 0.000 title abstract 2
- 229910052734 helium Inorganic materials 0.000 title 1
- 239000001307 helium Substances 0.000 title 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 title 1
- 238000001816 cooling Methods 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- 238000009792 diffusion process Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0275—Construction and layout of liquefaction equipments, e.g. valves, machines adapted for special use of the liquefaction unit, e.g. portable or transportable devices
- F25J1/0276—Laboratory or other miniature devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/12—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using 3He-4He dilution
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7315487A NL7315487A (nl) | 1973-11-13 | 1973-11-13 | 3he-4he verdunningskoelmachine. |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1476998A true GB1476998A (en) | 1977-06-16 |
Family
ID=19819984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4857074A Expired GB1476998A (en) | 1973-11-13 | 1974-11-08 | Helium dilution refrigerator |
Country Status (9)
Country | Link |
---|---|
US (1) | US3922881A (nl) |
JP (1) | JPS5327859B2 (nl) |
CA (1) | CA1003236A (nl) |
CH (1) | CH587460A5 (nl) |
DE (1) | DE2452045A1 (nl) |
FR (1) | FR2250970B1 (nl) |
GB (1) | GB1476998A (nl) |
NL (1) | NL7315487A (nl) |
SE (1) | SE7414116L (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7504835A (nl) * | 1975-04-24 | 1976-10-26 | Philips Nv | 3he-4he verdunnings koelmachine. |
NL7605645A (nl) * | 1976-05-26 | 1977-11-29 | Philips Nv | 3he-4he verdunningskoelmachine. |
DE3271522D1 (en) * | 1982-03-23 | 1986-07-10 | Ibm | Method and dilution refrigerator for cooling at temperatures below 1k |
JPS60179881U (ja) * | 1984-05-08 | 1985-11-29 | 株式会社三協精機製作所 | センサ−回路 |
US5408848A (en) * | 1994-02-25 | 1995-04-25 | General Signal Corporation | Non-CFC autocascade refrigeration system |
DE10130171B4 (de) * | 2001-06-22 | 2008-01-31 | Raccanelli, Andrea, Dr. | Verfahren und Vorrichtung zur Tieftemperaturkühlung |
WO2006119418A2 (en) * | 2005-05-03 | 2006-11-09 | Kalechofsky, Neal | Process and apparatus to continuously cool sample at ultra low temperatures |
US20180112928A1 (en) * | 2016-10-25 | 2018-04-26 | Honeywell International Inc. | Ultra-low temperature heat exchangers |
CN112378111B (zh) * | 2020-08-31 | 2021-11-02 | 中国科学院紫金山天文台 | 基于CRC-GL7制冷器的300mK吸附制冷自动降温优化控制方法 |
FR3129465B1 (fr) * | 2021-11-19 | 2024-06-14 | Air Liquide | Dispositif de réfrigération à dilution |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6807902A (nl) * | 1968-06-05 | 1969-12-09 |
-
1973
- 1973-11-13 NL NL7315487A patent/NL7315487A/nl unknown
-
1974
- 1974-11-02 DE DE19742452045 patent/DE2452045A1/de active Pending
- 1974-11-06 US US521278A patent/US3922881A/en not_active Expired - Lifetime
- 1974-11-07 CA CA213,250A patent/CA1003236A/en not_active Expired
- 1974-11-08 GB GB4857074A patent/GB1476998A/en not_active Expired
- 1974-11-09 JP JP12858974A patent/JPS5327859B2/ja not_active Expired
- 1974-11-11 SE SE7414116A patent/SE7414116L/xx unknown
- 1974-11-11 CH CH1503374A patent/CH587460A5/xx not_active IP Right Cessation
- 1974-11-13 FR FR7437401A patent/FR2250970B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE7414116L (nl) | 1975-05-14 |
FR2250970B1 (nl) | 1978-11-24 |
DE2452045A1 (de) | 1975-05-15 |
CA1003236A (en) | 1977-01-11 |
US3922881A (en) | 1975-12-02 |
JPS5327859B2 (nl) | 1978-08-10 |
FR2250970A1 (nl) | 1975-06-06 |
CH587460A5 (nl) | 1977-04-29 |
JPS5079857A (nl) | 1975-06-28 |
NL7315487A (nl) | 1975-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |