GB1382376A - 3he-4he dilution refrigerator and a method for starting the same - Google Patents

3he-4he dilution refrigerator and a method for starting the same

Info

Publication number
GB1382376A
GB1382376A GB1224773A GB1224773A GB1382376A GB 1382376 A GB1382376 A GB 1382376A GB 1224773 A GB1224773 A GB 1224773A GB 1224773 A GB1224773 A GB 1224773A GB 1382376 A GB1382376 A GB 1382376A
Authority
GB
United Kingdom
Prior art keywords
reservoir
pump
valves
duct
closed
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
Application number
GB1224773A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB1382376A publication Critical patent/GB1382376A/en
Expired legal-status Critical Current

Links

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
    • 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)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
GB1224773A 1972-03-17 1973-03-14 3he-4he dilution refrigerator and a method for starting the same Expired GB1382376A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7203556A NL7203556A (enrdf_load_stackoverflow) 1972-03-17 1972-03-17

Publications (1)

Publication Number Publication Date
GB1382376A true GB1382376A (en) 1975-01-29

Family

ID=19815630

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1224773A Expired GB1382376A (en) 1972-03-17 1973-03-14 3he-4he dilution refrigerator and a method for starting the same

Country Status (6)

Country Link
US (1) US3896630A (enrdf_load_stackoverflow)
JP (1) JPS4912439A (enrdf_load_stackoverflow)
DE (1) DE2308223A1 (enrdf_load_stackoverflow)
FR (1) FR2176731B1 (enrdf_load_stackoverflow)
GB (1) GB1382376A (enrdf_load_stackoverflow)
NL (1) NL7203556A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7713951A (nl) * 1977-12-16 1979-06-19 Philips Nv Superlek.
NL7902014A (nl) * 1979-03-14 1980-09-16 Philips Nv 3he-4he verdunningskoelmachine.
DE3271522D1 (en) * 1982-03-23 1986-07-10 Ibm Method and dilution refrigerator for cooling at temperatures below 1k
US4770006A (en) * 1987-05-01 1988-09-13 Arch Development Corp. Helium dilution refrigeration system
US5172554A (en) * 1991-04-02 1992-12-22 The United States Of America As Represented By The United States Department Of Energy Superfluid thermodynamic cycle refrigerator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB945223A (en) * 1961-09-22 1963-12-23 Atomic Energy Authority Uk Improvements in or relating to refrigerators
GB1117246A (en) * 1966-03-16 1968-06-19 Atomic Energy Authority Uk Improvements in or relating to refrigerators operating at very low temperatures
US3447333A (en) * 1967-03-17 1969-06-03 California Inst Res Found Helium film refrigerator
NL6705713A (enrdf_load_stackoverflow) * 1967-04-22 1968-10-23
NL6807902A (enrdf_load_stackoverflow) * 1968-06-05 1969-12-09
NL6807903A (enrdf_load_stackoverflow) * 1968-06-05 1969-12-09
SE354348B (enrdf_load_stackoverflow) * 1968-06-05 1973-03-05 Philips Nv

Also Published As

Publication number Publication date
FR2176731A1 (enrdf_load_stackoverflow) 1973-11-02
DE2308223A1 (de) 1973-09-20
JPS4912439A (enrdf_load_stackoverflow) 1974-02-02
US3896630A (en) 1975-07-29
NL7203556A (enrdf_load_stackoverflow) 1973-09-19
FR2176731B1 (enrdf_load_stackoverflow) 1976-11-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees