FR2417734A1 - Cryostat comportant un refrigerateur externe, notamment pour spectrometre de resonance magnetique nucleaire - Google Patents
Cryostat comportant un refrigerateur externe, notamment pour spectrometre de resonance magnetique nucleaireInfo
- Publication number
- FR2417734A1 FR2417734A1 FR7904407A FR7904407A FR2417734A1 FR 2417734 A1 FR2417734 A1 FR 2417734A1 FR 7904407 A FR7904407 A FR 7904407A FR 7904407 A FR7904407 A FR 7904407A FR 2417734 A1 FR2417734 A1 FR 2417734A1
- Authority
- FR
- France
- Prior art keywords
- liq
- cryostat
- superconducting coil
- chamber
- radiation shields
- 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.)
- Granted
Links
- 230000005855 radiation Effects 0.000 title abstract 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title 2
- 239000001307 helium Substances 0.000 title 1
- 229910052734 helium Inorganic materials 0.000 title 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 title 1
- 229910052757 nitrogen Inorganic materials 0.000 title 1
- 238000009835 boiling Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/30—Sample handling arrangements, e.g. sample cells, spinning mechanisms
- G01R33/31—Temperature control thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C3/00—Vessels not under pressure
- F17C3/02—Vessels not under pressure with provision for thermal insulation
- F17C3/08—Vessels not under pressure with provision for thermal insulation by vacuum spaces, e.g. Dewar flask
- F17C3/085—Cryostats
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
- F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/01—Reinforcing or suspension means
- F17C2203/014—Suspension means
- F17C2203/016—Cords
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/05—Applications for industrial use
- F17C2270/0527—Superconductors
- F17C2270/0536—Magnetic resonance imaging
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/006—Thermal coupling structure or interface
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
Cryostat comportant un récipient central rempli d'un premier gaz liquéfie et entouré d'un dispositif formant écran dont la température est celle d'un autre gaz liquéfié dont le point d'ébullition est plus élevé, et un récipient extérieur à température ambiante, ledit cryostat étant caractérisé en ce qu'il comprend en outre un écran de rayonnement disposé entre la surface intérieure du récipient exterieur et la surface extérieure dudit dispositif formant ecran, et un dispositif de réfrigération destiné à maintenir l'écran de rayonnement à une température située entre celle du dispositif formant écran et la température ambiante.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US87928978A | 1978-02-21 | 1978-02-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2417734A1 true FR2417734A1 (fr) | 1979-09-14 |
FR2417734B1 FR2417734B1 (fr) | 1984-05-25 |
Family
ID=25373826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7904407A Granted FR2417734A1 (fr) | 1978-02-21 | 1979-02-21 | Cryostat comportant un refrigerateur externe, notamment pour spectrometre de resonance magnetique nucleaire |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS54126089A (fr) |
CA (1) | CA1103143A (fr) |
FR (1) | FR2417734A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2417767A1 (fr) * | 1978-02-21 | 1979-09-14 | Varian Associates | Cryostat perfectionne, notamment pour spectrometre a resonance magnetique nucleaire |
FR2485158A1 (fr) * | 1980-06-19 | 1981-12-24 | Deutsche Forsch Luft Raumfahrt | Procede pour l'augmentation de la duree de conservation d'hydrogene a l'etat liquide dans un reservoir et dispositif pour la mise en oeuvre dudit procede |
EP0135185A2 (fr) * | 1983-09-19 | 1985-03-27 | General Electric Company | Cryostat pour aimant par RMN |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4939039B2 (ja) * | 2005-11-17 | 2012-05-23 | 株式会社 フジヒラ | クライオスタット |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3155265A (en) * | 1964-11-03 | Thermal stress equalizing support system | ||
FR1448147A (fr) * | 1965-06-16 | 1966-08-05 | Centre Nat Rech Scient | Cryostat adaptable notamment à un diffractomètre à rayons chi |
FR2071316A5 (fr) * | 1969-12-24 | 1971-09-17 | Air Liquide | |
US3698200A (en) * | 1970-12-16 | 1972-10-17 | Air Prod & Chem | Cryogenic storage dewar |
-
1979
- 1979-02-20 CA CA321,936A patent/CA1103143A/fr not_active Expired
- 1979-02-21 JP JP1855879A patent/JPS54126089A/ja active Granted
- 1979-02-21 FR FR7904407A patent/FR2417734A1/fr active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3155265A (en) * | 1964-11-03 | Thermal stress equalizing support system | ||
FR1448147A (fr) * | 1965-06-16 | 1966-08-05 | Centre Nat Rech Scient | Cryostat adaptable notamment à un diffractomètre à rayons chi |
FR2071316A5 (fr) * | 1969-12-24 | 1971-09-17 | Air Liquide | |
US3698200A (en) * | 1970-12-16 | 1972-10-17 | Air Prod & Chem | Cryogenic storage dewar |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2417767A1 (fr) * | 1978-02-21 | 1979-09-14 | Varian Associates | Cryostat perfectionne, notamment pour spectrometre a resonance magnetique nucleaire |
FR2485158A1 (fr) * | 1980-06-19 | 1981-12-24 | Deutsche Forsch Luft Raumfahrt | Procede pour l'augmentation de la duree de conservation d'hydrogene a l'etat liquide dans un reservoir et dispositif pour la mise en oeuvre dudit procede |
EP0135185A2 (fr) * | 1983-09-19 | 1985-03-27 | General Electric Company | Cryostat pour aimant par RMN |
EP0135185A3 (en) * | 1983-09-19 | 1986-06-04 | General Electric Company | Cryostat for nmr magnet |
Also Published As
Publication number | Publication date |
---|---|
FR2417734B1 (fr) | 1984-05-25 |
CA1103143A (fr) | 1981-06-16 |
JPH0122578B2 (fr) | 1989-04-27 |
JPS54126089A (en) | 1979-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
DL | Decision of the director general to leave to make available licences of right | ||
ST | Notification of lapse |