FR2417833B1 - Dispositif d'aimantation supraconducteur perfectionne - Google Patents

Dispositif d'aimantation supraconducteur perfectionne

Info

Publication number
FR2417833B1
FR2417833B1 FR7904268A FR7904268A FR2417833B1 FR 2417833 B1 FR2417833 B1 FR 2417833B1 FR 7904268 A FR7904268 A FR 7904268A FR 7904268 A FR7904268 A FR 7904268A FR 2417833 B1 FR2417833 B1 FR 2417833B1
Authority
FR
France
Prior art keywords
superconducting magnet
magnet device
improved superconducting
improved
superconducting
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
FR7904268A
Other languages
English (en)
Other versions
FR2417833A1 (fr
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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
Priority claimed from US05/879,294 external-priority patent/US4164777A/en
Priority claimed from US05/879,293 external-priority patent/US4173775A/en
Application filed by Varian Associates Inc filed Critical Varian Associates Inc
Publication of FR2417833A1 publication Critical patent/FR2417833A1/fr
Application granted granted Critical
Publication of FR2417833B1 publication Critical patent/FR2417833B1/fr
Expired legal-status Critical Current

Links

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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
FR7904268A 1978-02-21 1979-02-20 Dispositif d'aimantation supraconducteur perfectionne Expired FR2417833B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/879,294 US4164777A (en) 1978-02-21 1978-02-21 Superconducting switch incorporating a steering diode
US05/879,293 US4173775A (en) 1978-02-21 1978-02-21 Selective excitation of coils comprising a superconducting magnet

Publications (2)

Publication Number Publication Date
FR2417833A1 FR2417833A1 (fr) 1979-09-14
FR2417833B1 true FR2417833B1 (fr) 1986-01-24

Family

ID=27128531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7904268A Expired FR2417833B1 (fr) 1978-02-21 1979-02-20 Dispositif d'aimantation supraconducteur perfectionne

Country Status (3)

Country Link
DE (1) DE2906040A1 (fr)
FR (1) FR2417833B1 (fr)
GB (1) GB2015260B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535291A (en) * 1982-08-09 1985-08-13 Varian Associates, Inc. Method for superconducting magnet shimming
DE3460231D1 (en) * 1983-02-09 1986-07-24 Bruker Analytische Messtechnik Cooling device for a low temperature magnetic system
US4528532A (en) * 1983-11-18 1985-07-09 General Electric Company Switch for fine adjustment of persistent current loops in superconductive circuits
JPS60173883A (ja) * 1984-02-20 1985-09-07 Mitsubishi Electric Corp 超電導マグネツト
EP0311294A3 (fr) * 1987-10-05 1990-08-22 THE GENERAL ELECTRIC COMPANY, p.l.c. Aimant
TWI439920B (zh) * 2011-01-14 2014-06-01 Waltop Int Corp 多重天線迴路佈局

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255335A (en) 1964-01-02 1966-06-07 Ion Physics Corp Superconductive switch comprising carbon
US3419904A (en) * 1966-05-05 1968-12-31 Varian Associates Superconductive solenoid having winding segments additionally energized for gradient control
US3577067A (en) * 1966-05-11 1971-05-04 Varian Associates Persistent mode superconductive orthogonal gradient cancelling coils
US3412320A (en) * 1966-05-16 1968-11-19 Varian Associates Cryostat having an effective heat exchanger for cooling its input leads and other leak paths
FR1504537A (fr) * 1966-07-20 1967-12-08 Commissariat Energie Atomique Dispositif accumulateur électromagnétique
DE2451949C3 (de) 1974-10-31 1981-10-22 Fuji Electric Co., Ltd., Kawasaki, Kanagawa Stromzufühungsvorrichtung für eine supraleitende Magnetspule

Also Published As

Publication number Publication date
DE2906040C2 (fr) 1989-12-14
FR2417833A1 (fr) 1979-09-14
GB2015260A (en) 1979-09-05
DE2906040A1 (de) 1979-08-30
GB2015260B (en) 1982-04-21

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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