GB2339968B - Magnetising magnet - Google Patents

Magnetising magnet

Info

Publication number
GB2339968B
GB2339968B GB9910748A GB9910748A GB2339968B GB 2339968 B GB2339968 B GB 2339968B GB 9910748 A GB9910748 A GB 9910748A GB 9910748 A GB9910748 A GB 9910748A GB 2339968 B GB2339968 B GB 2339968B
Authority
GB
United Kingdom
Prior art keywords
magnetising
magnet
magnetising magnet
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 - Fee Related
Application number
GB9910748A
Other versions
GB9910748D0 (en
GB2339968A (en
Inventor
Ian Robert Young
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.)
BAE Systems Electronics Ltd
Philips North America LLC
Philips Nuclear Medicine Inc
Original Assignee
Marconi Electronic Systems Ltd
Marconi Medical Systems Inc
Philips Medical Systems 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
Application filed by Marconi Electronic Systems Ltd, Marconi Medical Systems Inc, Philips Medical Systems Inc filed Critical Marconi Electronic Systems Ltd
Publication of GB9910748D0 publication Critical patent/GB9910748D0/en
Priority to US09/356,255 priority Critical patent/US6281773B1/en
Publication of GB2339968A publication Critical patent/GB2339968A/en
Priority to US09/813,617 priority patent/US6441711B2/en
Application granted granted Critical
Publication of GB2339968B publication Critical patent/GB2339968B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • F17C13/086—Mounting arrangements for vessels for Dewar vessels or cryostats
    • F17C13/087—Mounting arrangements for vessels for Dewar vessels or cryostats used for superconducting phenomena
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • 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
    • F17C2203/03—Thermal insulations
    • 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
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/068—Special properties of materials for vessel walls
    • F17C2203/0687—Special properties of materials for vessel walls superconducting
    • 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0146—Two-phase
    • F17C2223/0153—Liquefied gas, e.g. LPG, GPL
    • F17C2223/0161—Liquefied gas, e.g. LPG, GPL cryogenic, e.g. LNG, GNL, PLNG
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
GB9910748A 1998-07-17 1999-05-11 Magnetising magnet Expired - Fee Related GB2339968B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US09/356,255 US6281773B1 (en) 1998-07-17 1999-07-16 Magnetizing magnet
US09/813,617 US6441711B2 (en) 1998-07-17 2001-03-21 Magnetizing magnet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9815540A GB2339889A (en) 1998-07-17 1998-07-17 Magnetising a superconductor at cryogenic temperatures

Publications (3)

Publication Number Publication Date
GB9910748D0 GB9910748D0 (en) 1999-07-07
GB2339968A GB2339968A (en) 2000-02-09
GB2339968B true GB2339968B (en) 2002-08-21

Family

ID=10835674

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9815540A Withdrawn GB2339889A (en) 1998-07-17 1998-07-17 Magnetising a superconductor at cryogenic temperatures
GB9910748A Expired - Fee Related GB2339968B (en) 1998-07-17 1999-05-11 Magnetising magnet

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9815540A Withdrawn GB2339889A (en) 1998-07-17 1998-07-17 Magnetising a superconductor at cryogenic temperatures

Country Status (1)

Country Link
GB (2) GB2339889A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2431519B (en) * 2005-10-21 2007-09-26 Timothy Arthur Coombs Superconducting systems
TWI767971B (en) * 2017-01-03 2022-06-21 日商東京威力科創股份有限公司 Workpiece magnetizing system and method of operating

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4722134A (en) * 1986-01-29 1988-02-02 Maranatha Research, Ltd. Process of producing superconducting bar magnets
WO1992018992A1 (en) * 1991-04-10 1992-10-29 Roy Weinstein Magnetic field replicator and method
EP0529216A2 (en) * 1991-08-30 1993-03-03 Electric Power Research Institute, Inc Method and apparatus for superconducting trapped-field energy storage and power stabilization
US5563564A (en) * 1993-04-22 1996-10-08 University Of Houston Strong high-temperature superconductor trapped field magnets

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8724126D0 (en) * 1987-10-14 1987-11-18 Evetts J E Superconducting structures

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4722134A (en) * 1986-01-29 1988-02-02 Maranatha Research, Ltd. Process of producing superconducting bar magnets
WO1992018992A1 (en) * 1991-04-10 1992-10-29 Roy Weinstein Magnetic field replicator and method
EP0529216A2 (en) * 1991-08-30 1993-03-03 Electric Power Research Institute, Inc Method and apparatus for superconducting trapped-field energy storage and power stabilization
US5563564A (en) * 1993-04-22 1996-10-08 University Of Houston Strong high-temperature superconductor trapped field magnets

Also Published As

Publication number Publication date
GB9910748D0 (en) 1999-07-07
GB2339889A8 (en) 2000-06-19
GB2339968A (en) 2000-02-09
GB9815540D0 (en) 1998-09-16
GB2339889A (en) 2000-02-09

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20021107

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100511