GB9819724D0 - Magnetic field control systems - Google Patents

Magnetic field control systems

Info

Publication number
GB9819724D0
GB9819724D0 GBGB9819724.7A GB9819724A GB9819724D0 GB 9819724 D0 GB9819724 D0 GB 9819724D0 GB 9819724 A GB9819724 A GB 9819724A GB 9819724 D0 GB9819724 D0 GB 9819724D0
Authority
GB
United Kingdom
Prior art keywords
magnetic field
control systems
field control
systems
magnetic
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
Application number
GBGB9819724.7A
Other versions
GB2341448B (en
GB2341448A (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.)
Siemens Magnet Technology Ltd
Original Assignee
Oxford Magnet Technology Ltd
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 Oxford Magnet Technology Ltd filed Critical Oxford Magnet Technology Ltd
Priority to GB9819724A priority Critical patent/GB2341448B/en
Publication of GB9819724D0 publication Critical patent/GB9819724D0/en
Priority to PCT/GB1999/002779 priority patent/WO2000016117A1/en
Publication of GB2341448A publication Critical patent/GB2341448A/en
Application granted granted Critical
Publication of GB2341448B publication Critical patent/GB2341448B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01R33/383—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets
    • 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
    • G01R33/3804—Additional hardware for cooling or heating of the magnet assembly, for housing a cooled or heated part of the magnet assembly or for temperature control of the magnet assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB9819724A 1998-09-11 1998-09-11 Magnetic field control systems Expired - Fee Related GB2341448B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9819724A GB2341448B (en) 1998-09-11 1998-09-11 Magnetic field control systems
PCT/GB1999/002779 WO2000016117A1 (en) 1998-09-11 1999-08-23 Temperature control for permanent magnet system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9819724A GB2341448B (en) 1998-09-11 1998-09-11 Magnetic field control systems

Publications (3)

Publication Number Publication Date
GB9819724D0 true GB9819724D0 (en) 1998-11-04
GB2341448A GB2341448A (en) 2000-03-15
GB2341448B GB2341448B (en) 2003-08-20

Family

ID=10838631

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9819724A Expired - Fee Related GB2341448B (en) 1998-09-11 1998-09-11 Magnetic field control systems

Country Status (2)

Country Link
GB (1) GB2341448B (en)
WO (1) WO2000016117A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2341449B (en) * 1998-09-11 2003-03-26 Oxford Magnet Tech Stabilisation of a magnetic field of a magnetic reasonance imaging apparatus
US6577125B2 (en) * 2000-12-18 2003-06-10 Halliburton Energy Services, Inc. Temperature compensated magnetic field apparatus for NMR measurements
EP1642156B1 (en) 2003-05-02 2020-03-04 Halliburton Energy Services, Inc. Systems and methods for nmr logging
CA2852097A1 (en) 2003-10-03 2005-04-21 Halliburton Energy Services, Inc. System and methods for t1-based logging
CN105044634B (en) * 2015-08-12 2018-01-19 上海健康医学院 Magnetic resonance analysis permanent magnet device
CN106227257B (en) * 2016-07-01 2018-08-21 沈阳东软医疗系统有限公司 A kind of temperaturecontrol sensor and protection circuit
DE102019212508A1 (en) 2019-08-21 2021-02-25 Bruker Switzerland Ag Temperature control system for MR devices with permanent magnet arrangement
NL2027307B1 (en) * 2021-01-13 2022-07-25 Vdl Enabling Tech Group B V A charged particle lens assembly and a charged particle beam apparatus provided with such charged particle lens assembly.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2566410B2 (en) * 1987-05-11 1996-12-25 株式会社 日立メデイコ Nuclear magnetic resonance imaging device
US5320103A (en) * 1987-10-07 1994-06-14 Advanced Techtronics, Inc. Permanent magnet arrangement
JPH03109042A (en) * 1989-09-22 1991-05-09 Hitachi Medical Corp Static magnetic field generation equipment for nuclear magnetic resonance imaging apparatus
JP3185153B2 (en) * 1991-06-04 2001-07-09 株式会社日立メディコ Magnetic resonance imaging equipment
JPH05212012A (en) * 1992-02-10 1993-08-24 Hitachi Medical Corp Magnetic resonance imaging system
JP3446973B2 (en) * 1994-06-09 2003-09-16 株式会社日立メディコ Magnetic resonance imaging equipment
JPH08215168A (en) * 1995-02-17 1996-08-27 Ge Yokogawa Medical Syst Ltd Magnetic field uniformity adjustment method and its device
JP3472642B2 (en) * 1995-03-31 2003-12-02 ジーイー横河メディカルシステム株式会社 Magnet assembly for MRI equipment
JPH09299351A (en) * 1996-05-16 1997-11-25 Hitachi Medical Corp Static magnetic field generating device for magnetic resonance imaging device
US5900793A (en) * 1997-07-23 1999-05-04 Odin Technologies Ltd Permanent magnet assemblies for use in medical applications
WO1999065392A1 (en) * 1998-06-19 1999-12-23 Sumitomo Special Metals Co., Ltd. Mri magnetic field generator

Also Published As

Publication number Publication date
WO2000016117A1 (en) 2000-03-23
GB2341448B (en) 2003-08-20
GB2341448A (en) 2000-03-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060911