GB2193578B - Electromagnet arrangements - Google Patents

Electromagnet arrangements

Info

Publication number
GB2193578B
GB2193578B GB8718003A GB8718003A GB2193578B GB 2193578 B GB2193578 B GB 2193578B GB 8718003 A GB8718003 A GB 8718003A GB 8718003 A GB8718003 A GB 8718003A GB 2193578 B GB2193578 B GB 2193578B
Authority
GB
United Kingdom
Prior art keywords
electromagnet arrangements
electromagnet
arrangements
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
GB8718003A
Other versions
GB2193578A (en
GB8718003D0 (en
Inventor
Frederick Thomas David Goldie
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.)
Philips Design Ltd
Original Assignee
Picker International 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
Priority claimed from GB868619012A external-priority patent/GB8619012D0/en
Application filed by Picker International Ltd filed Critical Picker International Ltd
Priority to GB8718003A priority Critical patent/GB2193578B/en
Publication of GB8718003D0 publication Critical patent/GB8718003D0/en
Publication of GB2193578A publication Critical patent/GB2193578A/en
Application granted granted Critical
Publication of GB2193578B publication Critical patent/GB2193578B/en
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
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB8718003A 1986-08-04 1987-07-29 Electromagnet arrangements Expired GB2193578B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8718003A GB2193578B (en) 1986-08-04 1987-07-29 Electromagnet arrangements

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868619012A GB8619012D0 (en) 1986-08-04 1986-08-04 Electromagnet arrangements
GB8718003A GB2193578B (en) 1986-08-04 1987-07-29 Electromagnet arrangements

Publications (3)

Publication Number Publication Date
GB8718003D0 GB8718003D0 (en) 1987-09-03
GB2193578A GB2193578A (en) 1988-02-10
GB2193578B true GB2193578B (en) 1989-12-20

Family

ID=26291129

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8718003A Expired GB2193578B (en) 1986-08-04 1987-07-29 Electromagnet arrangements

Country Status (1)

Country Link
GB (1) GB2193578B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5006804A (en) * 1989-12-04 1991-04-09 General Electric Company Method of optimizing shim coil current selection in magnetic resonance magnets

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155642A (en) * 1984-03-09 1985-09-25 Mitsubishi Electric Corp Apparatus for generating highly homogeneous magnetic field

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155642A (en) * 1984-03-09 1985-09-25 Mitsubishi Electric Corp Apparatus for generating highly homogeneous magnetic field

Also Published As

Publication number Publication date
GB2193578A (en) 1988-02-10
GB8718003D0 (en) 1987-09-03

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Legal Events

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

Effective date: 19920729