DE69500685D1 - Verbesserungen an/oder bezüglich Elektromagneten - Google Patents
Verbesserungen an/oder bezüglich ElektromagnetenInfo
- Publication number
- DE69500685D1 DE69500685D1 DE69500685T DE69500685T DE69500685D1 DE 69500685 D1 DE69500685 D1 DE 69500685D1 DE 69500685 T DE69500685 T DE 69500685T DE 69500685 T DE69500685 T DE 69500685T DE 69500685 D1 DE69500685 D1 DE 69500685D1
- Authority
- DE
- Germany
- Prior art keywords
- electromagnets
- regarding
- regarding electromagnets
- 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
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
- 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
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/04—Cooling
-
- 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
- F17C2203/0391—Thermal insulations by vacuum
-
- 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
- F17C2203/0602—Wall structures; Special features thereof
- F17C2203/0612—Wall structures
- F17C2203/0626—Multiple walls
- F17C2203/0629—Two walls
-
- 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
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/016—Noble gases (Ar, Kr, Xe)
- F17C2221/017—Helium
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9415188A GB2291970A (en) | 1994-07-28 | 1994-07-28 | Double wall thermal shield for MRI magnet |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69500685D1 true DE69500685D1 (de) | 1997-10-16 |
DE69500685T2 DE69500685T2 (de) | 1998-01-15 |
Family
ID=10758989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69500685T Expired - Fee Related DE69500685T2 (de) | 1994-07-28 | 1995-06-29 | Verbesserungen an/oder bezüglich Elektromagneten |
Country Status (5)
Country | Link |
---|---|
US (1) | US5691678A (de) |
EP (1) | EP0694931B1 (de) |
JP (1) | JPH08321417A (de) |
DE (1) | DE69500685T2 (de) |
GB (1) | GB2291970A (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6002315A (en) * | 1997-03-17 | 1999-12-14 | General Atomics | Inner cold-warm support structure for superconducting magnets |
US20060089264A1 (en) * | 2004-02-24 | 2006-04-27 | Seungok Hong | Method of heat treating HTc conductors in a large fabricated system |
JP4705528B2 (ja) | 2006-01-05 | 2011-06-22 | 株式会社日立製作所 | 超伝導磁石装置および磁気共鳴イメージング装置 |
JP4703408B2 (ja) * | 2006-01-13 | 2011-06-15 | 三菱電機株式会社 | 超電導電磁石装置 |
JP4833875B2 (ja) * | 2007-01-23 | 2011-12-07 | 新日本製鐵株式会社 | バルク酸化物超伝導材料を用いた磁石装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5821305A (ja) * | 1981-07-28 | 1983-02-08 | Toshiba Corp | 超電導磁石における液体ヘリウム溜内槽支持構造 |
JPS6171607A (ja) * | 1984-09-17 | 1986-04-12 | Toshiba Corp | 超電導磁石の内槽支持装置 |
JPS61113218A (ja) * | 1984-11-07 | 1986-05-31 | Mitsubishi Electric Corp | 超電導マグネツト |
JPS6430206A (en) * | 1987-07-27 | 1989-02-01 | Mitsubishi Electric Corp | Superconducting electromagnet |
GB2233750B (en) * | 1989-06-21 | 1993-02-03 | Hitachi Ltd | Cryostat with cryo-cooler |
GB8920345D0 (en) * | 1989-09-08 | 1989-10-25 | Oxford Advanced Tech | Magnetic field generating system |
US5406204A (en) * | 1992-03-27 | 1995-04-11 | Picker International, Inc. | Integrated MRI gradient coil and RF screen |
US5359310A (en) * | 1992-04-15 | 1994-10-25 | Houston Advanced Research Center | Ultrashort cylindrical shielded electromagnet for magnetic resonance imaging |
US5539367A (en) * | 1994-05-02 | 1996-07-23 | General Electric Company | Superconducting gradient shields in magnetic resonance imaging magnets |
-
1994
- 1994-07-28 GB GB9415188A patent/GB2291970A/en not_active Withdrawn
-
1995
- 1995-06-29 EP EP95110118A patent/EP0694931B1/de not_active Expired - Lifetime
- 1995-06-29 DE DE69500685T patent/DE69500685T2/de not_active Expired - Fee Related
- 1995-07-17 US US08/502,957 patent/US5691678A/en not_active Expired - Fee Related
- 1995-07-27 JP JP7192068A patent/JPH08321417A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB9415188D0 (en) | 1994-09-21 |
US5691678A (en) | 1997-11-25 |
GB2291970A (en) | 1996-02-07 |
EP0694931B1 (de) | 1997-09-10 |
EP0694931A1 (de) | 1996-01-31 |
JPH08321417A (ja) | 1996-12-03 |
DE69500685T2 (de) | 1998-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |