JP2000507688A - スピン偏光したキセノン―129用の低温アキュムレーター - Google Patents
スピン偏光したキセノン―129用の低温アキュムレーターInfo
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- JP2000507688A JP2000507688A JP9535422A JP53542297A JP2000507688A JP 2000507688 A JP2000507688 A JP 2000507688A JP 9535422 A JP9535422 A JP 9535422A JP 53542297 A JP53542297 A JP 53542297A JP 2000507688 A JP2000507688 A JP 2000507688A
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0029—Obtaining noble gases
- C01B2210/0037—Xenon
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/20—Processes or apparatus using other separation and/or other processing means using solidification of components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/42—Nitrogen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/36—Xenon
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/60—Closed external refrigeration cycle with single component refrigerant [SCR], e.g. C1-, C2- or C3-hydrocarbons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/90—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
- F25J2270/904—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration by liquid or gaseous cryogen in an open loop
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/62—Details of storing a fluid in a tank
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S62/00—Refrigeration
- Y10S62/919—Isotope
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S62/00—Refrigeration
- Y10S62/923—Inert gas
- Y10S62/925—Xenon or krypton
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 過偏光129Xeを含む起源ガスを、蓄積手段の中を貫流させることと、 該過偏光129Xeを該蓄積手段の中に蓄積することと を含む、過偏光129Xeを蓄積する方法。 2.上記蓄積が、 a)ガスが貫流することが可能な蓄積貯蔵器と、 b)129Xeを凍結状で上記蓄積貯蔵器内に蓄積させるのに十分な低温 まで上記蓄積貯蔵器を冷蔵するための冷蔵手段と を含む蓄積手段の中に上記129Xeを蓄積することを含む請求項1に記載の方法 。 3.上記蓄積が、印加された磁界内で実施される請求項1に記載の方法。 4.上記蓄積が、蓄積温度における上記過偏光129Xeのスピン格子緩和時間 を最大化するのに十分な磁界内で実施される請求項3に記載の方法。 5.上記蓄積が、129Xeが蓄積される温度における129Xeのほぼ最大可能ス ピン格子緩和時間までの時間実施される請求項1に記載の方法。 6.上記起源ガスが、消光用ガスをさらに含む請求項1に記載の方法。 7.上記消光用ガスが、窒素または水素である請求項6に記載の方法。 8.上記起源ガスが、緩衝ガスをさらに含む請求項1に記載の方法。 9.上記緩衝ガスが、ヘリウムである請求項7に記載の方法。 10.上記起源ガスが、約0.1%〜約5%の過偏光129Xeと、約0.1% 〜約30%の上記消光用ガスと、残りを占めるヘリウムとを含む請求項1に記載 の方法。 11.上記起源ガスが、約1%の過偏光129Xeと、約1%の窒素と、約98 %のヘリウムとを含む請求項10に記載の方法。 12.上記蓄積が、上記過偏光129Xeを蓄積することを含むが、他のガスの 蓄積を少なくとも実質的に排除することを含む請求項1に記載の方法。 13.上記冷蔵手段が、液体窒素、液体ヘリウム、または他の液化ガスを使用 して上記蓄積貯蔵器を冷蔵するための手段を含む請求項2に記載の方法。 14.上記冷蔵手段が、クローズドサイクル冷蔵システムを含む請求項2に記 載の方法。 15.上記方法が、上記過偏光129Xeを提供するために、上記起源ガス中の1 29 Xeを過偏光させることをさらに含む請求項1に記載の方法。 16.上記過偏光が、アルカリ金属とのスピン交換によって上記129Xeを過 偏光させることを含む請求項15に記載の方法。 17.上記過偏光が、過偏光129Xeを含む上記起源ガスの連続した流れを提 供し、上記過偏光129Xeの蓄積が、蓄積手段の温度における129Xeのほぼ最大 可能スピン格子緩和時間までの時間継続する請求項15に記載の方法。 18.上記蓄積された過偏光129Xeを、キセノンのほぼ氷点または氷点より も低い温度で保存することをさらに含む、請求項1に記載の方法。 19.上記保存が、上記蓄積された過偏光129Xeを上記蓄積することが実施 される所から離れた位置で保存することを含む請求項18に記載の方法。 20.上記保存が、上記蓄積された過偏光129Xeを、保存温度における上記 過偏光129Xeのスピン格子緩和時間を最大にするのに十分な、印加された磁界 内で保存することを含む請求項18に記載の方法。 21.a)その中を貫流する過偏光129Xeを蓄積するための蓄積貯蔵器と、 b)過偏光129Xeを凍結状で蓄積させるのに十分な低温まで上記蓄積 貯蔵器を冷蔵するための冷蔵手段と を含む、過偏光129Xeを連続的に蓄積するためのアキュムレーター装置。 22.上記蓄積手段が、上記蓄積貯蔵器に磁界を印加するための手段をさらに 含む請求項21に記載の装置。 23.上記蓄積手段が、蓄積温度における上記過偏光129Xeのスピン格子緩 和 時間を最大化するのに十分な磁界を上記蓄積貯蔵器に印加するための手段を含む 請求項22に記載の装置。 24.上記冷蔵手段が、液体窒素、液体ヘリウム、または他の液化ガスを使用 して上記蓄積貯蔵器を冷蔵するための手段を含む請求項21に記載の装置。 25.上記冷蔵手段が、クローズドサイクル冷蔵システムを含む請求項21に 記載の装置。 26.流動する過偏光129Xeを上記蓄積貯蔵器に提供ための手段をさらに含 む請求項21に記載の装置。 27.上記提供する手段が、流動する129Xeを過偏光させるための過偏光手 段を含む請求項25に記載の装置。 28.上記過偏光手段が、 a)上記流動する129Xeを偏光させるための偏光チャンバと、 b)上記偏光チャンバ内に過偏光放射線を送ることができる光源と を含む請求項27に記載の装置。 29.上記偏光チャンバが、過偏光中にアルカリ金属蒸気を提供するのに十分 な量のアルカリ金属を含む請求項28に記載の装置。 30.上記光源が、アルカリ金属とのスピン交換によって上記129Xeの過偏 光を誘導するのに十分な過偏光放射線を送出することができる請求項28に記載 の装置。 31.上記蓄積貯蔵器が、上記冷蔵手段から取外せる請求項21に記載の装置 。 32.上記蓄積貯蔵器が、上記過偏光手段および上記冷蔵手段から取外せる請 求項27に記載の装置。 33.上記蓄積貯蔵器が、密封できる請求項21に記載の装置。 34.上記密封可能な蓄積貯蔵器が、ガスの通気を可能にする一以上の弁付ガ スポートを含む請求項33に記載の装置。 35.上記装置が、過偏光129Xeを含むキセノンガスを提供するために、上 記蓄積した過偏光129Xeを昇華させるための手段をさらに含む請求項21に記 載の装置。 36.a)流動する129Xeを提供するのに適した起源ガス送出手段と、 b)流動する過偏光129Xeを提供するために、上記流動する129Xeを 過偏光させるための過偏光手段と、 c)上記過偏光129Xeを蓄積するための蓄積手段であって、 1)上記過偏光129Xeを蓄積するための蓄積貯蔵器と、 2)129Xeを凍結状で上記蓄積貯蔵器内に蓄積させるのに十 分な低温まで上記蓄積貯蔵器を冷蔵するための冷蔵手段と を含む蓄積手段と を含む、過偏光129Xeを連続的に製造するための装置。 37.過偏光129Xeを含む標的ガスを、該過偏光129Xeを蓄積するために、 アキュムレーター手段の中を貫流させることを含む過偏光129Xeを連続的に蓄 積する方法であって、該アキュムレーター手段が、 a)129Xeを蓄積するための蓄積貯蔵器と、 b)129Xeを凍結状で上記蓄積貯蔵器内に蓄積させるのに十分な低温 まで上記蓄積貯蔵器を冷蔵するための冷蔵手段と、 c)上記蓄積貯蔵器に磁界を印加するための手段と を含む方法。 38.過偏光129Xeを連続的に蓄積する方法であって、 a)過偏光129Xeを含む標的ガスを、過偏光手段の中を貫流させるこ とと、 b)上記標的ガス中の過偏光129Xeを提供するために、上記過偏光手 段内でアルカリ金属とのスピン交換によって上記129Xeを過偏光させることと 、 c)過偏光129Xeを凍結状で蓄積するために、上記標的ガスを、アキ ュムレーター手段の中を貫流させることと を含み、 上記アキュムレーター手段が、 1)上記凍結した過偏光129Xeを蓄積するための蓄積貯蔵器と、 2)129Xeを凍結状で上記蓄積貯蔵器内に蓄積させるのに十分な低温 まで上記蓄積貯蔵器を冷蔵するための冷蔵手段と を含む方法。 39.過偏光129Xeを含むガスが貫流できるように適合された取り替え可能 な蓄積貯蔵器であって、該取り替え可能な蓄積貯蔵器が、凍結した過偏光129X eを蓄積するのに十分な低温まで該蓄積貯蔵器を冷蔵するための冷蔵手段と取り 替え可能に連動するように適合されている、過偏光129Xeを蓄積するための蓄 積装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/622,865 US5809801A (en) | 1996-03-29 | 1996-03-29 | Cryogenic accumulator for spin-polarized xenon-129 |
US08/622,865 | 1996-03-29 | ||
PCT/US1997/005004 WO1997037177A1 (en) | 1996-03-29 | 1997-03-27 | Cryogenic accumulator for spin-polarized xenon-129 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007216138A Division JP4231533B2 (ja) | 1996-03-29 | 2007-08-22 | スピン偏光したキセノン−129用の低温アキュムレーター |
Publications (2)
Publication Number | Publication Date |
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JP2000507688A true JP2000507688A (ja) | 2000-06-20 |
JP2000507688A5 JP2000507688A5 (ja) | 2004-12-02 |
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP9535422A Pending JP2000507688A (ja) | 1996-03-29 | 1997-03-27 | スピン偏光したキセノン―129用の低温アキュムレーター |
JP2007216138A Expired - Fee Related JP4231533B2 (ja) | 1996-03-29 | 2007-08-22 | スピン偏光したキセノン−129用の低温アキュムレーター |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007216138A Expired - Fee Related JP4231533B2 (ja) | 1996-03-29 | 2007-08-22 | スピン偏光したキセノン−129用の低温アキュムレーター |
Country Status (10)
Country | Link |
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US (2) | US5809801A (ja) |
EP (1) | EP0890066B1 (ja) |
JP (2) | JP2000507688A (ja) |
AT (1) | ATE235032T1 (ja) |
AU (1) | AU712530B2 (ja) |
CA (1) | CA2250167C (ja) |
DE (1) | DE69719962T2 (ja) |
DK (1) | DK0890066T3 (ja) |
ES (1) | ES2195131T3 (ja) |
WO (1) | WO1997037177A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005021430A (ja) * | 2003-07-03 | 2005-01-27 | Ge Medical Systems Global Technology Co Llc | 希ガスポーラライザ装置および磁気共鳴撮像システム |
JP2008237910A (ja) * | 2007-03-28 | 2008-10-09 | General Electric Co <Ge> | 過分極材料の溶解および輸送用流体経路システム |
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- 1997-03-27 WO PCT/US1997/005004 patent/WO1997037177A1/en active IP Right Grant
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- 1997-03-27 JP JP9535422A patent/JP2000507688A/ja active Pending
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JP2005021430A (ja) * | 2003-07-03 | 2005-01-27 | Ge Medical Systems Global Technology Co Llc | 希ガスポーラライザ装置および磁気共鳴撮像システム |
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JP2008237910A (ja) * | 2007-03-28 | 2008-10-09 | General Electric Co <Ge> | 過分極材料の溶解および輸送用流体経路システム |
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JP2013503021A (ja) * | 2009-08-31 | 2013-01-31 | ミリケルビン テクノロジーズ エルエルシー | 過分極材料及びそれらの混合物を作製するシステムおよび方法 |
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WO1997037177A1 (en) | 1997-10-09 |
AU712530B2 (en) | 1999-11-11 |
EP0890066B1 (en) | 2003-03-19 |
ES2195131T3 (es) | 2003-12-01 |
EP0890066A4 (en) | 2000-01-19 |
CA2250167C (en) | 2002-05-07 |
JP2008036443A (ja) | 2008-02-21 |
ATE235032T1 (de) | 2003-04-15 |
EP0890066A1 (en) | 1999-01-13 |
DE69719962T2 (de) | 2003-12-18 |
AU2592097A (en) | 1997-10-22 |
DE69719962D1 (de) | 2003-04-24 |
US5860295A (en) | 1999-01-19 |
US5809801A (en) | 1998-09-22 |
CA2250167A1 (en) | 1997-10-09 |
JP4231533B2 (ja) | 2009-03-04 |
DK0890066T3 (da) | 2003-07-14 |
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