FR2697074B1 - Réservoir cryogénique. - Google Patents
Réservoir cryogénique.Info
- Publication number
- FR2697074B1 FR2697074B1 FR9212574A FR9212574A FR2697074B1 FR 2697074 B1 FR2697074 B1 FR 2697074B1 FR 9212574 A FR9212574 A FR 9212574A FR 9212574 A FR9212574 A FR 9212574A FR 2697074 B1 FR2697074 B1 FR 2697074B1
- Authority
- FR
- France
- Prior art keywords
- reservoir
- getter
- plug
- valve
- cryogenic
- 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
- 239000012530 fluid Substances 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000003795 desorption Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
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
- F17C13/005—Details of vessels or of the filling or discharging of vessels for medium-size and small storage vessels not under pressure
- F17C13/006—Details of vessels or of the filling or discharging of vessels for medium-size and small storage vessels not under pressure for Dewar vessels or cryostats
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/06—Arrangements using an air layer or vacuum
- F16L59/065—Arrangements using an air layer or vacuum using 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
- 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
-
- 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
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/01—Shape
- F17C2201/0104—Shape cylindrical
- F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
-
- 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
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/03—Orientation
- F17C2201/035—Orientation with substantially horizontal main axis
-
- 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
- F17C2203/01—Reinforcing or suspension means
- F17C2203/014—Suspension means
- F17C2203/018—Suspension means by attachment at the neck
-
- 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
- F17C2203/0395—Getter
-
- 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
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/01—Mounting arrangements
- F17C2205/0153—Details of mounting arrangements
- F17C2205/0157—Details of mounting arrangements for transport
- F17C2205/0165—Details of mounting arrangements for transport with handgrip
-
- 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
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0308—Protective caps
-
- 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
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
-
- 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
- F17C2221/011—Oxygen
-
- 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
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
- F17C2223/033—Small pressure, e.g. for liquefied gas
-
- 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
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/03—Dealing with losses
- F17C2260/035—Dealing with losses of fluid
- F17C2260/037—Handling leaked fluid
-
- 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
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/04—Reducing risks and environmental impact
- F17C2260/042—Reducing risk of explosion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9212574A FR2697074B1 (fr) | 1992-10-21 | 1992-10-21 | Réservoir cryogénique. |
DE4334990A DE4334990B4 (de) | 1992-10-21 | 1993-10-14 | Tiefsttemperaturbehälter |
GB9321530A GB2271839B (en) | 1992-10-21 | 1993-10-19 | Cryogenic reservoir |
US08/139,083 US5375423A (en) | 1992-10-21 | 1993-10-21 | Cryogenic reservoir |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9212574A FR2697074B1 (fr) | 1992-10-21 | 1992-10-21 | Réservoir cryogénique. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2697074A1 FR2697074A1 (fr) | 1994-04-22 |
FR2697074B1 true FR2697074B1 (fr) | 1994-12-23 |
Family
ID=9434725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9212574A Expired - Fee Related FR2697074B1 (fr) | 1992-10-21 | 1992-10-21 | Réservoir cryogénique. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5375423A (fr) |
DE (1) | DE4334990B4 (fr) |
FR (1) | FR2697074B1 (fr) |
GB (1) | GB2271839B (fr) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1271207B (it) * | 1994-07-07 | 1997-05-27 | Getters Spa | Dispositivo per il mantenimento del vuoto in intercapedini termicamente isolanti e procedimento per la sua produzione |
KR0184681B1 (ko) * | 1995-01-24 | 1999-05-15 | 구보타 다다시 | 탄산가스 흡착제를 가지는 발포 단열재와 그 발포 단열재의 제조방법 |
US5613366A (en) * | 1995-05-25 | 1997-03-25 | Aerojet General Corporation | System and method for regulating the temperature of cryogenic liquids |
DE19602940B4 (de) * | 1996-01-27 | 2007-06-21 | Thyssenkrupp Tempsafe Gmbh | Bauteil mit abdeckbarer Zugangsöffnung |
US6955793B1 (en) * | 1997-06-18 | 2005-10-18 | Arencibia Jr Jose P | Temperature controlled reaction vessel |
WO1998057741A2 (fr) * | 1997-06-18 | 1998-12-23 | Arencibia Associates, Inc. | Cuve a reaction a regulation de temperature |
JP3892958B2 (ja) * | 1997-12-02 | 2007-03-14 | ジャパン・エア・ガシズ株式会社 | ガス容器用の加熱装置 |
US6209343B1 (en) | 1998-09-29 | 2001-04-03 | Life Science Holdings, Inc. | Portable apparatus for storing and/or transporting biological samples, tissues and/or organs |
JP3509092B2 (ja) * | 1998-12-11 | 2004-03-22 | 住友電気工業株式会社 | 超電導体の冷却装置 |
AT4606U1 (de) * | 2000-06-09 | 2001-09-25 | Mi Developments Austria Ag & C | Speicherbehälter für kryogenen treibstoff |
US6568194B1 (en) * | 2001-01-17 | 2003-05-27 | Superconductor Technologies, Inc. | Evacuation port and closure for dewars |
US6505469B1 (en) | 2001-10-15 | 2003-01-14 | Chart Inc. | Gas dispensing system for cryogenic liquid vessels |
JP5256596B2 (ja) * | 2006-09-01 | 2013-08-07 | パナソニック株式会社 | 気体吸着デバイスおよび真空断熱材 |
JP5140966B2 (ja) * | 2006-09-01 | 2013-02-13 | パナソニック株式会社 | 真空断熱体 |
JP5256595B2 (ja) * | 2006-09-01 | 2013-08-07 | パナソニック株式会社 | 気体吸着デバイスおよび気体吸着デバイスを備えた真空機器 |
US7988770B2 (en) | 2005-09-26 | 2011-08-02 | Panasonic Corporation | Gas adsorbing device, vacuum heat insulator making use of gas adsorbing device and process for producing vacuum heat insulator |
GB2445574B (en) * | 2007-01-11 | 2008-12-17 | Siemens Magnet Technology Ltd | A cryostat for transporting cooled equipment at a cryogenic temperature |
DE102007016974B4 (de) * | 2007-04-10 | 2017-06-22 | Bayerische Motoren Werke Aktiengesellschaft | Behältersysstem mit einer Vakuum-Isolationshülle, insbesondere Fahrzeug-Kryotank |
DE112009002357T5 (de) | 2008-10-01 | 2012-01-26 | Magna Steyr Fahrzeugtechnik Ag & Co. Kg | Tiefsttemperaturbehälter |
US20100115970A1 (en) * | 2008-11-13 | 2010-05-13 | Ron Lee | Thermal management apparatus for gas storage |
DE102009034837A1 (de) | 2009-07-27 | 2011-02-17 | Gsi Helmholtzzentrum Für Schwerionenforschung Gmbh | Gehäuse |
US8859153B1 (en) | 2009-09-01 | 2014-10-14 | The Boeing Company | Thermal conditioning fluids for an underwater cryogenic storage vessel |
US8651313B1 (en) * | 2009-09-01 | 2014-02-18 | The Boeing Company | Underwater cryogenic storage vessel |
WO2019147563A1 (fr) | 2018-01-23 | 2019-08-01 | The Tisdale Group | Système de refroidissement à base d'azote liquide |
CN112825278B (zh) * | 2019-11-20 | 2022-12-27 | 西门子(深圳)磁共振有限公司 | 一种用于磁共振成像设备的低温恒温器构造及磁共振成像设备 |
FR3123410B1 (fr) * | 2021-05-27 | 2023-12-08 | Cryolor | Récipient cryogénique |
FR3130933B1 (fr) * | 2021-12-22 | 2024-06-28 | Faurecia Systemes Dechappement | Unité de stockage de fluide cryogénique |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE385061C (de) * | 1918-07-18 | 1923-12-03 | Sprengluft Ges M B H | Vakuumgefaess und Verfahren zu seiner Herstellung |
US2900800A (en) * | 1956-01-05 | 1959-08-25 | Union Carbide Corp | Method and apparatus for maintaining efficiency of vacuum insulation |
US3030780A (en) * | 1958-05-12 | 1962-04-24 | Union Carbide Corp | Refrigerated container for liquefied gases |
NL255383A (fr) * | 1959-08-31 | 1900-01-01 | Union Carbide Corp | |
US2998708A (en) * | 1959-11-25 | 1961-09-05 | Union Carbide Corp | Container for low temperature liquids |
US3782133A (en) * | 1972-08-14 | 1974-01-01 | Air Liquide | Low temperature storage vessel |
DE2657904A1 (de) * | 1975-12-30 | 1977-07-14 | Osaka Oxygen Ind | Thermosbehaelter fuer verfluessigte gase und getterlegierung dafuer |
US4287720A (en) * | 1979-11-21 | 1981-09-08 | Union Carbide Corporation | Cryogenic liquid container |
JPS5956970A (ja) * | 1982-09-27 | 1984-04-02 | Taiyo Sanso Kk | 金属製真空断熱容器の製造方法 |
US4510758A (en) * | 1983-06-20 | 1985-04-16 | Canberra Industries, Inc. | Convertible cryostat |
DE3600298A1 (de) * | 1985-03-07 | 1986-09-11 | Messer Griesheim Gmbh, 6000 Frankfurt | Verfahren zum einbringen eines adsorptionsmittels |
GB2231716A (en) * | 1989-05-10 | 1990-11-21 | Philips Electronic Associated | Producing and maintaining a vacuum space in an infrared detector or other device with a getter |
US4944155A (en) * | 1989-06-14 | 1990-07-31 | Kadel Engineering Corporation | Vacuum separator for dewar flask cold exchange systems |
FR2655407B1 (fr) * | 1989-12-01 | 1993-10-29 | Air Liquide | Reservoir pour liquide cryoenique. |
-
1992
- 1992-10-21 FR FR9212574A patent/FR2697074B1/fr not_active Expired - Fee Related
-
1993
- 1993-10-14 DE DE4334990A patent/DE4334990B4/de not_active Expired - Fee Related
- 1993-10-19 GB GB9321530A patent/GB2271839B/en not_active Expired - Fee Related
- 1993-10-21 US US08/139,083 patent/US5375423A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2271839A (en) | 1994-04-27 |
FR2697074A1 (fr) | 1994-04-22 |
DE4334990B4 (de) | 2007-06-14 |
GB9321530D0 (en) | 1993-12-08 |
DE4334990A1 (de) | 1994-04-28 |
GB2271839B (en) | 1996-05-08 |
US5375423A (en) | 1994-12-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2697074B1 (fr) | Réservoir cryogénique. | |
ES479350A1 (es) | Valvula perfeccionada para la mezcla de un gas con un fluido almacenado a presion en un recipiente. | |
ATE56510T1 (de) | Ventil fuer gasbehaelter. | |
ES465330A1 (es) | Perfeccionamientos introducidos en un conjunto de valvula deentrada para un deposito de combustible | |
ES8204381A1 (es) | Perfeccionamientos en valvulas pulverizadoras | |
NZ515671A (en) | Container with primary and secondary pressurised compartments, typically bottle containing capsule, with valve sealing capsule | |
ES8303655A1 (es) | "deposito para gas licuado, especialmente para metano licuado". | |
AU528424B2 (en) | Head piece for liquefied gas tank | |
GB921853A (en) | Safety device for insulated tank | |
JPS5247922A (en) | Aerosol of insecticide | |
JPS57163747A (en) | Anti-oscillation supporter for automobile engine | |
GB959648A (en) | Non-return valve with pressure release | |
SU1795628A1 (ru) | Система обеспечения взрывобезопасности отсека бака криогенного топлива | |
KR860000082A (ko) | 소 화 기 | |
FR2356855A2 (fr) | Bouchon pour reservoir de combustible liquide | |
SU584491A1 (ru) | Система наддува топливных баков | |
FR2339113A1 (fr) | Bouchon pour reservoir de combustible liquide | |
JPS63152099U (fr) | ||
JPS5724477A (en) | Compressor | |
GB1019261A (en) | Improvements in or relating to drums and like containers | |
JPS6119178U (ja) | 低温配管系における可燃性ガスの漏洩防止装置 | |
JPS5776817A (en) | Gas insulation tap changing device under load | |
GB929795A (en) | Bulk storage and supply tank for liquefied gases | |
JPS5681299A (en) | Pumping-up device using compressed air | |
GB854444A (en) | Converter for liquefied gases |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20090630 |