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- Cryogenic_storage_dewar abstract "Cryogenic storage dewars are specialised types of vacuum flask used for storing cryogens (such as liquid nitrogen or liquid helium), whose boiling points are much lower than room temperature. Cryogenic storage dewars may take several different forms including open buckets, flasks with loose-fitting stoppers and self-pressurising tanks. All dewars have walls constructed from two or more layers, with a high vacuum maintained between the layers. This provides very good thermal insulation between the interior and exterior of the dewar, which reduces the rate at which the contents boils away. Precautions are taken in the design of dewars to safely manage the gas which is released as the liquid slowly boils. The simplest dewars allow the gas to escape either through an open top or past a loose-fitting stopper to prevent the risk of explosion. More sophisticated dewars trap the gas above the liquid, and hold it at high pressure. This increases the boiling point of the liquid, allowing it to be stored for extended periods. Excessive vapour pressure is released automatically through safety valves. The method of decanting liquid from a dewar depends upon its design. Simple dewars may be tilted, to pour liquid from the neck. Self-pressurising designs use the gas pressure in the top of the dewar to force the liquid upward through a pipe leading to the neck.".
- Cryogenic_storage_dewar thumbnail Liquid_Nitrogen_Tank.JPG?width=300.
- Cryogenic_storage_dewar wikiPageID "27053099".
- Cryogenic_storage_dewar wikiPageLength "3828".
- Cryogenic_storage_dewar wikiPageOutDegree "29".
- Cryogenic_storage_dewar wikiPageRevisionID "649134807".
- Cryogenic_storage_dewar wikiPageWikiLink Argon.
- Cryogenic_storage_dewar wikiPageWikiLink Asphyxia.
- Cryogenic_storage_dewar wikiPageWikiLink Atmosphere_of_Earth.
- Cryogenic_storage_dewar wikiPageWikiLink Boiling_point.
- Cryogenic_storage_dewar wikiPageWikiLink Bucket.
- Cryogenic_storage_dewar wikiPageWikiLink Category:Containers.
- Cryogenic_storage_dewar wikiPageWikiLink Category:Cryogenics.
- Cryogenic_storage_dewar wikiPageWikiLink Category:Industrial_gases.
- Cryogenic_storage_dewar wikiPageWikiLink Cryogenics.
- Cryogenic_storage_dewar wikiPageWikiLink Elevator.
- Cryogenic_storage_dewar wikiPageWikiLink Expansion_ratio.
- Cryogenic_storage_dewar wikiPageWikiLink Hazard.
- Cryogenic_storage_dewar wikiPageWikiLink Ice.
- Cryogenic_storage_dewar wikiPageWikiLink Liquid_helium.
- Cryogenic_storage_dewar wikiPageWikiLink Liquid_hydrogen.
- Cryogenic_storage_dewar wikiPageWikiLink Liquid_nitrogen.
- Cryogenic_storage_dewar wikiPageWikiLink Liquid_oxygen.
- Cryogenic_storage_dewar wikiPageWikiLink Neon.
- Cryogenic_storage_dewar wikiPageWikiLink Oxygen.
- Cryogenic_storage_dewar wikiPageWikiLink Relief_valve.
- Cryogenic_storage_dewar wikiPageWikiLink Room_temperature.
- Cryogenic_storage_dewar wikiPageWikiLink Texas_A&M_University.
- Cryogenic_storage_dewar wikiPageWikiLink Thermal_insulation.
- Cryogenic_storage_dewar wikiPageWikiLink Vacuum.
- Cryogenic_storage_dewar wikiPageWikiLink Vacuum_flask.
- Cryogenic_storage_dewar wikiPageWikiLink File:Liquid_Nitrogen_Tank.JPG.
- Cryogenic_storage_dewar wikiPageWikiLinkText "Cryogenic storage dewar".
- Cryogenic_storage_dewar wikiPageWikiLinkText "Dewars".
- Cryogenic_storage_dewar wikiPageWikiLinkText "cryogenic storage dewar".
- Cryogenic_storage_dewar wikiPageWikiLinkText "dewar flasks".
- Cryogenic_storage_dewar wikiPageWikiLinkText "dewar".
- Cryogenic_storage_dewar wikiPageWikiLinkText "dewars".
- Cryogenic_storage_dewar wikiPageUsesTemplate Template:Citation_needed.
- Cryogenic_storage_dewar wikiPageUsesTemplate Template:Refimprove.
- Cryogenic_storage_dewar wikiPageUsesTemplate Template:Reflist.
- Cryogenic_storage_dewar subject Category:Containers.
- Cryogenic_storage_dewar subject Category:Cryogenics.
- Cryogenic_storage_dewar subject Category:Industrial_gases.
- Cryogenic_storage_dewar hypernym Types.
- Cryogenic_storage_dewar type MeanOfTransportation.
- Cryogenic_storage_dewar type Container.
- Cryogenic_storage_dewar type Tool.
- Cryogenic_storage_dewar comment "Cryogenic storage dewars are specialised types of vacuum flask used for storing cryogens (such as liquid nitrogen or liquid helium), whose boiling points are much lower than room temperature. Cryogenic storage dewars may take several different forms including open buckets, flasks with loose-fitting stoppers and self-pressurising tanks. All dewars have walls constructed from two or more layers, with a high vacuum maintained between the layers.".
- Cryogenic_storage_dewar label "Cryogenic storage dewar".
- Cryogenic_storage_dewar sameAs Q5190527.
- Cryogenic_storage_dewar sameAs Kryobehälter.
- Cryogenic_storage_dewar sameAs m.0bs80n0.
- Cryogenic_storage_dewar sameAs Q5190527.
- Cryogenic_storage_dewar wasDerivedFrom Cryogenic_storage_dewar?oldid=649134807.
- Cryogenic_storage_dewar depiction Liquid_Nitrogen_Tank.JPG.
- Cryogenic_storage_dewar isPrimaryTopicOf Cryogenic_storage_dewar.