| 发明名称 |
Cooling using a cryogenic liquid and contacting gas |
| 摘要 |
A cooling apparatus includes a dewar and a quantity of liquid nitrogen within the container. Gaseous helium is contacted to the liquid nitrogen, either by contacting its top surface or by being bubbled through the liquid nitrogen. The temperature of the cryogenic liquid is lowered by the contact of the gas. |
| 申请公布号 |
WO9829669(A3) |
申请公布日期 |
1998.09.17 |
| 申请号 |
WO1997US22984 |
申请日期 |
1997.12.29 |
| 申请人 |
BIOMAGNETIC TECHNOLOGIES, INC. |
发明人 |
DIORIO, MARK, S.;YANG, KAI-YUEH;YOSHIZUMI, SHOZO |
| 分类号 |
F17C11/00;F25D3/10;H01L23/44;H01L39/04 |
主分类号 |
F17C11/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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