发明名称 |
DEVICE FOR AND METHOD OF PRODUCING HYPERFINE FROZEN PARTICLES |
摘要 |
A device for and a method of producing hyperfine frozen particles reduces the quantity of impurity particles in the hyperfine frozen particles produced and stabilizes the generation of hyperfine frozen particles. A hopper includes a heat exchanger through which a coolant, such as nitrogen gas or liquid nitrogen, is circulated. A nitrogen gas inlet through which low temperature nitrogen gas as a coolant is supplied includes a filter to produce a laminar flow of the gas.
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申请公布号 |
US5216890(A) |
申请公布日期 |
1993.06.08 |
申请号 |
US19920846010 |
申请日期 |
1992.03.04 |
申请人 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
发明人 |
BAN, COZY;KANNO, ITARU;FUKUMOTO, TAKAAKI |
分类号 |
B01D7/02;F25C1/00 |
主分类号 |
B01D7/02 |
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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