| 发明名称 |
Cryogenic freezing system. |
| 摘要 |
<p>The operation of a prior art freezer installation for freezing food can be improved by: (1) improved refrigeration techniques; (2) providing air curtaions at the doors of the freezer; (3) using a pulse bag filter for separating ice from the air leaving the freezer; and (4) ensuring that the air leaving the freezer is colder than -80 DEG F.</p> |
| 申请公布号 |
EP0054956(A2) |
申请公布日期 |
1982.06.30 |
| 申请号 |
EP19810110664 |
申请日期 |
1981.12.21 |
| 申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
PRENTICE, ALAN LINDSAY;FILIPPI, RICHARD ERNEST |
| 分类号 |
A23L3/375;B01D46/00;B01D46/04;F25B9/00;F25D21/06;(IPC1-7):25D21/06;01D46/04;25B9/00 |
主分类号 |
A23L3/375 |
| 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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