| 发明名称 |
Cryogenic cooling of pneumatically transported solids |
| 摘要 |
The present invention is an improved process for cooling cement which comprises injecting liquid nitrogen into a pneumatic transport line used to convey the cement.
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| 申请公布号 |
US4479362(A) |
申请公布日期 |
1984.10.30 |
| 申请号 |
US19820448560 |
申请日期 |
1982.12.10 |
| 申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
MCWHORTER, THOMAS E.;HALPER, BARRY J. |
| 分类号 |
C04B40/06;(IPC1-7):F25D13/06 |
主分类号 |
C04B40/06 |
| 代理机构 |
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| 主权项 |
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| 地址 |
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