| 发明名称 |
RECOVERY OF HYDROGEN FLUORIDE |
| 摘要 |
The disclosure 113 of methods for recovering hydrogen fluoride from aqueous feed liquids containing fluosilicic acid in solution. The fluosilicic acid is converted to 07161986 hydrogen fluoride, which is reclaimed by absorption and desorption, using sodium fluoride-sodium bifluoride in fluidized beds.
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| 申请公布号 |
US3711596(A) |
申请公布日期 |
1973.01.16 |
| 申请号 |
USD3711596 |
申请日期 |
1965.03.04 |
| 申请人 |
GULF DESIGN AND ENG CORP,US |
发明人 |
HARTIG R,US |
| 分类号 |
C01B7/19;(IPC1-7):C01B7/22 |
主分类号 |
C01B7/19 |
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