发明名称 |
SCRUBBING OF GASEOUS FLUORIDES FROM PROCESS EXHAUSTS |
摘要 |
A method of dry scrubbing process exhaust gases containing fluorides comprising bringing the fluoride containing gas into contact with particles of a material selected from aluminium hydroxide, rehydrated smelter grade alumina and/or partially calcined gibbsite, whereby the fluoride component of the exhaust gas chemically reacts with the particles to form aluminium fluoride, and collecting the aluminium fluoride particles for subsequent use. |
申请公布号 |
WO9302772(A1) |
申请公布日期 |
1993.02.18 |
申请号 |
WO1992AU00416 |
申请日期 |
1992.08.07 |
申请人 |
COMALCO ALUMINIUM LIMITED |
发明人 |
WELLWOOD, GRANT, ASHLEY;SMITH, THOMAS, KEITH |
分类号 |
B01D53/68;C01B9/08;C01F7/44;C01F7/50 |
主分类号 |
B01D53/68 |
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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