| 发明名称 |
PURIFICATION AND RECONCENTRATION OF WASTE SULPHURIC ACID |
| 摘要 |
<p>Purification and Reconcentration of Waste Sulphuric Acid This invention relates to a process for the production of concentrated sulphuric acid from waste sulphuric acid which comprises subjecting said waste acid to microwave energy for a sufficient period of time to effect production of water vapour, whereby said waste acid is concentrated to a desired degree; removing said water vapour; and collecting said concentrated acid.</p> |
| 申请公布号 |
CA1259775(A) |
申请公布日期 |
1989.09.26 |
| 申请号 |
CA19850474983 |
申请日期 |
1985.02.22 |
| 申请人 |
C-I-L SULPHUR PRODUCTS INC. - PRODUITS SULFUREUX C-I-L INC. |
发明人 |
MASSE, GARY M.J. |
| 分类号 |
C01B17/90;(IPC1-7):C01B17/88;B01J19/12 |
主分类号 |
C01B17/90 |
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