| 摘要 |
<p>NON-EVAPORATIVE PROCESS FOR THE PRODUCTION OF ALUMINUM SULFATE A non-evaporative process for the production of drier aluminum sulfate is disclosed. A purified alum liquor containing 6 to 11% alumina as Al2O3 is contacted with aluminum trihydrate and additional sulfuric acid in amounts sufficient to produce drier, low iron aluminum sulfate.</p> |
