| 摘要 |
<p>PCT No. PCT/AU95/00403 Sec. 371 Date Jun. 25, 1996 Sec. 102(e) Date Jun. 25, 1996 PCT Filed Jul. 4, 1995 PCT Pub. No. WO96/01150 PCT Pub. Date Jan. 18, 1996A flotation process for the separation of a mineral of non-sulphidic character, such as a talcose mineral, from a mineral of sulphidic character, for example a base metal sulphide, characterized in that a slurry containing a mixture of the minerals is subjected to a sequence of mineral dressing operations in which a non-oxidizing gas or gas mixture and a reducing agent are added to the slurry to maintain an electrochemical potential conducive to the separation of the minerals by flotation./!</p> |
