首先揭示了煤中黄铁矿的分布赋存规律。
This paper deals firstly with the distribution of pyrites in coals.
研究了电解还原法和金属腐蚀电偶法对煤和黄铁矿表面改性的机理。
The modification mechanism of coal and coal-pyrite surface was studied after treatment with electrolysis reduction and metal corrosion interaction.
结果表明，电化学调浆不破坏煤的结构，经过电化学调浆浮选，能有效的脱除煤中硫、尤其是黄铁矿硫。
The result show that the pyrite in coal is the oxidized FeSn, and can be suppressed by electro reduction.
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