The pressure acid leaching process of bulk concentrate of zinc and lead is investigated.
研究锌铅混合精矿加压浸出过程。
The former with low Ni content and high Fe content which is suitable to high pressure acid leaching.
前者铁含量高、镍含量较低，宜采用高压酸浸湿法冶金工艺处理；
This procedure (high pressure acid leaching), which is not yet used frequently, is especially energy-saving compared to the classical smelting in a rotary furnace.
这种还没有被广泛应用的矿石冶炼方法（高压酸冶炼方法）可较传统的熔炼方法具有节能的特点。
Taking copper sulphide mineral as study objects, the studies of chalcopyrite heating and pressure pre-oxidation leaching process were conducted in acid system adding chloride.
以硫化铜矿物为研究对象，在添加氯盐的酸性体系中，开展了黄铜矿加温、加压预氧化浸出过程研究。
The effects of surface active agents on the oxidative acid pressure leaching of sphalerite concentrate and the behaviors of the elemental sulfur produced were investigated.
本文考察了表面活性添加剂对锌精矿加压氧化酸浸过程及元素硫行为的影响。
A process of acid leaching under pressure of polymetallic sulphide flotation concentrates and various influence factors on leaching is studied.
研究了多金属硫化矿浮选精矿加压酸浸过程及各种因素对浸出的影响。
The leaching rates of vanadium of oxidizing acid leaching at atmospheric pressure and oxidizing acid pressure leaching were studied separately by contrasting conclusion.
分别考察石煤常压氧化酸浸和加压氧化酸浸过程中的钒浸取率。
With acid hot-pressure oxidation pretreatment, the gold recovery rate of a certain refractory gold concentrate is raised from 35.6% to 94.3%, comparing to the ordinary leaching process.
采用酸性热压氧化工艺对某难处理金精矿进行预处理，其金回收率可由常规浸出的35.6%提高到94.3%。
This experiment mainly studies the technology on pressure-leaching processes of rude and weakly oxidized ilmenite to artificial rutile in hydrochloric acid by pressure kettle.
采用盐酸加压浸出技术进行了攀枝花钛精矿浸出实验研究。
The process is acid adding pre-leaching at normal pressure, pressurized oxygen leaching to leach out base metals and filtering separation to obtain solid noble metal concentrate.
其特征在于 采用常压加酸预浸、再加压氧浸出，将羰化合成残渣中的贱金属浸出，过滤分 离得到固体贵金属精矿。
The process is acid adding pre-leaching at normal pressure, pressurized oxygen leaching to leach out base metals and filtering separation to obtain solid noble metal concentrate.
其特征在于 采用常压加酸预浸、再加压氧浸出，将羰化合成残渣中的贱金属浸出，过滤分 离得到固体贵金属精矿。
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