捕收

The influence of different collectors on the recovery of gold and silver was studied, and the tests on regrinding and reseparation of middlings, carrier flotation and magnetic flotation were carried out.

探索了不同捕收剂对废渣中铜及金、银回收的影响，进行了中矿再磨再选、载体浮选、磁场强化浮选等工艺方案的试验研究。

The experiment makes clear, should wear mine size - 0.074 mm is occupied 95%, ore pulp chroma is 30%, ph value is 7, catch receive a dose (huang yao of fourth ammonium black medicine and butyl presses 1 ∶ 1 make up), activator , dispersive agent 6 slant phosphori

实验表明，当磨矿粒度-0.074 mm占95%、矿浆浓度为30%、ph值为7.0、捕收剂(丁铵黑药和丁基黄药按1∶1配制)、活化剂、分散剂的用量分别为240 g/t、800 g/t、800 g/t时，粗选铜的回收率为64.65%，粗精矿铜的品位达到4.54%。

Depression mechanism of sodium silicate on Titanaugite was that silicon acid colloidal particles with negative charge were formed by oxidate polymerization, adsorpted on the mineral's surface, provided the minerals with hydrophilicity, and consequently, Titanaugite was depressed.

水玻璃对钛辉石的抑制作用主要表现在：在弱酸性介质中，通过氧联反应聚合成的、带负电荷的硅酸胶粒在矿物表面吸附后，使矿物表面亲水，阻止了有机捕收剂羟肟酸在钛辉石表面与金属离子键合。

Using dodecyl trimethyl ammonium iodide as collector at pH=7.0 and concentration is 3×10-4mol/L, the A/S of flotation concentrates is 6.82 and Al2O3 of flotation concentrates is 82%.

在pH=7.0时，浓度为3×10-4mol/L，十二烷基三甲基碘化铵做捕收剂时，精矿的A/S为6.82，Al2O3的回收率为82%。

The experimental results showed that the influence of the effect for changing the amount of emulsified reagent and forther.

研究了改变捕收剂用量和起泡剂用量等工艺措施对浮选效果的影响。

The influences of the dosage of Na2S, pH values,sulfidization time and the types of pH modifiers on the flotation of cerusite and limonite have been studied in this paper,and the performance of ethyl xanthate,butyl xanthate,isobutyl xanthate,amyl xanthate and isoamyl xanthate are studied in detail respectively.

详细研究了硫化钠用量、矿浆pH值、硫化时间以及pH调整剂种类对白铅矿和褐铁矿浮选的影响，重点考察了乙基黄药、丁基黄药、异丁基黄药、戊基黄药和异戊基黄药五种黄药的捕收性能。

Our series high efficient environment protect ore collects, furthers and depressors are worldwide used for non-ferric mines, such as gold, silver mines, Cu-Mu mines, Lead-Zn mines, coal and black lead mines as well as a kind of waste water treatment agents.

其生产的系列新型高效环保捕收剂、起泡剂和抑制剂广泛应用在贵金属矿、铜钼矿、铅锌矿、焦煤和石墨矿浮选流程以及矿山工业污水环保处理等领域。

The main technological innovation is as follows: Adopting collector Bp was of high-effect to float copper; using no-toxic and combinatorial depressants to depress lead, the experiment was carried out effectively for separation of copper-lead; Adopting processing of copper middle to concentrate a cyclone classificating and a mill regrinding, it solved the vicious cycle of the lead and was of low dissociation.

其主要技术创新点有：采用高效捕收剂BP实现铜铅优先浮选；采用高效无毒组合抑制剂实现铜铅的有效分离；采用铜中矿集中旋流器分级再磨处理解决了铅的恶性循环和单体解离度低，有效地解决了铜铅分离的技术难题。

In flotation pulp, local cell was present in sulfide particles-water system, sulfide particles-modifer-water system, sulfide particles-collector-water system and grinding medium-water system; Galvanic coupling did in mineral-mineral interaction and mineral-grinding medium interaction, the material of higher potential acted as a cathode , and the lower as an anode.

在磨矿—浮选矿浆中产生的局部电池包括硫化矿物颗粒在水体系、调整剂体系、捕收剂体系和磨矿介质在水体系中的阳极氧化以及氧在同一固体表面上的阴极还原；在磨矿—浮选矿浆中的迦伐尼电偶则存在于硫化矿物—硫化矿物、硫化矿物—磨矿介质之间，其中静电位低的物质发生阳极氧化，氧在具有高静电位的阴极钝化物质上还原。

In this paper, the flotation rule and behavior of kyanite一group polymor-phous minerals were studied in modified Hallimond tube in detail,Further-more, the energy change of collector/mineral systems before and after ad-sorption and the net charge densities of the atoms on the minerals surfaceswere calculated by use of quantum chemistry ,The flotability of the mine-rals was successfully explained.

进一步应用量子化学CNDO／2法计算了捕收剂在矿物上吸附的能量变化和矿物表面原子的电荷分布密度，并根据量子化学计算结果成功地解释了蓝晶石类同质异相矿物的浮选规律。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。