浮选

The flotation behaviors of osmium from stannous chloride-cetyltrimetheylammonium bromide- system in the presence of sodium chloride were studied.

研究了氯化钠存在下氯化亚锡-十六烷基三甲基氯化铵体系对Os-三氯锡酸络阴离子的浮选行为。

The synthetic punitive function combining internal point and outer point, and Powell optimal techniques are used in the control system to find the optimal point of the objective function among the real conditions. The AOCPF package has run for about one week in the semiselective flotation circuit of this plant.

为了在约束条件规定的现实范围内找到目标函数的最佳点，作者将内点法与外点法相结合的混合罚函数法、Powell优化方法引入了浮选过程的自适应优化控制。

ABSTRACT A new method to determine Peltier heat of electrode reaction has been put forward experimentally and theoretically.

根据电化学调控浮选理论研究的需要，本文提出和改进了测定电极过程热效应及电极过程对固体表面润湿性影响的两类新的研究方法。

This thesis consists of two parts: determination of electrochemical Peltier heat and electrode surface wettability; investigation of electrochemical control flotation of gold.

本文由两部分组成：第Ⅰ篇是电极过程热效应和润湿性的测定；第Ⅱ篇是黄金的电化学调控浮选实验室研究。

Each of the four landing gear wheels can be enclosed by an inflatable pontoon surmounted by flotation bottles.

起落架的4个轮子每一个都可以由被封闭浮选瓶克服了充气浮桥。

Other industries:plastic industry,weave industry,paper making industry,biology chemical,environmental procelaindope,colorful dope,pottery and porcelain enamel etc.

其他工业：塑料工业、纺织工业、造纸工业、生物化工、环保节能、煤炭浮选剂、纳米材料、各大中院校、科研单位等。

The natural deposit of washing coal water be changed to a new treating process line which includesof prase, floatation machine, filter,etc,thus the recovery of coal mud and the closing cycle of washing water canbe achieved in ZhenXing coking CO.

振兴焦化公司将原来的洗煤水自然沉降改为经浓缩机、浮选机、过滤机、压滤机等处理，从而实现了煤泥厂内回收和洗水闭路循环，降低了清水耗量，吨原煤耗水量达到0。

The control request and the principle of flotation column were analyzed and elaborated emphatically. The design method of the multivariate inputs/multivariate outputs is adopted. The control system selects the controx2000 configuration software and PLC as a exploitation implement.

分析和阐述了浮选柱监控系统的控制要求和原理，采用多变量输入/多变量输出的设计思路，选用开物2000工业组态软件和PLC作为开发工具。

Is better than that of using Na〓S merely and the profit per year is over 6, 000, 000 yuan. External potential-control flotation column and The Cu-Mo bulk concentrates flotation separation. With appropriate combination of the principle of sulphide flotation pulp electrochemistry and the technology of flotation column show the advantage over flotation equipment, External potential-control flotation column was studied successfully, laboratory potential-control flotation column was designed and its structural principle, the relationship of electrode structure and the activity of separation, the electrochemistry principle of potential-control flotation column also was investigated.

用具有较强电化学还原能力的无机物（如硫化钠、连二亚硫酸盐等）与能和硫化铜矿物表面发生选择性吸附的小分子有机化合物组合使用、成功地实现了混合精矿体系中黄铜矿的抑制、解决了德兴铜矿铜钼混合精矿浮选分离时、硫化钠用量大、生产成本高，生产指标不稳定的技术难题，研究结果表明，用组合抑制剂3.8kg/t可取代生产中硫化钠45kg/t的高用量，并获得优于单用硫化钠的好指标，年直接经济效益600万元以上。

From record and analysis results of product and each important index sign comparing with the former production index sign, this floatation control system is viable.

从产品各重要指标的记录及分析结果以及和以往生产指标相比较来看，本浮选控制系统是切实可行的。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐