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- drilling waste slag 钻孔废渣
- Present Situation and Countermeasures of Disposal on Drilling Waste Water in East Sichuan Drilling Co. 新标准下川东钻井废水处理现状与对策。
- The high-effective water treatment agent-polyaluminium chloride is produced by industrial aluminiferous waste slag. 利用工业含铝废渣生产高效水处理剂聚合氯化铝。
- In this paper,the present situation of the rate of satisfied standard on drilling waste water in East Sichuan Dilling Co. is analyzed. 四川石油管理局川东钻探公司所勘探区域的勘探井点大都落在重庆市境内环境敏感的田园中,给勘探钻井的环境保护工作增加了困难。
- There exist many problems such as inefficient coagulant more expensive treatment the secondary pollution in treating drilling waste water. 钻井污水处理中存在着混凝剂效力不高，处理费用较高并易造成二次污染等问题。
- The sequential chemical extraction (SCE) method is used to study the chemical states of heavy metals in industry waste slag in this paper. 介绍了一种分析测定工业废渣中重金属的化学形态的方法:连续化学萃取法。
- The principle , process and conditions of producing lead series products from Pb - contained waste slag , which is from TV tube plant , are introduced. 介绍了利用显像管玻壳厂含铅废渣生产铅系产品的原理、操作工艺及条件。
- The result indicated that the sample prepared by Glauber s salt waste slag and meta-kaolin as raw materials could not harden. 尝试利用榆林地区煤系高龄岩和内蒙地区一种价格低廉的芒硝工业尾矿来制备偏高岭土基胶凝材料的可行性。
- By means of analysis on nature of waste slag and in combination with the feature of coking production, the comprehensive utilization way is discussed. 通过对酸焦油渣的性质分析,并结合焦化生产特点,探讨了废渣的综合利用途径。
- Modified calcium aluminate as a purifying agent, with two functions both of coagulability and desaltification, can be produced from industrial waste slag from alumina plant. 利用氧化铝厂工业废渣生产的改性铝酸钙净水剂兼有混凝和脱盐两种功能。
- Comparing with X-ray spectrum, sulfur state and content in strontium ore waste slag is got by the barium sulphate method and iodometry with only 0.37% of deviation. 用硫酸钡重量法和碘量法联合测定锶渣中的硫含量，与X-射线能谱法相比，偏差仅为0.;37%25。
- Drilling waste water is researched and treated by hydrophyte, hydrophyte-chemical coagulation, chemical coagulation and chemical subsidence, of whichchemical coagulation is emphasized. 研究了水生植物法、水生植物一化学絮凝法、化学絮凝法、化学沉降法对钻井污水进行的处理，并着重研究了化学絮凝法。
- However, villagers are also concerned about how to treat waste water, waste slag, noise and water & soil losses produced by the construction of project. 三岔水电站建成后会增加地方财政收入，因此我们支持项目的建设。
- Industrial waste slag means the open hearth slag, open hearth deposited slag and soaking pit slag etc They contain much iron and iron oxide, thus may be re covered and utilized for the sintering production. 工业废弃渣系指平炉钢渣、炉沉渣及均热炉渣等，它们含有较高的金属铁和铁的氧化物，用于烧结生产后，可使其得到回收利用。
- Computer Models Address Drilling Waste Management 钻井废弃物处理的计算机模型
- Because of the high acidity, low nutrients content, aluminum toxicity and potential heavy metals pollution, oil shale waste slag has negative effects on the normal growth of plants. 油页岩废渣因酸度高,养分含量低,并存在一定程度的铝毒和重金属污染等,使得植物很难在其中正常生长发育。
- Also abandoned shaft and mined-out area repaired can be used for depositing waste slag from mine itself and other industrial waste to mitigate a contradiction between waste site and cultivation land. 修复利用废弃巷道和采空区，储存矿山自身产生的废渣和工业废渣，缓解废石场与耕地争地的矛盾。
- By the recommended flowsheet,the polymer aluminum chloride and white carbon can be produced without waste slag production,which provides a new approach to develop and utilize China's gaolin resource. 推荐的工艺流程可获得聚合氯化铝和白炭黑两种产品，且不产生废渣，为我国高岭土的开发利用提供了新的途径。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Though waste slag amount is not in big volume, it can't be effectively used, therefore the promotion and application of salting-out-extraction process will be inevitably influenced. 虽然废渣量不大,但若不能对其有效利用,必将影响"盐析-萃取"工艺的推广应用。
