weight agent

During the previous process,the weighting materials added into the drilling fluid are directly discharged into the waste tank without being recycled or reused,which has resulted in a great deal of economic loss and waste of resources.

现有的工艺流程中,一般都没有把钻井液中的加重剂进行回收利用,而是直接排入废渣池,这就造成了大量的经济损失和资源浪费。

Owing to the higher density and stable chemical properties,it is proposed that the andradite can be used as a weight agent in the slurry and can be instead of barite of poor quality.

经过一系列研究发现：钙铁石榴石具有很好的物理性能和化学性能，较高的密度及良好的化学稳定性，在作钻井泥浆加重剂时，可以与钻井泥浆中常用加重剂重晶石相媲美，它所表现出的泥浆性能与重晶石相同或相

With the development of deep well and ultra deep well technology,the reclaiming of heavy loader of high-density drilling fluid is gradually emphasized.

随着深井、超深井钻井技术的发展,高密度钻井液加重剂的回收再利用日益受到重视。

The influence of DRA reinjection at middle pump station on the operation of DRA-added pipeline is discussed.

介绍了HG减阻剂在河石线现场的应用情况,讨论了中间管段重复加剂对添加减阻剂管道运行的影响。

Several Thoughts about Reclaiming Heaver Loader in the Drilling Fluid of High Density

高密度钻井液加重剂再利用的几点思考

OPTIMAL DESIGN ON CENTRIFUGAL SEPARATED AND RECYCLED PARAMETER OF DRILLING FLUID WEIGHTING-MATERIAL

钻井液加重剂离心分离和回收参数优化设计

Ester lubricants are important additive in PVC processing.

酯类润滑剂是PVC加工用润滑剂的重要类型。

Study on the Effect of Micro-ecological Feed Additives on Beef Cattle Weight

微生态饲料添加剂对肉牛增重的影响

Method for limit test of heavy metals in food additives

GB/T8451-1987食品添加剂中重金属限量试验法

Resistant starch is a very important functional food additive.

抗性淀粉是一种极具重要功能性的食品添加剂。

People can react badly to certain food additives.

有的人对某些食物添加剂产生严重变态反应.

From the increase in the weight of the desiccant the absolute humidity can be determined.

可从干燥剂重量的增加来确定绝对温度。

For example, based on the weight of the fiber, the inclusion of 2% delustesant would produce a dull fiber.

如按纤维重量加入2％消光剂，可以生产无光纤维。

The Research and Application of Hydrogenate Catalyst DZ-1A for Reforming Units;

DZ-1A重整预加氢精制催化剂的研制与应用

Effect of Chinese Medicinal Herb Additives Feizhusan on Weight Gain of Fattening Pigs

中草药饲料添加剂肥猪散对增重效果的影响

Effect of Adding Compound Enzyme Preparation on Gain of Fattening Cattle

添加复合酶制剂对育肥牛增重效果的影响

Influence of the Additive on Al_2O_3/ZrO_2(4Y) Prepared by Combustion Synthesis under High Gravity

添加剂对超重力下燃烧合成Al_2O_3/ZrO_2(4Y)的影响

Preparation of pre-hydrogenation catalyst RS-20 with low price and high space velocity for reforming feedstock

高空速低成本重整预加氢催化剂RS-20的制备

Computer simulation system of heavy oil light of chemical additives

重油轻质化化学添加剂计算机优化仿真系统

OPTIMIZATION OF SOLVENT DEWAXING PROCESS CONDITIONS FOR PROCESSING HYDROUPGRADED HEAVY FEED

加氢改质重质料溶剂脱蜡工艺条件优化

Study on new catalysts of hydrorefining for VGO

新型重质馏分油加氢精制催化剂的研制

Influence of Additive on Al_2O_3/ZrO_2(4Y) Composites Prepared by Combustion Synthesis under High Gravity

添加剂对超重力下燃烧合成Al_2O_3/ZrO_2的影响