And the influence of factors such as mol ratio of self made sulfonated monomer M, mol ratio of formaldehyde and its dropping speed, as well as the concentration of reaction solution on performance of amino-carboxylic-based superplasticizer were investigated.
研究了自制磺化单体M用量、甲醛用量、甲醛滴加速度及反应溶液浓度对氨羧类高效减水剂性能的影响。
Removal of COD in drilling wastewater from sulfonated mud system by anion exchange resin;
离子交换法去除磺化泥浆体系钻井废水COD的探索
Hybrid photopolymerization technique could be considered as a hopeful solution to overcome the drawbacks of pure systems,which contained two different systems,mixture hybrid and hybrid monomer.
杂化光聚合体系是一种可以改善这些不足的方法,它可以分为混合杂化体系和杂化单体体系两种。
A novel hybrid monomer 4-(1-propenyl)oxybutyl glycidyl ether(POBGE) was synthesized via three steps reaction.
通过3步反应合成了一种新型杂化单体4-(1-丙烯基)氧丁基缩水甘油醚(POBGE)。
Three kinds Of hybrid monomers with different chain length were synthesized using a novel method.
通过三步反应合成了三种不同链长的新型杂化单体。
Objective: To investigate the haploidization of somatic cell nuclei in non-enucleated mature oocytes regarding chromosomes and developmental potential.
目的:探索体细胞移入未去核成熟卵母细胞后单倍体化的能力。
Treatment of drilling wastewater by UV/O_3
UV/O_3氧化处理磺化泥浆体系钻井废水
Preliminary Study on Drilling Wastewater Correlated With Three-Sulfonated Mud System Treatment With Aerobic Process
生物法处理磺化泥浆体系钻井废水的可行性初探
3.16 Let's go to transform the mud to PEM system.
去将本段泥浆转化成PEM泥浆体系。
Study on the relationship between the saturation point of the water reducer and the fluidity and harden performance of the cement paste
减水剂饱和点与水泥浆体流动性及硬化性能关系的研究
Research on Efficiency Optimization and Control for Dredging Slurry Pipeline Transport System;
挖泥船泥浆管道输送系统效率优化与控制研究
shear-thinning mud system
剪切稀释特性的泥浆体系
Study and Application of Cement Slurries Weighted with Refined Iron-ore Fines
精铁矿粉加重水泥浆体系研究与应用
Design of low-density cement slurry systems and applications of them in Tahe Oilfield
深井低密度水泥浆体系的设计与应用
Study on the High Temperature Cement Slurry Used in Steam-Stimulated Wells.
抗高温蒸汽吞吐固井水泥浆体系研究
Lab Experiment on High-Intensity Ultra-Low-Density Cement Slurry
高强度超低密度水泥浆体系实验研究
Performance Evaluation and Use of Lower Density Slag Cement Slurry
漂珠低密度水泥浆体系的评价与应用
3.12 For the mud system, maintain pH values among 8.5 to 9.5 while drilling.
对于这套泥浆体系，钻进期间应维持泥浆的pH值在8.5~9.5之间。
SULFONATION OF CHINESE LARCH SCMP
落叶松磺化化学机械浆—磺化因素的影响
Study on Active Carbon Adsorption Removals the COD of Polymer/Sulphated Drilling Waster Water in Gas Field
活性炭吸附法处理气田聚磺泥浆钻井废水研究
2.8 The PEM mud system has been successfully used on drilling operations in Bohai Gulf and South China Sea.
PEM泥浆体系曾经成功地应用于渤海和南海。
14.6 We are able to provide various products for following mud systems.
我们能够为以下的泥浆体系提供各种处理剂。
Mud System Research of Gas Hydrate Drilling in Plateau Permafrost;
高原冻土天然气水合物钻探泥浆体系研究
Development of Wideband Retarder and Long Sealing Cement Slurry System
宽带缓凝剂的研制及长封固段水泥浆体系研究
