防膨,antiswelling
1)antiswelling防膨
1.In-door evaluation of the performance indicated that it had both antiswelling and sand inhibiting abilities and a better effect than other common sand inhibiting agents and clay inhibitors by 10.针对油藏充填砂的治理,研制了一种新型的防膨抑砂剂NTW-1。
英文短句/例句

1.Preparation and Application of High Temperature Resistant Clay Stabilizer GDH-06GDH-06高温防膨剂合成与应用
2.STUDY ON POLYHYDROXY CATIONIC POLYMER CLAY SWELLING INHIBITOR多羟基阳离子聚合物粘土防膨剂的研究
3.waterproofing sheet with expandable bentonite可膨胀膨润土防水薄板
4.Expandable Principle Study of Adaptable and Expandable Sand Screen可自适应膨胀防砂筛管膨胀机理研究
5.Buying a house is the best hedge against inflation.购买房子是防止通货膨胀的最佳保障。
6.inflation proof通货膨胀损失的预防措施
7.inflationary hedge预防通货膨胀造成损失的套购保值
8.buy gold as a hedge against inflation为防通货膨胀而购买黄金.
9.as a hedge against inflation作为预防通货膨胀的对策
10.Buying gold may be a hedge against inflation.购买黄金不失为防止通货膨胀的上策。
11.Study on the Prescription of Super-thin Intumescent Fire Retardant Coatings for Steel Structures;超薄膨胀型钢结构防火涂料配方研发
12.Research and Application of the Expand Polyurethane Flame-retardant Coating;膨胀型聚氨酯防火涂料的研究与应用
13.Component Choice of Steel Structure Intumescent Fire-Retardant Coatings钢结构用膨胀型防火涂料组分的选择
14.Synthesis of new water expandable waterproofing sealant and its application新型水膨胀防水密封胶的合成与应用
15.Prevention and management of intraoperative encephalocele in patients with severe craniocerebral injury重型颅脑损伤患者术中脑膨出的防治
16.The Research of Sand Control Technology by Expandable Pre-graved Screen;可膨胀预充填防砂筛管及防砂机理研究
17.Study on Intumescent Coating and It's Flame Retardant Mechanisms;膨胀型防火涂料及其防火阻燃机理的研究
18.Long-acting and durable waterproof technology of natural sodium bentonite waterproof layer天然钠基膨润土防水毯长效耐久防水工艺
相关短句/例句

preventive effect of expansion防膨效果
3)mechanism of preventive expansion防膨机理
4)swelling inhibition防膨性
5)anti-swelling agent防膨剂
1.Compatibility of oil displacement agents and anti-swelling agents in EOR was studied,including influences of oil displacement agents on the anti-swelling effect of anti-swelling agents and influences of anti-swelling agents on the interface tension and oil displacing effect ofoil displacement agents.研究了三次采油中驱油剂与防膨剂的配伍性。
6)clay antiswelling粘土防膨
1.This paper studies geological characteristics,residual oil distribution,and measures to improve steam injection effect,including clay antiswelling,fracturing and injection parameter optimization.针对区块油藏埋藏深、物性差、粘土矿物含量高等主要问题,从地质特征再认识入手,在剩余油分布规律研究基础上,开展粘土防膨、压裂及注汽参数优化等改善注汽效果研究工作,针对性提出压裂注汽、高压注汽、粘土防膨等措施,前期试验取得成功。
延伸阅读

黏土防膨剂分子式:CAS号:性质:通过减小黏土表面的负电性从而抑制其在水中膨胀的化学剂。黏土中含有高岭石、蒙脱石、伊利石等,其中蒙脱石具有两层硅氧四面体夹着一层硅氧八面体组成的片状结构,与水接触时,片状结构表面带负电,由于静电斥力而分开,即产生黏土膨胀。注水层发生黏土膨胀,将降低注水速度;采油地层发生黏土膨胀,将降低油井产量。黏土防膨剂有酸(如盐酸、氨基磺酸、甲酸、乙酸)、盐(特别是钾盐)、多核羟桥络离子(三价或三价以上金属离子如Al3+、Cr3+、Zr4+、Ti4+等在一定条件下的水合物)、阳离子表面活性剂、阳离子聚合物等。