1) hole sloughing prevention
防塌
1.
On the basis of the feature of drilling fluid system which has poor hole sloughing prevention and protecting sidewall ability, using the new technologies of zwitterionic polymer drilling fluid, new type of polymer PMHC and shielded anti-sloughing agent CMFP-1,.
针对钻井液体系防塌、护壁能力差 ,处理异常、复杂情况手段少的问题 ,应用两性离子聚合物钻井液、新型聚合物PMHC、新型屏蔽防塌剂CMFP - 1等新技术、新工艺 ,从优化钻井液入手 ,强化体系防塌、减阻和优良的剪切稀释性 ,取得显著效果。
2.
The system has stable performance,good inhibitive,sticking prevention and hole sloughing prevention,and can meet the requirement of drilling operation.
优选出一套欠饱和盐水聚合物钻井液体系 ,该体系性能稳定 ,抑制性强 ,抗污染效果好 ,防卡、防塌 ,满足施工需要 ,为在该地区安全、经济、快速钻井提供了可靠保证。
3.
In the drilling of long section in upper large holes(such as 444 5)in east Sichuan area,the urgant points to be solved are hole sloughing prevention and hole cleaning.
川东地区上部长段大井眼 (本文指 444 5钻头尺寸 )钻井中 ,防塌、井眼净化是钻井液技术要解决的重点问题。
2) anti-sloughing
防塌
1.
Wellbore stability mechanism and silicate-polyol membrane anti-sloughing drilling fluid technology in Da'an area;
大安地区井壁稳定机理与硅醇成膜防塌钻井液技术
2.
Application of low density anti-sloughing drilling fluid in Jie-207 well;
低密度防塌钻井液在街207井的应用
3.
Aimed at the stratum feature and ground ecologic environment condition in Jiangsu Oilfield,the anti-sloughing,oil reservoir protection and environmental protection performance of drilling fluid were studied cooperatively.
针对江苏油田地层特性和地面生态环境具体情况开展了钻井液防塌性能、油层保护与环境保护的协同研究。
3) anti-collapse
防塌
1.
Application of strong inhibition and anti-collapse drilling fluid in well Guan3.;
强抑制防塌钻井液在管3井的应用
2.
It is proved that the anti-collapse function of the treating chemical in fluid kerite in piedmont drilling is more and more obvious, and the application is more and more widely.
沥青类处理剂在山前钻井中的防塌作用越来越重要,应用越来越广泛,但由于其基质沥青成分的复杂性及由于各种改性手段的应用,使沥青类处理剂的室内评价指标与现场应用效果越来越难以统一。
3.
This article has introduced the application of FSF anti-collapse lubricating drilling liquid in the oil fields in North Shanxi, whose result is good.
文章介绍了FSF防塌润滑钻井液在陕北油田的应用,取得了良好的效果。
4) Collapse prevention
防塌
1.
The synthesis,properties, the mechanisms of collapse prevention and in-situ application of non-fluorescence NFA-25 are introduced.
介绍了NFA-25的合成方法、性能指标、防塌机理及现场应用效果。
2.
The experiment showed that the copolymer filtrate reducer is pretty good in depressing the filtration rate, collapse prevention, reservoir protection, thermal stability and resistance salt.
对合成的2-丙烯酞胺基乙基二甲基氯化铵／丙烯酰胺／丙烯酸三元共聚物钻井液降滤失荆进行了钻井液性能的评价；试验表明，本文合成共聚物具有良好的降滤失、防塌、保护油气层性能，抗温、抗业污染能力强。
5) anti sloughing
防塌
1.
Good lubrication,inhibition,anti sloughing and oil and gas protection were obtained.
表明聚合醇在钻井液中具有良好的润滑性、抑制防塌能力及油气层保护作
6) anti-caving
防塌
1.
The anti-caving and inhibition property of the polyaluminium drilling fluid were estimated in the lab and applied in Yong1-H1 well.
针对这一施工难题,研究了一种聚合铝钻井液体系,室内对聚合铝的防塌封堵率及抑制性进行了评价,并在永1-平1井清水河组进行了应用。
补充资料：防塌剂
分子式：
CAS号：
性质： 见页岩抑制剂
CAS号：
性质： 见页岩抑制剂
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条