1) temporary plugging
暂堵
1.
Advances in overseas technology of formation damage control——Investigations on the mechanisms andmethods of temporary plugging;
国外保护油气层技术新进展——关于暂堵机理和方法的研究
2.
Applying the theory that the injected gel easily forms the temporary plugging on the injection side, we developed the temporary plugging agent that gelling time and gel time could be controlled, and the.
利用凝胶体系在低渗层表面形成快速堵塞的原理,采用一种成胶和破胶时间均可控的暂堵凝胶体系,与后续注入的堵剂体系配套使用,岩芯流动实验表明,这种方法可以使绝大部分堵液进入高渗层,从而大大减少对非目的层的伤害。
3.
Water locking and stress sensitivity of carbonate reservoir were evaluated and used to remove blockage of temporary plugging reservoir successfully,so the key point is how to remove the temporary plugging successfully.
所以对裂缝性油藏暂堵并不是关键 ,关键是成功的封堵之后成功的解堵。
2) temporary blocking
暂堵
1.
Microcapsules containing temporary blocking agent ZD - D was prepared.
制备了微胶囊暂堵剂ZD-D,并对其水溶性、酸溶性、悬浮液分散性进行性能评价,利用暂堵剂ZD-D进行暂堵酸化试验,采用注水井暂堵酸化工艺技术,现场试验结果表明,ZD-D暂堵剂能解决水井单层突进的矛盾,且不会引起储层二次伤害,还能提高酸化效果。
3) Temporary Plugging Agent
暂堵剂
1.
Laboratory evaluation on a new oil-soluble temporary plugging agent DFA for workover fluid;
修井液用新型油溶性暂堵剂DFA的室内性能评价
2.
Oil-soluble temporary plugging agent DGZ and its application.;
DGZ油溶性暂堵剂的研究与应用
3.
Research and application of temporary plugging agent in all fluids at operation.;
作业入井液中暂堵剂的研究与应用
4) temporarily plugging/shielding and interzonal channelling sealing in combination
暂堵/封窜
5) temporarily plugging mechanisms
暂堵机理
1.
The recent progress in protective methods,techniques,and technologies and in drilling/completion fluids for fractured oil and gas reservoirs is reviewed in topics including fractured reservoir classification,reservoir stress sensibility evaluation,fracture wideness estimation,formation damaging and temporarily plugging mechanisms,and drilling/completion fluids.
综述了裂缝性储层保护技术与钻井完井液方面国内外的研究进展,论题包括裂缝性油气藏分类,应力敏感性评价、裂缝宽度预测、损害机理、暂堵机理、钻井完井液。
6) temporary mud cakes
暂堵层
1.
The determination of the strengths of the mud cakes formed by the temporary bridging and plugging agents(or temporary mud cakes) is a key factor in drilling design,and forms a foundation on which the selection of casing programs,mud density,mud types and the temporary bridging and plugging agents is based.
钻井液屏蔽暂堵层强度的确定是钻井工程设计中的关键内容之一,它为设计井身结构、钻井液密度、钻井液类型与屏蔽暂堵材料选择等提供科学依据。
补充资料：暂堵剂
分子式：
CAS号：
性质：能暂时降低地层渗透性或暂时封堵高渗透油层的物质。与水溶性聚合物混合后注入井内，在压差的作用下能够迅速形成薄而致密的油层暂堵带，经过一定时间后可自行或人工解堵。根据其可溶性和作用原理不同，可分为以下四类：(1)酸溶性暂堵剂；(2)油溶性暂堵剂；(3)水溶性暂堵剂；(4)单向压力暂堵剂。例如在酸化时，酸液中加入石蜡、萘的粉粒或硅粉等固体颗粒；当酸液向高渗透段渗入时，固体颗粒即从酸液中滤出，把高渗透层的孔眼堵住，使酸液大部进入中、低渗透层段。酸化后，石蜡和萘粒被油溶解，硅粉随油、气流到地面。
CAS号：
性质：能暂时降低地层渗透性或暂时封堵高渗透油层的物质。与水溶性聚合物混合后注入井内，在压差的作用下能够迅速形成薄而致密的油层暂堵带，经过一定时间后可自行或人工解堵。根据其可溶性和作用原理不同，可分为以下四类：(1)酸溶性暂堵剂；(2)油溶性暂堵剂；(3)水溶性暂堵剂；(4)单向压力暂堵剂。例如在酸化时，酸液中加入石蜡、萘的粉粒或硅粉等固体颗粒；当酸液向高渗透段渗入时，固体颗粒即从酸液中滤出，把高渗透层的孔眼堵住，使酸液大部进入中、低渗透层段。酸化后，石蜡和萘粒被油溶解，硅粉随油、气流到地面。
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