The reasonable well cementing quality standards should be taken the lowest pack quality of lightweight cement as the basis.
对低密度水泥固井应以保证水泥石的最低封隔质量为依据确定合理的低密度水泥固井质量标准。
The factors affecting the adjustment well cementing quality in Daqing Oilfield are analyzed and the corresponding technical measure is given.
分析了大庆油田调整井固井质量的影响因素，并给出了相应的技术措施。
To meet the requirements of well cementing fors mall borehole and small annular space, the composite plastic fluid loss additive PT-2 was studied.
为适合小井眼、小间隙井的固井要求，研究了复合塑性降滤失剂PT—2体系。
The protein bubble is being widely used in the fields of biomedicine, chemical industry, material industry, fire protection, oil and gas well cementing.
蛋白质气泡在生物医学、化工、材料、消防、油气田固井等领域有着广泛的应用。
Problems of cement slurry yield value via plastic viscosity on design in coalformed gas well cementing was discussed, and 5kinds of low density cement slurry fo…
探讨了塞流固井中水泥浆动塑比的设计问题，给出了五种低密度水泥浆配方。
The substitution for general open hole packers, is not only used to realize the well cementing and completion, but also used for uncemented and uncompleted well;
替代常规裸眼封隔器，既可实现固井完井，也可用于非固井完井；
Special well drilling, production well life and the long-term benefit of oilfield exploration and development are directly influenced by the quality of well cementing.
固井质量问题在石油勘探开发中备受关注，对特殊工艺井钻井、油水井开采寿命和勘探开发效益有直接的影响。
This paper discussed the action mechanism of the oil well cementing fluid loss additives, especially the action mechanism of the polymer fluid loss additives in detail.
本文探讨了油井水泥降失水剂的作用机理，尤其对聚合物降失水剂作用机理作了比较详细的探讨。
It has proved that this novel system is of good effect for shallow gas zone in well-cementing and gas breakthrough has been effectively controlled.
现场初步试验证明，该套水泥浆体系对于浅层气固井具有较好的效果，有效地控制了气窜现象的发生。
Long cementing section and low well temperature are main features of well-cementing of shallow gas zone.
水泥封固段长、井温低，是浅层气固井的主要特点。
Long cementing section and low well temperature are main features of well-cementing of shallow gas zone.
水泥封固段长、井温低，是浅层气固井的主要特点。
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