The oilwell cement with crystallite exhibits high performance and low cost.
微晶水泥具有低成本、高性能的特点。
This paper introduces the properties of cement additive, hollow float beads, and its application in oilwell cementing.
本文介绍了水泥外加剂——空心漂珠的特性及其在油田固井中的应用。
The following conclusions are obtained: There are sensible elastic deformation and brittle failure feature in the oilwell cement under monopodium stress conditions.
结果表明，单轴应力条件下水泥石具有明显的弹性变形及脆性破坏特征；
The experimental results were indicated that salt-tolerance and thermal stability were improved, therefore, it can be used as a water loss control additive in oilwell cement.
实验证明：磺甲基化聚丙烯酰胺的抗盐性和水溶性均得到改善，可用作油井水泥降失水剂。
The experimental results were indicated that salt-tolerance and thermal stability were improved, therefore, it can be used as a water loss control additive in oilwell cement.
实验证明：磺甲基化聚丙烯酰胺的抗盐性和水溶性均得到改善，可用作油井水泥降失水剂。
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