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。
To meet the requirements of well cementing fors mall borehole and small annular space, the composite plastic fluid loss additive PT-2 was studied.
现有分散剂存在抗温耐盐性能不能满足深井、超深井固井要求,有缓凝或起气泡副作用等问题。
The existing dispersants cannot meet the cementing requirements of deep and ultra-deep wells, having low temperature tolerance, low brine resistance, retarding, bubbling, and some other problems.
在常规低压易漏井固井作业中,通常要求使用低密度水泥浆。
The low-density cement slurry is usually required in the common cementing operation in low-pressure leakage well.
林4平2井地层产状变化较大,整个水平段为波浪型,但水平段井身质量和固井质量均达到了设计要求;
Well Lin-4-ping-2 had a diverse attitude, and the well path waves up and down along the horizontal section, while the well bore quality and cement job quality all met the design requirement.
胜利及青海油田近30口井应用表明,该双级注水泥器打开顺利、关闭可靠,能满足固井施工要求。
Application results in 30 wells of Shengli and Qinghai Oilfields show that the tool can be smoothly opened and reliably shut, meet the needs of cementing operations.
固井质量达到工程要求。
The quality of cementing reached the requirements of engineering.
随着油田勘探开发的深入,各种超深井、水平井、厚套管井、超低密度水泥等工艺的应用,给固井质量评价技术提出了新的要求。
With the exploration and exploitation of oilfield deepening, application of the techniques for all kinds of super deep Wells, horizontal Wells, thick casing Wells and ultra low density cement, etc.
井段长、高温高压、延迟固井等情况和特点要求水泥浆在一定时期内保持可泵性。
It takes some question, such as: long hole, HTHP, solidity delay. Those instance and characteristic require cement slurry kept pumpability in a given time.
针对深井、超深井的固井特点及其特殊要求,研制了系列新型高压水泥头。
A high pressure rated cementing head has been designed and manufactured to meet the special needs of cementing operations for deep and ultra-deep Wells.
室内和现场试验表明,该体系能够提高漏层的承压能力,满足钻井、固井工程施工的要求。
The tests both in lab and on site show that this system can improve the compressive strength of the lost-circulation formation and meet ther…
室内和现场试验表明,该体系能够提高漏层的承压能力,满足钻井、固井工程施工的要求。
The tests both in lab and on site show that this system can improve the compressive strength of the lost-circulation formation and meet ther…
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