pipe-in-pipe casing string

As a method concerning both cost and time effective,inner string cementing technique has been popularly used for large-size casing and upper casing cementing operations.

内管注水泥器是内管固井技术的关键工具,其性能好坏直接影响到固井质量。

Well Leakage Treatment on 244.5mm Case of Well Lishen 1 before Cementing

梨深1井Φ244.5mm套管固井前的井漏处理

Application of Intermediate Casing Well Cementing Technology for Open Hole Interval in Low Pressure and Lost Circulation Formation

低压易漏裸眼井段技术套管固井技术

Application of compound casing strings to horizontal wells cementing in west Sichuan basin

复合套管固井在川西水平井中的应用

fixed casing pump

套管型固定式井下泵

THE PRE-EXPANSION TECHNIQUE TO PROTECT CASING FROM THERMAL FAILURE IN THERMAL RECOVERY WELLS

防止热采井套管热破坏的预膨胀固井技术

Technology of improving the quality of casing tie-back cementing in high-pressure gas wells

提高高压气井套管回接固井质量的技术

Laboratory Study on the Miscibility of Cementing Liquids Flowing in Casing String

固井液体在套管内流动时的互混规律实验研究

Casing Collar Diagnosis Using Normal Cement Bond Evaluation Log

常规固井质量评价测井在判断套管脱箍中的应用

Usage: The centralizer makes the casing pipe at the center of the well. Such can make cement ring even and better quality.

产品说明用途：扶正套管使套管在井眼内居中，使水泥环均匀，提高固井质量。

Self-pressured two-way jam packer outside the casing for cementing high pressure formation

套管外封隔器自增压式双卡高压层固井技术及应用效果

Both the derrick deviation and the wellheads eccentricity will cause the serious wearing of the casing (or casing protecting tube) close to the wellhead.

井架不正或井口偏心，会造成近井口套管（或套管防磨套）的磨损。

surface hole drilling

钻下表层套管的井眼

bottom-trip casing whipstock

井下移动式套管造斜器

ultrasonic casing inspection tool

超声套管检查测井仪

cased and perforated productivity

下套管射孔井的产能

free casing pump

套管型活动式井下泵

Parallel Computation of Acoustic Field in Non-axisymmetric Cased Holes & Theory and Method Studies of Acoustic Cementing Quality Evaluation;

非轴对称套管井声场并行计算及声波固井质量评价理论与方法研究

The analysis of the lost CCL in the logging of cement evaluation of horizontal well

水平套管井CCL测井信号丢失情况分析