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cementing technology
    Through the completely and carefully surveying with the domestic and foreign cementing technology in horizontal wells, this paper introduces the cementing technique in horizontal and big - angle wells, the designing of cement slurry parameter, wellbore cleaning, casing centralizing, the new cementing technologies and equipments and its application on site. In order to improve the cementing technology and integrated benefit, these experiences can afford the engineering techniques on site for reference.
    对国内外水平井固井工艺技术进行了全面、细致的调研,介绍了国外水平井和大斜度井固井工艺、水平井和大斜度井水泥浆参数设计、井眼清洁、套管扶正、固井新技术、新工具等,以及现场应用和效果,可供现场工程技术人员借鉴,以提高国内水平井固井工艺技术和整体效益。
    Through the cementing technology research,experiment and field application,a good cement slurry system and cementing technology suitable for alkali well are selected,which can solve the problems as irregular borehole diameter and slurry contamination,etc. After applied in field,cementing quality is effectively improved,the production life for alkali well is prolonged with a good economic and social benefit.
    通过对固井技术研究、室内实验和现场施工应用,优选出了适用碱井固井的水泥浆体系和固井工艺,较好地解决了碱井井径不规则、碱对水泥浆污染、碱井水泥浆返高不够等问题,有效地提高了碱井固井质量,延长了碱井开采寿命。
 

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