3) complicated formation
复杂地层
1.
Study of SP-1 slurry system for cementing long cementing interval and complicated formation.;
长封固段复杂地层固井用SP-1水泥浆体系研究
2.
Comprehensive drilling technology is needed for drilling in complicated formation of quaternary great thick boulder with loose,collapsing,dropping and leakage,various different drilling and water-stop methods for different formations were illustrated in this paper,and some methods for higher ROP and low cost were also presented.
对于煤田钻探中遇到的第四系巨厚卵砾石层松散、坍塌、掉块、漏失,煤系地层构造复杂、裂隙发育、漏失严重,部分层段岩石致密坚硬、复杂难钻、效率低下等复杂地层问题,需要应用综合钻探技术进行施工。
3.
Drilling with simultaneous casing technology has been developed to be an effective method to deal with drilling in complicated formation.
跟管钻进技术已发展成为对付复杂地层钻进的一种有效方法,主要介绍空气潜孔锤跟管钻进技术、SP系列跟管钻具的特点以及空气潜孔锤跟管钻进技术在地质灾害、水电建设、城市高层建筑地基处理、公路、铁道建设工程等复杂地层钻进的应用。
4) complicated strata
复杂地层
1.
There are various extents of leakage, sloughing, cave-in and pinching happened in drilling operation in complicated strata, alternated mudstone, sandstone, quartz sandstone and coal seams, frequently changed rock hardness, and disparate drillability areas.
针对上述问题,以寿阳地区特深水位、复杂地层钻探施工为例,阐述大口径钻探施工的工艺、参数选择、以及采取措施。
2.
Combined with engineering case study,introduced non-excavating piping in complicated strata,considered that directional drilling in complicated strata should change drilling bit on time according to strata,and adjust flush fluid as well.
结合工程实例,介绍了复杂地层非开挖钻进铺管实践,认为在复杂地层中导向钻进,应根据所钻地层的情况及时变换适当钻头,并且适时调节冲洗液的性能。
5) complex strata
复杂地层
1.
Application of compounding mud in complex strata of Longjiapu;
复合泥浆在龙家堡复杂地层的应用
2.
Application of drilling technique in complex strata;
浅谈钻探施工技术在复杂地层中的应用
3.
Drilling technology of the large drill hole in complex strata
复杂地层中大口径钻孔的施工方法
6) complex formation
复杂地层
1.
The paper describes the features and results of CFZ-1500 percussion reverse-circulating drill in complex formation.
介绍了CFZ— 15 0 0型冲击反循环钻机的特点及其在复杂地层的应用效
2.
On the basis of studying downhole drills' structure,bit type and drilling technology,such technology as casing drilling with downhole drills',hollow-through downhole drills in complex formation,large diameter downhole drill in isolated big pepple formation are presented in this paper.
在潜孔锤的结构形式、钻具匹配、钻头类型、钻凿工艺等方面研究的基础上,对潜孔锤套管隔离护孔法钻进;贯通式潜孔锤用于复杂地层钻进;大直径潜孔锤在孤石、漂石地层中钻进等实际应用方法和效果作了简明介绍。
3.
Experience was summed up about comprehensive control on complex formation in Xihuashan granite mine;the paper emphatically introduced the application method and the effects of wall protection and leaking stoppage with PAA polymer in fault fracture zone and hydration cataclastic rock.
总结了西华山钨矿区综合治理复杂地层的经验;着重介绍了PAA聚合物在断层破碎带、易水化碎裂岩体中的使用方法和护壁堵漏效果;提出了治理复杂地层应采取"‘辨证论治’、灵活运用"的思路方法,最大限度地降低施工成本,提高钻进效率。
补充资料：复杂
（事物的种类、头绪等）多而杂：颜色～ㄧ～的问题ㄧ～的人际关系。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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