In coring drilling, under-water cement grouting was often used for wall protection, leakage blocking, borehole sealing and downhole accident treatment.
在岩心钻探中，常常要用水下灌注水泥的方法来护壁、堵漏、封孔、处理井故。
Problems and countermeasures of wireline coring drilling in "walk" formation in a uranium mine in Guangxi are introduced with type selection test for diamond drilling bit.
通过绳索取心钻进金刚石钻头选型试验，介绍了广西资源县向阳坪铀矿区“打滑”地层中绳索取心钻进存在的问题及采取的技术措施。
Analyzed causation of TK-3 hydraulic vertical shaft coring drilling rig easy to bring hydraulic chuck failure, get stuck with actuating rod etc, put forward two alteration schemes.
根据TK - 3型液压立轴式岩心钻机结构分析产生液压卡盘失灵、主动钻杆卡死等故障的原因，提出了两套改造方案。
Thee main products are: all kinds of diamond drill bits, PDC bits, casing boots, reaming, single and double tube wireline coring drilling, coring drill pipe, casing and other drilling tools.
主要产品有：各类金刚石钻头、复合片钻头、套管靴子、扩孔器、单双管绳索取芯钻具、绳索取芯钻杆、套管及其它钻探工具。
It is used to treat well accident and used to be on the way test in drilling and coring operation.
它适用于井下事故处理，也使用于钻井和取心的中途测试。
This paper mainly introduced the casing program of the coalbed gas well, drilling parameter, coring tool and technologies and so on.
文中主要介绍了煤层气井的井身结构、钻井参数、取心工具和工艺等。
The main contents of this thesis are the research of simultaneous casing & coring method by pneumatic Down-the-Hole (DTH) hammer drilling and the innovation of a novel vegetable-gum drilling fluid.
本文是以中国水电顾问集团成都勘测设计研究院负责“架空层钻进取心技术研究”项目为依托，研究的主要内容是空气潜孔锤跟管取心钻进技术和新型植物胶冲洗液的开发研究。
While drilling in arid water shortage area or in thief zones pump pressurized foam drilling technology may used in wire-line coring.
在干旱缺水矿区或漏失地层中钻孔时，可选择水泵增压装置泡沫钻进工艺用于金钢石钻进绳索取心。
Based on drilling, logging and coring data of the A-Bei andesite oil pool in Erlian Basin, the characteristics of the andesite reservoir have been stu - died.
本文系根据二连盆地阿北安山岩油藏的钻井、测井及岩心资料，探讨安山岩储层特征。
The quick latch jack can be widely used in the coring operation in the oil and gas drilling engineering.
本实用新型可广泛用于石油、天然气钻井工程取岩心作业中。
The wire-line directional drilling and coring technology can take cores and drill directionally without using down-hole motors.
绳索取心技术因其钻进效率高而广泛应用，但其无法实施定向作业。
Traditionally various subphase belts for irruptive rock body are studied and analyzed by mainly drilling well and coring.
传统上对侵入岩体各亚相带的研究和判断，主要通过钻井取心来认识。
Diamond coring bits are utilized for core drilling.
在取芯钻井井段，选用金刚石取芯钻头。
The projection made for high Angle mudstone fractures matched well with the result of actual coring and drilling. This provides a new method for studying mudstone fracture reservoirs in this region.
对该区高角度泥岩裂缝所做的预测与实际岩心、钻井吻合较好，从而为该区泥岩裂缝油气藏研究提供了方法。
Diamond wire-line coring drill is a kind of widely used drilling technology with the advantages of high quality, efficiency and economic.
金刚石绳索取心是一种高效优质、快速经济、应用广泛的钻探技术。
Diamond core bit is preferred for coring operation in terms of the special requirements of scientific drilling.
根据科学钻探对岩心的特殊要求，认为金刚石取心钻头是科学深钻取心钻进较理想的选择。
Drilling displacement interference is a typical interference in the application of home-made rotary sidewall coring tool which influences engineers normal operation and coring result.
钻进位移干扰是国产旋转式井壁取心仪应用中的一类典型干扰，直接影响着操作工程师的正常操作和取心结果。
Conventional double tube bits should be used as bits for drilling, while coring tool is double tube.
当取心钻具采用双层管时，钻进所用的钻头就需要用普通双管钻头。
It is used to treat well bottom accident and used to be on -the -way test in drilling and coring operation.
它适用于井下事故处理，也适用于钻井和取芯的中途测试。
It is used to treat well bottom accident and used to be on -the -way test in drilling and coring operation.
它适用于井下事故处理，也适用于钻井和取芯的中途测试。
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