在取心过程中，密闭液能成功保护岩心。
During coring, sealing fluid could successful protect cores.
本文主要论述了空气潜孔锤跟管取心钻进规程。
This paper discusses the procedures of DTH hammer and core drilling with casing.
用此方法只要用取心段的常规分析数据进行回归分析。
Once the regress analysis for the normal coring-interval data is completed, the calibration coefficient for whole well obtained.
将井壁取心技术应用于油田开发中，评价油层的水淹程度。
Sidewall coring techniques are used in field development to determine the watered out degree.
它适用于井下事故处理，也使用于钻井和取心的中途测试。
It is used to treat well accident and used to be on the way test in drilling and coring operation.
介绍了测定孕镶金刚石取心钻头各向异性指数的实验方法。
The experimental apparatus and methods for determining the anisotropic index of a diamond impregnated bit were introduced.
论证了用常规取心代替密闭取心评价油层水淹程度的可行性。
It also deals with the probability of replacing seal-coring with normal coring to do evaluation for reservoir watered-out extent.
鉴于取心资料的代表性及局限性，也指出了此方法的局限性。
This method is restricted because of representation and localization of the core material.
利用钻井取心分析化验结果和粒度中值，计算地层束缚水饱和度。
We use analyzed results of drill cores and median grain diameter to compute bound water saturation of formation.
详细介绍了取心工具的构造、特点及其主要技术规格与技术参数。
It has introduced in detail on structure, Properties and main technical specifications and technical parameters of cored tool.
简述了玻璃钢取心工具的研制、工具可靠性分析和现场试验情况。
This paper briefs the development, its reliability and field test of this tool.
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。
Conventional double tube bits should be used as bits for drilling, while coring tool is double tube.
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。
This paper mainly introduced the casing program of the coalbed gas well, drilling parameter, coring tool and technologies and so on.
文中阐述了在金矿勘探中应用潜孔锤反循环连续取心（样）的优越性；
Some superiorities of using down hole hammer counter circulation type continuous coring (sampling) method in gold ore exploration are expounded in this paper.
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。
Traditionally various subphase belts for irruptive rock body are studied and analyzed by mainly drilling well and coring.
本文针对煤层气储层的特点，探讨了煤层气井取心技术及储层保护技术。
In accordance with properties of coal bed gas reservoir, the paper has probed into the protective techniques.
基岩钻探方法以采取普通硬质合金清水回转垂直取心钻进，覆盖层采用干钻。
For bedrock drilling ordinary hard alloy driller can be adopted for vertical core-drilling with the addition of clear water during rotation. for overburden dry drilling process can be adopted.
他们沉降下去网、挖掘机、深海温度测量器、静态照相机、水瓶、以及取心钻管和测流计。
They lowered nets, dredges, bathythermographs, still cameras, water bottles, coring pipes, and current meters.
实践证明，利用此方法可为现场录井人员对取心段的解释提供相对准确的数据。
The practice shows that the method is a relative good one for wellsite logging personnel interpretation in the coring interval.
通过取心工具和钻头的优选、参数优化以及技术措施的强化，该井取心进尺18。
Through optimization of coring tools and bits and improving technical measures, the coring footage of the well is 18.
辽河盆地热欧地区勘探程度低，取心资料少，砂体与油气分布具有较强的隐蔽性。
Re_Ou area of Liao basin has the features of low exploration degree, lack cored data, and the indecision of sandy hydrocarbon reservoirs.
分析了黄陇煤田大佛寺井田金刚石单管和双管取心及绳索取心钻井技术应用效果；
The application result of diamond drilling techniques in Huanglong Coalfield is analyzed emphatically in the paper.
对储层层间非均质性研究，往往停留在仅仅依靠取心井分析资料而建立的概念模型上。
The study of reservoir interbedded heterogeneity has always stayed on the concept model settled only on the core well analysis data.
根据不同地层所采用的钻头和取心器，介绍了不同地层的钻进取心方法和取得的成果。
The core drilling method and the obtained achievement are introduced with respect to the bit and core barrel used in different formation.
玻璃钢取心工具是专为提高辽河油田含砾石松散地层取心收获率和岩心完整性而研制的。
Glass steel coring tool is specifically developed for improving the core recovery of conglomeratic weak formation and the core integrality in Liaohe Oilfield.
玻璃钢取心工具是专为提高辽河油田含砾石松散地层取心收获率和岩心完整性而研制的。
The new coring tool that made of glass fiber reinforced plastic is used to improve the coring recovery and integrity in the loose gravel formation in Liaohe Oilfield.
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。
Diamond core bit is preferred for coring operation in terms of the special requirements of scientific drilling.
孤岛油田岩性极为疏松，用常规钻井取心的办法不能较好地分析和认识油层的油水分布规律。
Gudao oilfield has so loose a lithology that the distribution of oil and water can't be identified by means of the conventional coring method.
核磁共振录井技术主要用于在钻井现场快速、准确地分析岩心、岩屑和井壁取心的物性参数。
NMR (Nuclear Magnetic Resonance) logging technology is mainly used for quickly and accurately analyzing physical parameters of core, cuttings and the sidewall core on drilling site.
充分利用密闭取心、密井网等资料，精细剖析了双河油田扇三角洲前缘储层沉积微相及其分布。
The microfacies and their distributions of fan delta front in Shuanghe oil field are analyzed in detail by using sealed coring data, highly dense well patterns and so on.
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