It is very important for drilling engineering and geological staff to assess formation lithology and the working condition of bit.
地层岩性与钻头工况的评估对钻井工程技术人员和地质人员十分重要。
This well is characterized by deep drilling horizon and varied formation lithology, so its predrilling prediction of abnormal pressure is the most significant.
该井钻探层位深、地层变化大，钻前异常地层压力预测尤为重要。
This article started from the geological feature and the characteristics of formation lithology mechanics of the Jiulongshan and optimized the deep well casing programs.
本文从九龙山构造的地质特征、地层岩性力学特性研究出发，优化了九龙山构造深井的井身结构。
Mainlydiscussed in the paper is the identification of the formation lithology and fluid properties. Several specialized measures to improve application effects are also given.
主要讨论了地层岩性和含流体性质的识别问题，并指出了提高该方法实用效果的专业性措施。
According to the conservation principle of energy and the rock-breaking mechanism of bit, the assessment model was set up for formation lithology and the working condition of bit.
根据能量守衡原理和钻头破岩机理，建立了地层岩性与钻头工况评估模型。
Based on the formation lithology characteristics, the PDC bit was optimized from such aspects as the composite block, blade geometry, cutter model, and cutter mechanics balance, etc.
针对山前构造的地层岩性特征，从复合片、刀翼形状、齿型、切削齿力平衡等方面设计和改进了PD C钻头。
Several examples have shown that accurate evaluation of complex formation lithology changes can be achieved, providing reliable geological parameters for exploration and development.
通过实例分析，正确评价了复杂地层的岩性变化，为石油勘探开发提供了可靠的地质参数。
Stratum lithology and reservoir type recognitions are the geological foundation to explain the formation pressure by using logging data.
地层岩性和储层类型识别是测井解释地层压力的地质基础。
Formation of the oxidized Mn deposit is controled by the primary Mn ore layer, tectonics, geomorphology, thickness and lithology of the cover rock, climate and hydrogeological condition.
认为表生富集型氧化锰矿床的形成主要受原生含锰层、地质构造、地形地貌、顶盖层厚度、岩性、气候及水文地质等条件所制约。
Volcanic lithological character is involute. Owing to the influence of volcanic formation fashion and structure, distribution of lithology has obvious rule either in portrait or in landscape.
火山岩岩性复杂，由于受火山岩形成方式和构造的影响，岩性分布无论在纵向还是横向上都无明显的规律性；
A high production reservoir mainly controlled by lithology has been recently discovered in the Member 1 of the Qingshuihe Formation (K_1q_1) at the Shinan 31 Well in the central Junggar Basin.
准噶尔盆地腹部的石南31井区，下白垩统清水河组一段为一个近期新发现的以岩性控制为主的高产油藏。
Different lithology had some effects to the formation of pore of carboniferous volcanic reservoir in SHIXI.
不同的岩性对石西石炭系火山岩储集层孔隙的形成有一定的影响。
Lithology density logging method can measure the density and PE value of the formation at the same time, so it has been widely used in the oilfield.
岩性密度是同时测量地层密度和岩性的测井方法，目前在油田得到广泛推广。
Core analysis data from laboratory showed the origin of water layers with high resistivity is due to changes of lithology, residual oil and formation water salinity in local areas.
通过对实验室岩心分析资料的研究，认为高电阻率水层的成因是岩性变化、残余油的存在及局部地区地层水矿化度的变化引起的。
Three dimensional seismic data are effective for solving geologic problem because the data imply the response of formation and lithology information underground.
利用三维地震资料解决复杂的地质问题具有明显的优越性，因为三维地震数据体包含丰富的地层、岩性等信息。
The feature of topography, lithology and formation of stratum as well as intensity of earthquake for the yard of tank storage area of hazardous goods, Zhuhai Port are described in the paper.
阐述珠海港危险品储罐区场地的地貌特征、地层岩性、地质构造以及地震烈度。
Real-time lithology identification while drilling not only helps to find the oil-bearing layers, but also provides a geological basis for the abnormal formation pressure forecast.
利用随钻工程参数进行实时识别岩性研究，既有助于钻井过程中及时发现油气层，又能为及时的地层异常压力预报提供地质基础；
One dimensional model can also be used to predicate the lithology and rock facies of formation.
利用一维模型，也可以预测地层的岩性和岩相。
The third phase deformation is normal fault that developed along the formation interface from different times or the same stratum with different lithology in the basin.
第三期变形为沿盆地内不同时代地层界面或同一地层不同岩性界面发育的伸展拆离构造；
According to the feature of fossil associations, lithology and sedimentary characteristics as well as section structure the Pusige Formation is referred to the Late Permian.
根据化石组合面貌、岩性和沉积特征，以及剖面结构，认为普斯格组的时代应为晚二叠世。
The oil in Taobao reservoir has the characteristic of viscous oil. The structure, lithology and fault are the main controlling factors of the formation of the reservoir.
套保油藏原油具有稠油特征，构造、岩性、断层是油藏形成的主要控制因素。
In terms of lithology, fossil records and sedimentary facies, the Cretaceous in the Bazhou depression, Minhe basin is subdivided into Datonghe, Hekou and Minhe Formation.
民和盆地巴州拗陷的白垩系按其岩性、化石特征和沉积相自下而上分为大通河组、河口组和民和组。
Its structure is quite complex, fault block well developed, lithology complex, formation water salinity variable and oil zones universally exhibit low resistivity.
其油藏结构复杂、断块发育、岩性与水性复杂多变，同时油层低阻现象普遍。
Meanwhile, the authors also point out that the small scale reservoir formation is controlled by tectonic fractures, it belongs to tectonic fracture and lithology complex trap types.
同时指出鸭子河地区深层油气的有限规模成藏实为由构造裂缝系统控制的小规模油气藏，属于构造裂缝和岩性复合圈闭成藏类型。
The carbonate reservoirs in Tahe oilfield have the features of pure lithology, deep burial depth, high formation temperature, poor connection of the fractures.
塔河油田碳酸盐岩储集层具有岩性纯、埋藏深、地温高、裂缝连通性差的特点。
The reservoir lithology of oil bearing Huagang formation on Sudi structural belt in Xihu depression is mainly lithic arkose, feldspathic litharenite and feldspathic quartzitic sandstone.
西湖凹陷苏堤构造带花港组油层储集岩主要为岩屑长石砂岩、长石岩屑砂岩、长石石英砂岩，岩屑含量较少，岩石成分成熟度和结构成熟度均较高。
The reservoir lithology of oil bearing Huagang formation on Sudi structural belt in Xihu depression is mainly lithic arkose, feldspathic litharenite and feldspathic quartzitic sandstone.
西湖凹陷苏堤构造带花港组油层储集岩主要为岩屑长石砂岩、长石岩屑砂岩、长石石英砂岩，岩屑含量较少，岩石成分成熟度和结构成熟度均较高。
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