Cased hole Formation resistivity Logging (CHFR) is a new resistivity tool in cased holes developed by Schlumberger company.
过套管地层电阻率测井(CHFR)是斯伦贝谢公司的一种新的套管井电阻率测井仪器。
As far as cased-hole formation resistivity logging, the key problems needed to be solved are detection of ultra-low frequency and extremely weak signals, as well as reduction of strong interferences.
超低频、纳伏级信号的检测以及强干扰的抑制是过套管地层电阻率测井需要解决的关键问题。
Casing resistivity logging is hard to realize because of the strong hindering effect of casing to electrical current and only feeble current can enter the formation.
套管井中，由于套管对电流的强阻隔作用，只有极其微弱的电流可以进入地层，使得过套管电阻率测井很难实现。
In the conventional logging, resistivity log is the chief way to identify the types of fluids in formation.
在常规测井中，电阻率测井是识别地层流体性质的主要手段。
Resistivity curve is mainly used in the calculation of formation shale content in the logging interpretation for conglomerate reservoir at present.
浊积岩储层中受放射性矿物和地层水矿化度的影响，使得自然伽马曲线和自然电位曲线不能真实地反映储层泥质含量情况。
Cased hole formation resistivity (CHFR) logging tool is a new-type instrument which is developed to measure and evaluate formation remaining oil saturation in casing hole of oilfields.
套管井地层电阻率测井仪是为了满足油田在套管井中测量和评价地层剩余油饱和度而研制的新型仪器。
Correction system for resistivity logging in cased hole has been established in paper, including on condition of non-uniformity casing, formation having shoulder, cement layer.
文中建立的套管井电阻率测井校正系统，包括套管非均匀性、地层上、下围岩和水泥环的校正。
Carbonate formation is characterized by higher resistivity and bigger difference of Dual and Shallow lateral logging compared with clastic formation.
与砂泥岩地层相比，碳酸盐岩地层常以高电阻率、深浅双侧向大幅度差异为特征。
SP logging is one of logging methods which can effectively distinguish resistivity of mixed liquid in formation after oil layer being water flooding.
自然电位测井是油层水淹后能够有效识别地层混合液电阻率信息的测井方法。
As an unconventional one, low resistivity oil-bearing formation is affected by many factors and common logging interpretation method meets difficulty in evaluating the same formation.
低阻油层作为一种非常规储层，其含油性受多个因素影响。常规测井解释方法评价低阻油层有很大的困难。
As an unconventional one, low resistivity oil-bearing formation is affected by many factors and common logging interpretation method meets difficulty in evaluating the same formation.
低阻油层作为一种非常规储层，其含油性受多个因素影响。常规测井解释方法评价低阻油层有很大的困难。
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