密闭取心

密闭取心技术在渤海油田的首次应用

First application of sealed coring technique in Bohai Oilfield

密闭取心流体饱和度误差的影响因素及修正方法

Influencing factors and correction method for error of fluid saturation calculation during sealed coring

矿场密闭取心与室内模拟的驱油效率分析

Analysis of displacement efficiency of field pressure coring and lab test

密闭取心检查井岩心水淹判断方法研究

Judging watered-out method of cores from sealing core drilling in-spection well

几种新的水基泥浆密闭取心示踪剂

Four novel chemical tracers for water base mud used in sealing core

称重测岩心饱和度法密闭取心井岩石饱和度测量数据校正方法

Weight-saturation method A Correction of Saturation Data Obtained From Sealed Core Analysis

应用密闭取心分析资料求取饱和度参数

Determination of the saturation parameters by application of the sealed core data

蒸汽驱密闭取心实践及认识

Sealed coring of steam drived formation-practice and recognition

直线段试井分析方法研究普光2井密闭取心技术

Analysis of Straight Line Section for Well Test

密闭取心技术在油气田开发调整中的应用

The Technology of Closed-Coring Applied to Development and Adjustment in Oil & Gas Fields

基于物理模拟实验的密闭取心井油水饱和度校正

Oil and water saturation correction for sealed coring wells based on physical simulation experiments

密闭取心分析含水饱和度的泥浆滤液浸入校正法

Corrected Method of Immersion of Mud Infiltrate for Analyzing Water Saturation in Sealed Coring

萨中地区聚合物驱前后密闭取心井驱油效果及剩余油分析

Analysis on the result and remaining oil of the sealed coring wells drilled before and after polymer flooding

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。

On the basis of studying the sedimentary microfacies of fan delta front in the oilfield , stratified dynamic tes .

密闭取心井岩石饱和度测量数据校正方法随钻脉冲中子密度测井的蒙特卡罗模拟研究

A Correction of Saturation Data Obtained From Sealed Core Analysis Monte-Carlo Simulation Method in Pulsed Neutron Density Logging While Drilling

此项研究首次把保压密闭取心技术获得的岩心应用到电阻率测试技术上，开辟了电阻率研究的新领域。

This study is the first application of the core obtained with pressure maintaining sealed coring technique in resistivity test technique .

2228岩性密度仪刻度一次成功率的技巧密闭取心井岩石饱和度测量数据校正方法

A method of 2228 litho-density tool 's calibration first success ratio A Correction of Saturation Data Obtained From Sealed Core Analysis

在某些适合条件下可用此方法研究饱和度解释图版，来代替打油基密闭取心井。

Under some favorable conditions , this technique can be used without the core analysis data from cores taken with oil-base mud .

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 .

将模型应用在研究区，解释结果与试油结论及密闭取心结果均有很好的对应，解释精度比较高，在实际应用中取得了很好的应用效果。

The model is applied in the study area , the explain results , test results and sealed coring are corresponding very well .

首先以重点密闭取心井为窗口，结合本区的沉积背景，建立了研究区的微相类型和沉积。

To start with the key core well , connected with this area 's background , we set up edimentarymicrofacies patterns and sedimentary model ;

在密闭取心和油基钻井取心资料缺乏的情况下，利用测井参数有效求取含气饱和度；

Gas saturation is determined in the case of lake of sealing coring and oil - base drilling mud coring data by logging data ;

密闭取心降压脱气对岩心含水饱和度的影响在听取别人意见的时候要保持虚心。

Effect of degassing in sealing core drilling on the water saturation of cores Keep an open mind when listening to the opinions of others .

文章针对这一问题，利用密闭取心分析资料对阿尔奇公式中的岩石电学参数进行了刻度。

In view of such a problem , the lithological electrical parameters in Archie formula were calibrated by use of the analysis data of sealing core drilling .

利用密闭取心饱和度分析资料确定阿尔奇公式中参数，克服了由于实验条件及样品等限制，难以求取饱和度参数的局限。

Based on the measured saturation data from sealed core data analysis , parameters of Archie formula were obtained by means of solution of a multiple element linear equations .

天然岩心室内长期水冲刷实验证实了密闭取心的水驱油效率可达80%~90%。

Besides , the natural core in-house long-term washing out experiment has proved that waterflood efficiency of pressure coring can reach as high as 80 % ~ 90 % .

密闭取心井岩心油、水饱和度校正方法液晶校正器漏光对闭环校正波前探测准确度的影响

A CORRECTION OF OIL-AND WATER-SATURATION OBTAINED FROM SEALED CORE ANALYSIS Effect of Parasitic light of Liquid Crystal Wavefront Correctors on the Accuracy of Wavefront Sensing in the Closed Loop Process

本文根据多年的密闭取心经验，分析了9口井的资料，提出了在高孔渗、高含水、低孔隙压力地层中先期污染是影响密闭率的重要因素。

This paper presents a important factor which affects closed-coring in the high-permeability and high water cut as well as low pressure formations , to be called " initial pollution " .

对不同储层、层位、原油性质的21口井共32层的含油饱和度进行了评价，评价结果与密闭取心井的岩心分析结果非常接近。

The oil saturability of 32 layers in 21 wells with different reservoirs , levels and oil properties was evaluated . The results were very close to those from sealed core analysis .

分析大庆油田9口密闭取心井128块岩心的油水相对渗透率曲线特征，得出大庆油田油水相对渗透率经验公式。

The empirical formulas for oil and water relative permeability in the Daqing Oilfield are obtained by analyzing the characteristics of the oil-water relative permeability curves of 128 cores from 9 sealed coring wells .