The Research of Underbalance Drilling Technology Applying in Daqing Oil Field;
大庆油田欠平衡钻井工艺技术应用的研究
Application and knowledge of underbalanced drilling technology
欠平衡钻井技术的应用与认识
When the sandstone gas reservoir is drilled open by the underbalanced drilling using water based mud (WBM), the underbalance pressure normally can hardly offset the imbibition capillary force of the rock, which may result in backwash imbibition.
采用水基钻井液欠平衡钻开砂岩气层时,欠平衡压差往往并不能完全抵消岩石的自吸毛细管力,从而产生逆流自吸效应。
Application of comprehensive mud logging parameters in interpretation & evaluation of the under-balanced well gas layers;
综合录井参数在欠平衡井气层解释评价中的应用
There are 4 big difficult problems in perforations under balanced well: perforation under wellhead pressure,snubbing operation throughout perforating process,low confining pressure perforating operation and the fullbore string convenient for the following operations.
欠平衡钻井条件下配套的射孔技术具有四大射孔难题:井口带压作业、全过程不压井作业、低围压射孔作业及便于后续作业。
Under balance drilling is paid great attention to by people for it is favourable for discovering and protecting oil and gas reservoirs,raising drilling speed,reducing cost and lessening drilling lost circulation and differential pressure sticking.
欠平衡钻井由于有利于发现和保护油气层、提高钻速、降低成本 ,减少井漏及压差卡钻等复杂情况 ,而受到人们的高度重视。
The method for distinguishing oil and gas zones for under-balanced drilling
欠平衡钻井条件下油气层判别方法研究
The distinction of on-site oil and gas shows under the condition of the under-balanced drilling fluid with the oil-in-water in Well CG2
CG2井水包油钻井液欠平衡钻井现场油气显示识别
Gas acquisition and interpretation & evaluation under under-balanced drilling;
欠平衡钻井条件下气体采集与解释评价
Effect of annular cuttings on negative pressure in under-balanced drilling process;
欠平衡钻井环空岩屑对井底负压的影响
Practical drilling fluid technology for under-balanced drilling;
实用欠平衡钻井钻井液技术
The Application of RBF Neural Network in Under-balanced Drilling
RBF网络法在欠平衡钻井中的应用
Dynamic Simulation Study of Gas-Liquid Two-Phase Flow for Underbalanced Drilling
欠平衡钻井气液两相流动态模拟研究
APPLICATION OF AERATED UDERBALANCED DRILLING TECHNOLOGY IN TONGNANBA AREA
通南巴地区充气欠平衡钻井技术应用
Optimization of annular gas injection technology in coalbed methane aerated under-balanced drilling
煤层气欠平衡钻井环空注气工艺优化
Mud logging technology under the underbalanced drilling
欠平衡钻井条件下录井技术方法探讨
Practice and Experience on Under-balanced Drilling with Nitrogen-foam
DF1井氮气泡沫欠平衡钻井实践与认识
Development of Downhole Control Valve for Entire Underbanlanced Operation
全过程欠平衡作业用井下控制阀研制
Application of underbanlanced drilling in Block 10, Yemen
欠平衡钻井技术在也门10区块的应用
Application of Whole Process Underbalanced Horizontal Well in Daqing Oil Field
全过程欠平衡水平井在大庆油田的应用
Application of the Under-balance Drilling Technology in CBM Exploration and Development
欠平衡钻井技术在煤层气勘探开发中的应用
The Research of Underbalance Drilling Technology Applying in Daqing Oil Field;
大庆油田欠平衡钻井工艺技术应用的研究
The method for distinguishing oil and gas zones for under-balanced drilling
欠平衡钻井条件下油气层判别方法研究
Inversion of Overflow and Leakage of Reservoir in Under -balance Drilling
欠平衡钻井过程中地层溢流量与漏失量的反演
Application of Oil-in-water Drilling Fluid in Unbalanced Drilling Section of Well Lishen 1
水包油钻井液在梨深1井欠平衡段的应用
Application of Foam Underbalanced Drilling Fluid in Mesozoic Strata
泡沫欠平衡钻井液在中生界地层的应用
The Correction Method About Underbalanced Deep Dual Laterolog Data
欠平衡条件下深侧向测井电阻率值的校正方法
Classifications of Underbalanced Drilling and Researches on Reservoir Screening Methodology
欠平衡钻井技术新分类与油藏筛选方法研究
Research on gas-liquid flow rate optimization in foam underbalanced drilling
泡沫欠平衡钻井气液流量组合优选研究