Design and lab evaluation of ideal packing bridging drilling and completion fluids;
理想充填暂堵型钻井完井液的设计及室内评价
Preparation of drilling and completion fluids used for preventing the formation from damage of the high-pressure and low-permeability sandstone reservoirs;
保护高压低渗致密油气藏的钻井完井液体系的配制与应用
Owing to the water phase trap damage caused by drilling and completion fluids invasion, the logging data do not reflect the real characteristic of gas reservoirs, which results in weak or no well log response and response and gas formation miss.
致密砂岩气层低孔低渗、低初始水饱和度和裂缝发育等特征使其极易受到钻井完井液损害。
By adding different kinds of temporary slugging agents to the black positive electric colloidal drilling fluid,a new system named superior shielding and slugging drill-in fluid which has excellent formation protection mechanism is developed for the oil reservoir with high porosity and high permeability.
针对胜利油田不同区块水敏性强、渗透率差异大的特点,将不同类型的油层保护剂加入有机正电胶钻井液,研制出一种新型屏蔽暂堵保护油气层钻井完井液体系。
Design and application of drilling and completion fluid system for formation protection in the key blocks of Dagang Oilfield;
大港油田重点区块保护油层钻井完井液体系设计与应用
But in fact, wide distribution of average radius of pore throat which ane in reservoir make the changed drilling and completion fluid have good shield temporary blocking effect on only a few well .
在钻井过程中为了达到保护储层的目的,通常根据储层的平均孔喉半径,在上部钻井液中加入合适粒经的暂堵剂,再配合胶体填充粒子等,将上部钻井液改造为完井液;但往往在实际井中,储层孔喉半径分布范围较宽,导致经改造后的钻井完井液仅对某井段具有较好的屏蔽暂堵效果,而对另外的井段则不能起到较好的保护储层作用。
Only with clear knowledge of reservoir characteristics, potential damage factors, sensitivity and the damaging mechanisms of drilling and completion fluids, can compatible and reasonable drilling and completion fluid technology be worked out.
油气层保护技术有很强的针对性,只有弄清储层特征、潜在损害因素、敏感性和钻井完井液损害机理,才能提出与储层相匹配的、合理的保护油气层的钻井完井液技术措施。
The recent progress in protective methods,techniques,and technologies and in drilling/completion fluids for fractured oil and gas reservoirs is reviewed in topics including fractured reservoir classification,reservoir stress sensibility evaluation,fracture wideness estimation,formation damaging and temporarily plugging mechanisms,and drilling/completion fluids.
综述了裂缝性储层保护技术与钻井完井液方面国内外的研究进展,论题包括裂缝性油气藏分类,应力敏感性评价、裂缝宽度预测、损害机理、暂堵机理、钻井完井液。
The BYJ series of non fluorescent multifunctional drilling/completion fluid additives for formation damage control, BYJ 1- 5 , chemically being modified polyols of different cloud point, have formation damage controlling, anti caving, lubricating, anti foaming, and non thickening properties and are easily degradable at environmental conditions.
考虑到探井油层保护的需要 ,论述了钻井完井液处理剂的荧光问题 ,简介了荧光发射原理 ,讨论了影响荧光发射的因素 ,包括处理剂分子结构和生荧团之间的相互作用及各种环境因素。
Drilling Completion Fluid Technique for Protecting Carboniferous Gas Reservior in East Sichuan
保护川东石炭系气层钻井完井液技术
Progress in the Numerical Simulation of Invasion Damage from Drill-in Fluids in Horizontal Wells
水平井钻井完井液侵入损害数值模拟研究进展
The Study and Application of Drilling and Completion Fluids for Horizontal Gas Wells in Southwest Oilfield.
石南油田气层水平井钻井完井液研究与应用
Drill-in Fluid Technology for Reservoir Protection in Daniudi Gas Field
大牛地气田保护储层钻井完井液技术研究
Application of clay-free & drift pearl of the drilling and completion fluid system in the horizontal section of DP3 well
无土相漂珠钻井完井液体系在DP3井水平段的应用
Study of Corrosion to Drilling Rigs by Solid Free Composive Salt Drilling and Completion Fluids and Its Prevention Technology
无固相复合盐水钻井完井液对钻具腐蚀规律与防护技术研究
Research of Optimization Design Drilling and Completion Fluid in Dagang Oil Field
大港油田钻井液完井液优化设计研究
Study and Application of Oil Base Drill-in Fluids
全油基钻井液完井液体系研究及应用
The Study and Application of Paraffin Emulsion in Drilling Fulid and Completion Fluid;
石油钻井液完井液用乳化石蜡的研究及应用
Drilling and completion fluids with reservoir protection of horizontal wells in Shengli Oilfield
胜利油田保护储层的水平井钻、完井液技术
Converting gas drilling to conventional drilling within short time
气体钻井快速转换为常规钻井的钻井液技术
Technology of drilling well and well completion of gas well in the west of Hubei and the east of Chongqing;
鄂西渝东地区天然气井钻井完井技术
Horizontal Drilling and Completion Techniques for Well Tai H5-1
台H5-1水平井钻井完井工艺技术
Application of Drilling Fluid Technology in the Long Open Well X92
X92井长裸眼井段钻井液技术措施
APPLICATION OF ORGANIC SALT DRILLING FLUID IN THE THIRD SECTION OF WELL T4031
有机盐钻井液在T4031井三开井段的应用
Analysis of sidetracking horizontal well drilling and completion technique in the 33-12-14CH well named Tuo
坨33-12-14CH侧钻水平井钻完井工艺分析
Drilling Fluid Technology for MPD in Moderate and Deep Well in Binhai Oilfield.DFCF,
滨海油田中深层控压钻井钻井液技术
ERW Drilling and Completion Technology in Ultra-Shallow Heavy Oil Reservoir with Conventional Vertical Rig
直井钻机钻超浅层稠油大位移水平井钻井完井技术
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