Therefore, a kind of high-density, weak-gelled, non-bentonite and oil-in-water drilling fluid system is developed. 针对这些难题,研制了一套高密度弱凝胶、无土相水包油钻井液体系。
The method of accumulative oxygen consumption was used to evaluate the ability of biodegradation of the horizontal well drilling fluid and treating agents. 利用累计耗氧量方法试验评价了海洋油田水平井钻井液体系和处理剂的生物降解性。
Air drilling and solid-free gelatin drilling fluid can be used in coal-bed methane drilling. 空气钻进和无固相植物胶钻井液适合煤层气钻进。
The technology of micro flow control for drilling fluid has been developed recently in accordance with the problem of wellbore pressure control during drilling process. 针对钻井过程中井筒压力控制方面存在的问题,国外近期开发了基于钻井液微流量控制的钻井技术。
Study of mixed gas production simulation test for drilling fluid and sandstone 钻井液与砂岩混合产气模拟实验研究
Research and Application of Drilling Fluid System for Horizontal Well in Jidong Oilfield 冀东油田水平井钻井液体系的研究与应用
Circulating micro-foam drilling fluid is a newly developed low density drilling fluid system in recent years. 可循环微泡沫钻井液是近年国内外推出的一种新型低密度钻井液体系。
It has no effect on drilling fluid rheological properties, because it has no bubble with slight water loss. 对钻井液流变性无影响,略降失水,不起泡,与现场常用的正电胶钻井液、聚合物钻井液、磺化钻井液的配伍性好。
Drilling fluid systems suitable for different formations were optimized. 优选了适宜不同地层的钻井液体系;
The application and study of the analytical method for drilling fluid filtrate in mud logging 钻井液滤液分析方法在地质录井中的应用研究
High temperature high pressure ultra-deep well drilling fluid density design method 高温高压超深井钻井液密度设计方法探讨
A New Method to Obtain Stable Rheological and Filtration Effect of High Temperature Water-based Drilling Fluid 一种获得具有稳定流变及滤失效果的高温水基钻井液的新方法
Polymer-polyelectrolyte drilling fluid system a liquid substance capable of dissolving other substances. 聚合物-聚电解质钻井液能消融其他物质的液体物质。
During the drilling of the horizontal section, oil-based drilling fluid and PDC bit are usually used for holding the horizontal hole stability and enhancing rate of penetration. 水平段钻进中,常使用油基钻井液和PDC钻头,在保持水平井眼稳定性的同时,提高机械钻速;
A Study on Ultra High Temperature Drilling Fluid System(ⅳ): Brine Drilling Fluid Design and Evaluation 超高温钻井液体系研究(Ⅳ)&盐水钻井液设计与评价
Effect of Drilling Fluid Density on Neutron Porosity in Underbalanced Drilling 欠平衡钻井条件下钻井液的密度对中子孔隙度测井的影响
The performance properties of EGlu as drilling fluid additive are investigated in laboratory. 在室内考察了作为钻井液处理剂的乙基葡糖苷的应用性能。
Meanwhile, the paper proposes that using oil-base drilling fluid can prevent the reservoir damage. 要解决该类储层的伤害问题,可采用油基钻井液施工。
Research on the effect of abandoned water-based drilling fluid upon environment in Jianghan Oilfield 江汉油田废弃水基钻井液对环境的影响研究
Firstly, the influence of well-bore stress and rock properties by the physical-chemical effect between shale and drilling fluid was analyzed; 本文首先分析了地层泥页岩与钻井液之间的物理化学作用对井壁应力和岩石性质的影响;
The performances and field application of the solids free polymer drilling fluid system are described. 介绍了无固相聚合物钻井液体系的性能及现场应用情况。
Experimental study on inhibition of hydrate in oil-based drilling fluid for deepwater drilling 深水油基钻井液中抑制水合物形成的实验研究
The calculation results showed that subsystem, displacement and drilling fluid system have grate effect on annual flow parameters. 模拟计算表明:出气量、排量和钻井液体系等因素对环空流动参数影响较大。
The Influence of Abandoned Drilling Fluid in Oil-gas Field on Ecological Environment 油气田废弃钻井液对生态环境的影响评价研究
This drilling fluid meets the requirements of aerated drilling technology. 该钻井液可满足充气工艺要求。此外,该钻井液密度连续可调。
Research and application of the low-permeability filming drilling fluid 低渗透成膜钻探泥浆体系的研究与应用
Thin under-saturated silicate brine drilling fluid is one of the well-proven technologies for drilling salts and gypsum rocks. 盐泥是盐化工业生产过程中产生的固体废物,稀硅酸盐欠饱和盐水钻井液是盐膏层钻井的成熟技术之一。
During cementing operations, the major issue to be addressed is the displacement of drilling fluid by cement slurry. 固井作业中,首要解决的是注水泥顶替泥浆的问题。
The rheological property of the high density drilling fluid is influenced greatly by solid content and temperature, while it is less influenced by pressure and additives. 高密度钻井液的流变性受固相含量大小和温度的影响明显、受压力和添加剂的影响较小。
Design and Numerical Simulation of Nozzle of Drilling Fluid Mixer 钻井液混合器中喷嘴的设计与数值模拟