Application of gray theory in oil and drilling cost estimation;
灰色理论在油气钻井成本预测中的应用
In order to reduce drilling cost and economical and efficiently exploit peripheral virgin reserves in the Daqing Oilfield, test researches on surface-casing drilling technology are started, including the general proposal and techniques of casing drilling, casing string structures and accessories, downhole tools and special cementing tools.
为了降低钻井成本,实现外围未动用储量经济有效地开采,大庆油田开展了表层套管钻井技术的试验研究,包括套管钻井总体方案及工艺、套管串结构及其附件、井下钻具及固井专用工具的开发研究。
Because of the deep buried depth and small reservoirs of Anpeng oilfield, and in addition to the downhole troubles such as stuck pipe in the slim hole and lost circulations caused by improper use of polymer drilling fluid, the drilling cost was very high and thus iimited the development of the oilfield.
2 d,钻井成本大幅度下降。
By taking the minimum cost as optimization aim,the synthetic factor method,minimum cost method,and linear programming method of solving assembled dimensional chains are introduced.
以最低制造成本为优化目标，介绍了求解装配尺寸链的综合因子法、最低成本法和线性规划法，为合理分配装配尺寸链中各环公差提供参考。
This forecast model shows that there exists exponential relation between the drilling cost and the footage and the cycle respectively.
该预测模型表明钻井成本与钻井进尺和钻井周期呈指数关系。
Discussion on Application of Operational Cost Method in Drilling Cost Accounting;
作业成本法在钻井成本中的应用探讨
The Influence of Oil Price on Drilling Cost from the View of International Market;
从国际市场看油价对钻井成本的影响
The main influencing factors on the drilling cost and the corresponding controlling measures
影响钻井成本的主要因素与控制措施
Based on the Cost Analysis of the Drilling Operations Costs and Control;
基于作业成本法的钻井成本分析与控制研究
Research on the Application of Activity-Based Costing (ABC) to the Petroleum Drilling Cost Accounting
作业成本法在钻井成本核算中的应用研究
Drilling Cost Control Model: An Integration of Target Costing with Activity Based Costing;
目标成本和作业成本相结合的钻井成本控制模式研究
About Reducing Drilling Cost of JZ 9-3 Oilfield
关于降低锦州9—3油田钻井成本的认识
Lower Cost Research of Drilling Enterprises Based on Supply Chain;
基于供应链的钻井企业降低成本研究
Average cost of drilling a well over $ 300 000; actual cost can go over $ 8 000 000.
钻一口井的平均成本要30多万美元;实际成本可能超过800万美元。
Study on Improving Cost Budget Management with ABC Method in Oilfield Well-drilling Branches;
应用ABC法改进油田钻井板块成本预算管理的研究
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）
It sets good records on drilling cycle, net drilling time and average ROP in the same kind of horizontal wells.
该井的完成 ,创同类型水平井钻井周期、纯钻时间、平均机械钻速的国内好成绩。
Basic Geological Conditions and Technology for Horizontal Well Drilling
水平井钻井具备的基本地质条件及工艺
the total absence of fishing boats around the oil rigs.
钻井平台周围根本没有捕鱼船只。
Fracture Failure Analysis on a S135 Drill Pipe in Horizontal Well
水平井S135钻杆本体断裂原因分析
Analysis of Drill Collar Fracture in a Well with H_2S
含H_2S井钻铤本体断裂原因分析
An oil platform.
钻井平台石油钻井平台