off shore rig

The design of this drill tower and its application in construction of 60-inclined holes are given .

根据XY系列钻机的结构特点,设计了吊臂式钻塔,以满足不同倾角斜孔施工对钻塔的要求,重点介绍了该钻塔的设计应用及在60°斜孔施工中的适应性。

In this paper,drill tower was defined and classified,basic parameters for drill tower design were analyzed,different characteristics and the unified number of drill tower were summed up,calculation and optimization of drill tower design and the development trend for new type of drill tower were also briefly introduced.

给出了钻塔的定义,对各种钻塔进行了分类,详细分析了钻塔设计的基本参数,系统总结了各种钻塔特点和统一编号问题,简要介绍了钻塔设计计算和优化以及新型的钻塔发展趋势。

An alalysis is given the force-bearing condition of the derrick of the top-drive drill rig under ac-tion of the twisting moment exerted by the rotating drill tools and the turn-over moment resulted from pulldownof the feed frame while drilling.

分析了动力头式钻机之钻塔在钻进过程中，所受回转钻具的反扭矩与给进架给进力而造成的翻转力矩作用下的受力情况。

Structural design of drilling tower and 3D modeling by Pro/E software are stated,structural simulation and finite element analyses are made on the model based on Pre/MECHANICA.

论述了利用 Pro/E 软件对钻塔进行结构设计和三维建模,并利用 Pro/MECHANICA 模块对所建模型进行结构仿真和有限元分析,对不同的结构进行对比,得到最优化的尺寸结构。

The oil rig is now fully operative.

石油钻塔现全面开工.

He's employed on the oil rigs.

他受雇在油井钻塔工作.

anoffshore oil rig, island, anchorage

近海的石油钻塔、 岛、 锚地

The Strength and Modal Analysis of GCF-1500 Impact Drilling Machine Tower;

GCF-1500冲击钻机钻塔强度与模态分析

Study on Structure Optimization of the Derrick of JYD-1000 All-hydraulic Core Drilling Rig;

JYD-1000型全液压岩芯钻机钻塔结构优化研究

derricks and jetties above brown water;

钻塔和防波堤突现在褐色的海水上；

Research on Rig Transverse Moving Device of Jack-up Platform

海洋平台钻塔横向移动装置技术研究

Finite Element Analysis and Research on Optimum Design of Drilling Tower Joints of JYD-1000 All-hydraulic Core Drill;

JYD-1000型全液压岩芯钻机钻塔节点有限元分析及优化设计研究

a framework erected over an oil well to allow drill tubes to be raised and lowered.

油井上方直立的一个架子，它能使钻塔上升或下降。

Beta Distribution and Quality Contrel of Drill-Core Recovery

贝塔分布与钻探取心率的质量控制(一)

Drilling Fluid Technology for Horizontal Well YT2-6H in Tahe Oilfield

塔河油田YT2-6H水平井钻井液技术

Application of pressure controlled drilling technology of well Tazhong 62-13H

控压钻进技术在塔中62-13H井中的应用

Ask to see the Diamond Quality Pyramid to help guide you to a rare and valuable stone.

在钻石品质金字塔的帮助下，你一定能挑选一枚珍贵而瑰丽的美钻。

Abstract: Several Sticking accidents happen in the course of drilling horizontal wells in Tahe Oilfield.

文摘:塔河油田水平井钻井过程中，曾多次发生卡钻事故。

Study on Improving the Drilling Efficiency of the Hailar and Tamtsay Exploration Area

海拉尔—塔木察格探区提高钻井效率技术研究

Study on Rock Drillability of the Tamtsag Basin

塔木察格盆地岩石力学参数和可钻性实验研究

Managed pressure drilling applied to horizontal wells targeting carbonate gas reservoirs in middle Tarim Basin

塔中地区碳酸盐岩储层控压钻水平井技术

Construction Technology of Under-reamed Bored Pile in Guangzhou New TV Tower

广州新电视塔扩底钻孔灌注桩施工技术