1.
dual tubing wellhead
双油管采气井口装置
2.
Wellhead Equipment Reonstruction of the Liaogu-1 Well and Analysis of its Observation Effect
聊古1井井口装置改造及其观测效果分析
3.
The Current Situation and Development Trend of the Wellhead Device;
采油(气)井口装置现状及发展趋势
4.
Development and application of the BKR thermal recovery wellhead
BKR热采井口装置研制及推广应用
5.
oil well special-purpose materials, including oil pipes, casings, well head assemblies and underwater appliances;
油井专用材料，包括油管、套管和井口装置、水下器具；
6.
Problem analysis for wellhead and christmas tree standard in the enterprise standard adoption work
对《井口装置和采油树设备规范》企业“采标”中几个问题的分析
7.
Simulated Investigation of Movement Controlling of Wellhead Mechanized Devices of Petroleum Rigs;
石油钻机井口机械化装置的运动控制模拟研究
8.
The apparatus and technology of heavy oil recovery by wellhead gas heating
井口天然气加热稠油开采工艺及装置设计
9.
The apply and research on the alarm and braking system of inclined shaft with single clasp and mickle leaning gobs of lifter.
斜井单钩多偏口提升减速报警制动装置的研制与应用
10.
semiautomatic well-test unit
半自动油井测试装置
11.
offshore mobile drilling units
海上移动式钻井装置
12.
multicoil induction system
多线圈感应测井装置
13.
bottom-supported mobile rig
坐底式活动钻井装置
14.
computerized logging unit
计算机控制测井装置
15.
Discussion on Working Platform Arrangement Pattern in Vertical Shaft Construction
立井井筒装备施工吊盘布置方式探讨
16.
Its drilling system uses a 380-ton protective casing over the wellhead that is about the size of a six-story office building.
它的钻探系统采用了重380吨、约六层办公大楼大小的保护罩（防爆装置）来保护井口。
17.
The paper introduces the operating principle, structure and operated result of hydraulic interlocking device with PLC controller for the mouth of Service shaft.
介绍了可编控制器（LC）制的副井口液压联动装置的控制原理、构及应用效果。
18.
mobile offshore drilling rig
移动式近海钻井平台移动式近海钻井装置