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- drilling rig mast 套装井架
- With expert chassis of Rotary drilling rig and strong box type mast, it has high working stability. 应用徐工成熟技术制造的旋挖钻机底盘，结实的箱型臂架，具有超强稳定性；
- Along with the increasing of drilling rig types and the expansion of production scale in our company, analysis and calculation to mast of drilling rig is more and more becoming an important design task. 随着我厂钻机类型的不断扩充和生产规模的不断扩大,钻机井架的分析计算越来越成为我厂的一项重要的设计任务。
- Drilling is an important part during oil and gas exploration and development. As the key part of drilling equipment, the load capacity of the drilling mast is closely related to the safety of the whole drilling rig system. 钻井是石油天然气勘探与开发的一个重要环节,钻机井架作为钻井设备的关键部分,其承载性能直接关系到整套钻机系统的安全运行。
- AC-SCR-DC mode is the best driving mode for a drilling rig. DC驱动方式是目前钻机最好的驱动传动方式。
- MAN300 drilling rig is working in gravel area in West Luntai, Sinkiang. 300型钻机在新疆轮台西砾石区进行地震钻井施工。
- YG-30 drilling rig is a full hydraulic operated top drive power head drill. 型工程钻机为全液压驱动动力头式钻机。
- Some remarks on developing technique of drilling rig disc brake in China. 关于发展我国钻机盘式刹车技术的几点认识。
- If it is thoughtthat the rocks in a certain area contain oil, a "drilling rig"is assembled. 如果认为某地区的岩层含石油,则在该处安装“钻机”。
- Large degree of freedom of drilling frame structure can enlarger efficiently operation scope of drill rig. 多自由度钻架结构，有效地扩展了钻机的作业范围。
- Disc brake system on drilling rigs. 石油钻机盘式刹车制动系统。
- Both jackup drilling rig and bucket foundation platform belong to shallow foundation structures. 自升式钻井船和筒型基础平台都属于浅基础结构物。
- A kind of hydraulics system for CKS-I hydraulic gas drainage drilling rig was designed. 介绍了一种自主设计的CKS-I型全液压瓦斯抽排放钻机的液压系统。
- Drilling rig efficiency unit per month (DREupm) is a key indicator to display drilling productivity. 摘要钻探台月效率是考核钻探施工生产水平的主要指标。
- Everything on a drilling rig directly or indirectly assists the bit in crushing or cutting the rock. 在钻机上的每一种装置都直接或间接地有助于钻头粉碎或切割岩石。
- Finite elements analysis for mast of rotary drilling rig 旋挖钻机钻桅的有限元分析
- The most obvious part of a drilling rig is called"a derrick". It is used to lift sections of pipe, which are lowered intothe hole made by the drill. 钻机中最显眼的部件叫“井架”,井架用来吊升分节油管,把油管放入由钻头打出的孔中。
- This paper is a part of a project which is construction on integrated laboratorial platform of drilling rig hoisting system. 本文系钻机起升综合实验台架建设的部分研究内容。
- Integrated hydraulic supply is a new assignment,as more and more hydraulic corollary equipments of drilling rig have come out. 针对当前钻机液压配套设备越来越多的趋势,研制了集成化液压源。
- To complete the well production, casing is installed and cemented and the drilling rig is dismantled and moved to the next site. 要完成以及生产，套管安装和硬质合金和钻机是拆除和移动到下一个站点。
