The program is to process all kinds of oil well pipe thread and casing coupling.
该项目是加工各类油井管螺纹、套管接箍的机械加工项目。
A kind of ringed core pulling mechanism of injection die of plastic casing coupling is introduced.
介绍了塑料管套注射模的环形型芯抽芯机构。
A threaded coupling used to join two lengths of pipe such as production tubing, casing or liner.
连接两节管子(生产油管、套管或衬管等)所用的带螺纹的连接件。
Petroleum and natural gas industries - Corrosion-resistant alloy seamless tubes for use as casing, tubing and coupling stock - Technical delivery conditions.
石油和天然气工业。作外壳、管道和连接材料用的耐腐蚀合金无缝管。交货技术条件。
This article introduces the V type adjusting hydraulic cylinder mechanical lock equipment of casing and coupling production line which imported from PMC. USA.
介绍了从美国PMC公司引进的套管接箍生产线中V型座调整机构的液压缸机械锁定装置。
Based on research on mechanism of non die drawing deformation of thermal coupling casing, law of drawing speed variation was analyzed, and the mathematical model for non die drawn casing established.
通过对热电偶套管无模拉伸变形机制的研究，分析了拉伸速度的变化规律，并建立了无模拉伸套管的数学模型。
Described in the article are the formation technique and manufacturing process of non die drawing of thermal coupling casing.
介绍了一种无模拉伸不锈钢热电偶套管的成型方法及生产工艺。
The emergence of casing well damages has close contact with interaction of rock body and fluid. So the research of fluid-solid coupling theory model seems very important.
通过套损机理的研究，可以看出套损问题的发生与岩体和流体的相互作用有着密切的联系，所以研究地下流固耦合的理论模型显得非常重要。
But the level casing steel in succession the system is a complicated control system, which have the characteristics of the variable, strong coupling more interfering, parameter easy change more.
但水平连续铸钢系统是一个复杂的控制系统，具有多变量、干扰多、参数易于变化的特点。
But the level casing steel in succession the system is a complicated control system, which have the characteristics of the variable, strong coupling more interfering, parameter easy change more.
但水平连续铸钢系统是一个复杂的控制系统，具有多变量、干扰多、参数易于变化的特点。
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