petroleum slotted pipe is a tool for sand prevention in the petroleum production of oil field.
石油割缝筛管是油田采油防砂常用的工具。
The slotted pipe with narrow slots can be mass worked economically and efficiently by means of open loop system and hand automatic model shifter.
采用开环系统和手动、自动模式切换装置，可以经济、有效、大量地加工带有窄缝的割缝筛管。
The slottings\' distribution on the slotted pipe has an important influence on distribution of stress.
割缝筛管是采油防砂的一种重要的器材,但是研究表明,分布在割缝筛管上的割缝对其应力分布有很大的影响,所以确定不同参数下割缝筛管的应力的变化趋势是合理设计割缝管的重要依据。
Research on slotted screen for anticorrosion and antiscale in oil/water wells
割缝筛管防腐与防垢技术研究
A new completion well method is applied in Lin4 ping2 horizontal well at first time,the method is make up of slotted screen with external casing packer.
林4平2井是华北油田第1口利用割缝筛管带套管外封隔器完井的水平井,该井实钻井眼轨迹在水平段内呈波浪状,且钻遇多处泥岩层段。
With the laser cutting machines and the principle of slotted screen laser cutting, the compound shifting position method and special technologys cheme are adopted to solve the technological difficult problems of compound shifting position methodtrapezoid-slit and broad-slit processing.
利用激光切割筛管的原理和割缝筛管数控激光加工机床,采用复合变位法和特殊的工艺方案解决了梯形缝和宽缝加工的技术难题,加工出了合格的割缝筛管。
The thermal stress analysis of the slotting screen pipe in thermal recovery wells
热采井割缝筛管的热应力分析
continuous slot pipe base screen
有连续割缝中心管的绕丝筛管
flush-wrapped screen
绕丝直接绕在中心管上的筛管
lower sand screen
下部油层防砂绕丝筛管
stainless steel wire wrapped scree
不锈钢钢丝绕制筛管
Finite element analysis on the comprehensive factors of slotted liner collapsing strength
割缝筛管抗挤压强度综合因素有限元分析
Erosion Wear Behavior of Slotted Screen Liner for Sand Control
石油防砂割缝筛管的冲蚀磨损性能研究
RESEARCH ON STRESS OF SLOTTED PIPE UNDER UNIFORM DISTRIBUTION LOADING
均匀载荷作用下割缝筛管的应力分析研究
Weld Thermomechanical Treatment with Roller Compaction and It's Application in Coiled Tubing Manufacture
焊缝碾压形变热处理在连续管生产中的应用
Finite Strip Analysis for ERW Pipe Multiple Rolls Progressive Forming
多道次直缝焊管连续成型有限条分析
slip-on type pipe base screen
套在中心管上的筛管
full weld-on pipe base screen
带中心管的全焊接筛管
although they are not entirely unsuitable for continuous filament yarns.
尽管喷水织机适用于所有的连续长丝纱。
Influence by CC Billet Central Quality on Internal Fold of Seamless Steel Tube
连铸坯中心质量对无缝钢管内折的影响
The characteristics of trapezoid slit of slotted oil pipe are summarized in this paper. The difficulty of laser cutting, the special equipment preparation and the processing methods are introduced.
介绍了割缝筛管梯形缝的特点、激光切割的难点、特殊的设备配置及新的加工工艺方法 .
The Application of Finite Element Method in the Strength Analysis of Casing after Hydraulic Sand Blast Slotting and the Optimization of Its Technological Parameters;
有限元法在水力割缝套管强度分析及工艺优化中的应用
caulking of lead fibres, for pipe joints
堵缝材料,铅丝制,用于管道连接
Change of microtubule cytoskeleton on mitosis in the shoot apex of Saccharum spontaneum
割手密茎尖细胞有丝分裂过程中微管骨架的变化
All gas line joints shall be orbital welded except those connecting to valves.
所有气体管路的连接采用无缝焊接。