泵井

The optimizing fracturing design chiefly includes fractures parameter optimization of fracturing wells, the volume of pre-conditioning fluid and preflush, the optimization of pump parameter and program, the optimization of fracturing technology parameters (Optimizing various kinds of proppant, concentration, volume and program and the adding way to optimize the reasonable operation parameters so as to improve the fluid diversion in natural formation fractures and main fractures).

压裂优化设计主要包括压裂井裂缝参数优化；预处理液和前置液用量、泵注参数和程序的优化；压裂工艺参数优化(以提高地层天然裂缝和主裂缝导流能力为目标，优化各种支撑剂类型、浓度、用量和程序，以及加入方式等；优化合理的施工参数)。

With the development of the oilfield, deviated wells, sidetracking wells and horizontal wells have more and more important function,whereas the particularity of casing programme limited the landing depth of sucker rod pump ,and affected the producibility of oil well seriously.

随着油田的开发，斜井、侧钻井、水平井等非直井在油田开发中起到越来越重要的作用，但由于井身结构的特殊性，限制了有杆泵的下入深度，严重影响了油井的生产能力，同时抽油井杆管偏磨，已成为非直井降低产量，增加作业成本、增加杆管成本的主要矛盾。

At present, the use of domestic oil well pump rod to account for a large proportion of the number, most of which are plunger-type pump, conventional plunger pump's oil production has become one of the main.

目前国内油田使用有杆泵的井数以占很大比例，其中大部分是柱塞式抽油泵，常规柱塞抽油泵已成为主要的采油方式之一。

The turbine between the pump and the well failed.

之间的井泵和失败的涡轮机。

The control system is able to solve the problem of evacuation and over submergence depth, which is adaptive to the application environment.

这一控制系统对解决低液量井抽空烧泵和过沉没度运行的问题，与现场的实际应用环境能够很好的结合。

The effects of unreasonable choice of well and electric submersible pump to oil production and energy consumption were analyzed.

根据潜油电泵特性，分析了不合理选井、选泵对生产和能耗的影响。

We also have a joint-venture factory for production of OCTG threader protectors, with annual production capability of one millions pairs of threader protectors for casing, tubing, line pipe, drill pipes.

公司此外还经营直缝埋孤焊、高频电阻直缝焊、螺旋焊等焊接石油天然气输送管，为国外用户代理采购钻机、修井机、抽油机、测井设备、顶部驱动钻井装置、泥浆泵、特车、固控设备、井口工具等产品。

The cost per irrigated acre was $375 for the deep diesel pumps,$133 for the shallow diesel pumps and only $66 for the treadle pumps—$50 of which came from the farmers.

比较每公顷土地的灌溉成本，使用深井柴油泵大约需要926美元，浅井柴油泵约为328美元，脚踏泵则只需163美元（其中123美元来自农民）。

Well digging equipments, rock digging equipments, mining type pump ,wire rope , compressor, automobile drilling machine, anchor bolt trolley, concrete spurting machine; mining type elevating apparatus and integrated protection apparatus, elevating container, linking setting ,falling-proof setting, racing car protection setting, chain, supporting roller, belt conveyer, conveyer belt ,chain and flight machine, transshipping machine carry-scraper, excavator, automatic unloading machine and other non-track apparatus and track transporting apparatus; mining type winch, tramcar, heavy mining type transporting vehicle and various electronic weighting apparatus.

基建施工技术装备及提升、运输设备：凿井设备、凿岩设备、矿用泵、钢丝绳、压缩机、汽车钻机、锚杆台车、混凝土喷射机、矿用提升设备及综合保护装置、提升容器、连接装置、防坠器、跑车防护装置、链条、托辊、皮带运输机、输送带、刮板机、转载机、铲运机、挖掘机、自卸车等无轨设备及轨道运输设备；矿用绞车、矿车、重型矿用运输车辆及各种电子称重设备。

It points out the necessity of tubing anchor in pumping well s,especially in deep wells.

定量分析了抽油机井油管自由悬挂可能造成的危害：降低泵效；油管柱振动加速了油管的疲劳破坏；油管屈曲造成套管、油管、抽油杆柱之间的多重磨损。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。