查询词典 drilling stem

Successful applications in five wells show that polyalcohol drilling fluids can decrease drilling cycle, improve penetration rate, reduce downhole problems and accidents and be helpful to find producing layer but incre...

在玉东 10 2井等 5口井的成功应用表明，聚合醇钻井液能缩短钻井周期，提高机械钻速，减少井下复杂情况与事故，有利于发现油层，值得推广应用。但目前存在钻井液成本较高的问题

Through analysis of the drilling load characteristics , considering the drilling speciality, basic power driving requirement of the geological drill and automotive emission requirement, this paper discuss how to select power in design of mobile drill rig, engine selection of DPP100 series.

通过对钻探负载特性的理论分析，结合钻探工作的特点和环保对汽车排放的要求，按照地质钻机对动力系统驱动特性的基本要求，对DPP100系列钻机车动力系统选择的研究和方法进行了论述。

Research and development of this project is a new quick-setting polymer drilling expansion agent, mainly used for determination of gas pressure sealing sealing boreholes, the quality can also be used for different conditions of pressure measurement of the coal seam gas drilling sealed.

本项目研发的是一种新型高分子速凝钻孔膨胀剂，主要用于封孔测定瓦斯压力钻孔的封孔，也可用于不同质条件下的煤层瓦斯压力测量钻孔密封。

In order to tackle the difficulties including the sidetracking, the reentrance of the main hole, the well bore trajectory control, and the poor drillability of the formation, some technologies are put forward, such as the sidetracking technology of compound holes, the pipe string reentrance technology of main holes, the well bore trajectory control technology, and the drilling speed increasing technology. All the technologies have been applied to the field successfully, greatly shortening the drilling cycle and guaranteeing the safe and fast completion of the well.

针对悬空侧钻、主井眼重入、井身轨迹控制和地层的可钻性差等多个技术难点，提出了复合井眼悬空侧钻技术、主井眼管柱重入技术、井身轨迹控制技术和钻井提速技术等方法，在现场应用中取得了显著效果，大大缩短了钻井周期，保证了安全快速完井。

The purpose of this design as below: By transmitting into hydraulic system and PLC control system, the automatic drilling machine can automatically produce continuously、ameliorate the quality of the production、improve the production efficiency;reduce the labor intensity and the workload of worker; the system of the automatic drilling machine can work reposefully and satisfy the require; the spent of design is economic.

设计的目标在于通过导入液压进给系统和PLC控制系统，改造后的钻床能实现自动化连续生产、改善产品的加工质量、提高劳动生产效率；降低工作人员劳动强度和工作量；钻床系统能够工作平稳，满足工作要求；经济因素合理。

The main products are drilling pumps, iron roughneck, draw works, BOP, drilling pipe processing systems as well as their spare parts.SHANDONG WEIMA PUMPS MANUFACTURING CO., LTD

主要产品有系列钻井泵、铁钻工、钻井绞车、钻井管子处理系统、防喷器、成套钻井泵组装等石油钻井成套装备及相关零部件。2008年12月通过API认证(证书编号： 6A-0950、7K-0188、ISO-0833、Q1-0584、TS-0407)。

Under the function of semipermeable membrane, a reasonable adjust of the drilling fluid activity to be less than formation water activity will transfer water from formation to drilling fluid because of the existence of osmosis pressure.

在半透膜的作用下，适当调整钻井液的活度小于地层水的活度，渗透压会使地层中的水向钻井液运移，避免或减少因钻井液向地层运移而产生的负面影响，对地层的稳定起到积极作用。

In order to obtain higher single-well output and reduce the cost in drilling, sidetrack horizontal well drilling is conducted in the old wells in Tahe Oilfield.

为了获得较高的单井产量，减少钻井费用问题，塔河油田针对不同的井身结构，逐步对老井进行侧钻水平井施工。

TSC Manufacturing and Supply, LLC manufacturing facilities include a 85000 square feet manufacturing plant for drilling equipment and expendable and a 30000 square feet manufacturing plant for rig AC / DC Drive System, Our 20000 square feet central warehouse is located in Houston, Texas, USA to support our world-wide distributor network and serve our customers in the drilling industry around the world.

台糖的生产和供应，公司的生产设施包括一个八点五零零万平方英尺工厂的钻探设备和消耗和三点○○万平方英尺工厂的钻机的AC / DC驱动系统，我们二点〇〇万平方英尺中央仓库设在德克萨斯州的休斯顿，美国对支持我们的世界各地的分销网络和服务客户的钻井行业在世界各地。

Main business: CNC engraving machine Series: Applications: stainless steel, copper engraving Case insets processing; stainless steel, copper Case Shouban; spherical, Globoidal processing, text, sculpture ★ Case 5-axis double-headed insets engraving machine ★ Case 5-axis three insets engraving machine ★ Case 4-axis linkage double-headed insets engraving machine ★ Case 4-axis linkage three insets engraving machine ★ high triaxial strong double-headed die machine ★ high strength triaxial 3 Die machine ★ Case Drilling Machine, surface drilling machine ★ Case-meter pit, watches and clocks, glass-processing machine production testing of aircraft series:● test the waters Series: 10 automatic machine manually test the waters, six automatic Manual examination of water, really test the water leak-loaded needle ● Series: Semi-automatic assembly line of watches and clocks, watches and clocks, with three-pin CNC machines, semi-automatic machine ● single needle assembly Series: Semi-automatic cutting the core of machines, Case glass adhesive glue Machines, pneumatic pressure Digai ● strap-test: strap Rally torque testing machine, clasp switch testing machine, strap swing testing machine ● first test table: Table heading to the functional testing of aircraft, form the first vibration test machines, Table first parabolic dynamic testing machine has been with the German company Rexroth, Japan Yasukawa, Panasonic, Mitsubishi, and other well-known international companies have a long-term stability of technical cooperation, continue to study and absorb the advanced technology at home and abroad.

主营业务： CNC雕刻加工机系列：应用：不锈钢、铜表壳镶石雕刻加工；不锈钢、铜表壳手板；球面、弧面加工、文字雕刻★表壳五轴联动双头镶石雕刻机★表壳五轴联动三头镶石雕刻机★表壳四轴联动双头镶石雕刻机★表壳四轴联动三头镶石雕刻机★高强力三轴双头模具加工机★高强力三轴三头模具加工机★表壳钻孔机、表面钻孔机★表壳米坑位、玻璃位加工机钟表生产测试机系列：●试水系列：十头自动手动试水机、六头自动手动试水机、真水试漏机●装针系列：半自动钟表装配生产线、数控钟表装三针机、半自动单针机●装配系列：半自动切把芯上的机、表壳玻璃胶水粘接机、气动压底盖机●表带测试：表带拉力扭力测试机、表扣开关测试机、表带摇摆测试机●表头测试：表头按的功能测试机、表头震动测试机、表头抛动测试机一直以来，公司与德国Rexroth、日本安川、松下、三菱等国际知名企业有着长期稳定的技术合作，不断地学习和吸收国内外的先进技术。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。