It is a most popular and common occurrence that pressure changes in production casing.
在油气井中，油层套管内压力变化是最普遍、最常见的一种现象。
The production casing cementing problems in Tahe Oilfield in 1998 are analyzed, and the main reasons causing low cementing quality are found.
针对塔河油田1 998年生产套管固井质量存在的问题进行了分析，找出了影响固井质量的主要因素。
A completion configuration in which a production casing string is set across the reservoir interval and perforated to allow communication between the formation and wellbore.
一种完井结构，其中的生产套管柱下过储层层段并经射孔，以便在地层与井筒之间能够连通。
Casing impairment leads to loss of pressure integrity, pinching of production tubing, even an inability to lower workover tools.
套管损坏会导致压力完整性破坏、生产油管磨损，甚至无法下入修井工具。
Is a professional production and sales of collagen casing manufacturers.
是一家专业生产销售胶原蛋白肠衣的厂家。
It is introduced in brief that the domestic and foreign employed situation of straight welded casing, manufacture technology and production condition, and some researches being done at present.
简要介绍了直缝焊套管国内外使用情况，生产技术以及国内外生产现状，目前正在进行的一些试验研究工作。
The company has introduced international advanced level of the drainage pipe casing pipe fittings and electrical production, testing equipment and technology.
公司引进具有国际领先水平的给、排水管材管件及电工套管生产、检测设备和技术。
In casing production straightening determines the shape precision and residual stress in casing, which have strong influence on the collapse resistance of casing.
套管生产中，矫直工序决定了套管的形状精度和残余应力，对套管抗挤强度有很大影响。
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。
The advantages of the production for the aluminium alloy casing with backward extruding technology replacing multi-pass ironing technology are marrated.
叙述了用反挤压工艺代替多道变薄拉伸工艺生产铝合金外壳的优点。
Such as Annulus testing, casing outer set testing, With tubing bundle testing, etc... Not affect normal production in the course of testing.
如环空测试工艺，套管外固定测试工艺，随油管捆绑测试工艺等。在测试过程中对正常生产没有影响。
The urgent need for effective detection of casing means of identifying the reasons, and to take measures to repair, oil Wells resume normal production.
急需采取有效的套管检测手段，查明原因，采取修复措施，使油水井恢复正常的生产。
This article presented the research on matching technology of casing head and gas-producing wellhead for guaranteeing the safety of drilling and production test operation.
由于套管头和采气井口油管头牵涉到钻井和试油作业中的井口组合，为保证钻井和试油作业时配套使用的安全，要进行配套技术研究。
Casing damage is the bottleneck problem for oil and gas production. Reasonable design of collapse load is vital to the life of casing.
套管损坏是制约油气生产的瓶颈问题，而套管外挤载荷设计合理与否对套管寿命具有决定性的作用。
Field application has shown good effect. The rate of casing failure has reduced by over 20 percent, thus ensuring normal production in thermal recovery Wells.
经现场应用效果明显，可使套管损坏率下降20个百分点以上，从而保证了热采油井的正常生产。
With the continuously improvement of the production and manufacture technology of tubing and casing, current API 5c3 model can not predict the actual casing strength.
随着套管制造工艺的不断改进和制造水平的显著提高，现有的A PI5c3模型已不能正确地预测套管的实际抗挤强度。
Casing pressure can affect the production situation of oil well in the production process of rod-pumped Wells to a certain extent.
在抽油机井的生产过程中，套压的大小对油井生产状况有一定的影响。
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。
On the basis of casing bearer analysis and field experience, this paper gives casing elongation calculation formula of cold production Wells in the process of steam injection.
在重点分析套管综合受力的基础上，结合现场经验，推导出了常规井注汽井口套升计算公式。
The development background, casing property index, product process production property measuring results and casing used result in oil-field are presented.
介绍了该钢级套管的开发背景、套管的性能指标、基本生产工艺流程、实际性能检验结果及油田的使用结果。
We are setting up a mill for production of tubing and casing couplings.
我公司新上接箍项目，主要生产石油套管接箍和油管接箍。
The technology of liner subsidy is effectively done to perforated parts and destroyed casing which can prolong the period of the water and oil Wells for production.
衬管补贴工艺技术能实现对射孔井段、套损部位的有效补贴，延长油(水)井开发生产的周期。
The gravel packing in casing is a effective method to prevent sand production.
套管内砾石充填防砂是一种行之有效的防砂方法。
With the improvement of the production and manufacture technology of casing, the actual collapse strength of casing cannot be accurately calculated by present API 5C3 formula.
随着套管制造工艺水平的不断提高和制造质量的显著改进，现有的API5C3公式已不能正确的预测套管实际抗挤抗内压强度。
The utility model relates to an auxiliary accessory used for production of a ductile pipe casing enterprise, in particular to a novel supporting wheel for supporting a cast pipe to rotate.
本实用新型涉及球墨铸管企业生产用的辅助配件，特别指一种支承铸管转动的新型托轮。
According to the casing strings of different sizes, converting zone technology including chemical plugging and packer setting is matched during the process of selective zone production.
针对不同尺寸的套管完井，在侧钻井分层开采的过程中的配套了封堵和卡封等配套的改层工艺。
A mathematical model for calculating the additional load on casing because of temperature changing during testing and production operation in HPHT well is established.
建立了高温高压油气井测试、采油等作业中因井筒温度发生变化导致的套管附加载荷计算模型。
Two practical problems in the petroleum exploitation about casing collapse and sand production are taken as examples to make some explication.
就该理论在石油开发领域注水引致的套管损坏及产层出砂问题的具体应用进行了简单的讨论。
Oilgas outputs, injection effectiveness and service life of production and injection well are directly affected by casing deformation and damages, such as outside force, chemical corrosion and so on.
由于套管受到外力、化学腐蚀等因素的作用而引起套管变形、损坏，直接影响油田油气产量和注水效果及油水井的使用寿命。
The new system has realized the communication and control for different kinds of computers. And the production capability of seamless oil casing tube with high additional value has improved greatly.
改造后的计算机系统顺利实现异种机之间的通讯和控制，大幅度提高了高附近加值无缝石油套管的的生产能力。
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