A series of defects exist in the cupcirculation pack sand control tools and slip filling sand control tools currently used in Binnan unconsolidated sandstone reservoir.

针对滨南采油厂疏松砂岩出砂油藏所用皮碗式循环充填防砂工具和卡瓦式充填防砂工具存在的一系列弊端,研制应用了新型无卡瓦胶筒式循环充填工具。

And actual application of the cuppig in Jingxi gas-transmission pipeline is described in detail.

比较了天然气长输管道当前使用的几种主要清管设备的优缺点,详细介绍了皮碗清管器在靖西输气管线应用的情况,并针对该清管器存在的不足之处提出了改进建议。

The cup-type seals made of rubber and other material are applied on the rotating shafts most widely.

由橡胶和其它材料制作的皮碗密封(皮碗)是应用最广泛的旋转轴用密封类型,本文介绍了国外近几年来获得专利的旋转轴用皮碗密封的结构、作用原理及其应用范围。

In this paper, macro and micro cracking features of fuel oil servo-piston cup leathers were observed and stresses of the cracking cup leathers were calculated.

对某燃油泵活塞皮碗开裂的宏观、微观特征进行了观察与分析,并对皮碗的受力状态进行了分析计算,结果表明,皮碗的开裂性质为早期机械疲劳,其原因是皮碗在压制过程中,橡胶层与金属骨架间的结合力不均匀,结合力不均匀是由于JQ-1粘结剂界面氧化所致。