一种专用于底部完井设计的可回收式封隔器，下入时可悬挂下部工具重量，坐封 完成后可丢手实现内、外管柱分离，充填时密封油管和套管环空。

通过钻杆打压推动坐封工具活塞，剪断坐封销钉，推动卡瓦，压缩胶筒。如需取 出，可下入专用回取工具。

主要特性

◎ 金属材料可选P110、T95、N80等级别；

◎ 整体式双向卡瓦，表面渗碳处理易于切入P110或更硬钢级套管，锚定可靠；

◎ 下入、坐封、回收过程中无需旋转管柱；

◎ 内锁紧机构不易脱扣，可靠性高；

◎ 胶筒承压能力强；

◎ 内通径大，易于后续施工作业；

◎ 能够传递较大扭矩，工具遇阻或下入困难时可旋转管柱。

HPF-H SAND CONTROL PACKER

INTRODUCTION

HPF-H sand control packer is designed for sand control well completion with properties of retrieve ability and hydraulic setting, which can bear the weight of downhole well completion tools. Perfect setting includes pressuring through drilling pipe, pushing pistons, cut down setting pins, pushing the slips, squeezing the seal elements etc. After setting, services tools could divorce from packer, and form the seal between oil pipe and casing during packing.

FEATURES

◎ Several different steel grade of HPF-H are available, such as P110,T95,N80 etc;

◎ HPF-H has bi-direction slips, surface carbonation, reliable anchor, which is suitable for P110 or greater casing steel grade;

◎ HPF-H does not need rotate pipe when tripping in, setting, and retrieving;

◎ HPF-H has inner locking element with high reliability;

◎ The sealing element of HPF-H can stand high pressure;

◎ HPF-H is convenient for subsequent operation with the big seal bore size;

◎ HPF-H can transfer large torque, and bear rotating when encountering resistance.

Note: Other specification products are available.