Cup packer is mainly composed of upper joint, cup and center tube.
It is a kind of self-sealing packer. The pipe annulus is sealed by
interference cup and casing inwall. On the impact of downhole
pressure difference, cup expanses to seal the annulus and it just
can bear one-way big pressure differential.
Dongying zhaoxin Industry and trade Co.,Ltd are a manufacture of
oil downhole tools , our main products such as hydyaulic packer ,
mechanical packer ,cup packer ,torque anchor ,thermal packer,
tubing drain,,tubing anchor , sucker rod centralizer , tubing
centralizer , wahshover pipe , polished rod clamp, crossover ,
sucker rod coupling and so on . wish will have a opportunity to
cooperation with your esteemed company . contact :Alisa Mobile :+86
138 6476 0226