Published December 2017

Isolation of production string via two-packer-type method (Part II)

R.T. Babayev

O.I. Efendiyev

E.A. Abdyzadeh

G.P. Aliyev

A.I. Rzayev

Sh.A. Baghirov

Keywords:  
production string
well
top and bottom packers
damage
scab liner

The paper provides the data on technical characteristics, typical sizes and construction features of two-packer equipment components. The possible assemblies of two-packer equipment and possibilities of independent appliance of its components, as well as varieties of top and bottom packers, the methods of their opening and extraction from the well are considered. Three types of packers have been developed: top mechanical, bottom hydrodynamic, and bottom mechanical.

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