FIELD: oil-and gas industry.
SUBSTANCE: method includes profile pipes section connection, a profile shutter descending to the defined interval, the shutter adjustment. The bottom and the top shutters ends have the same as a pipes profile form. On the top end installed a sealed shutting tool. According to the method the shutters bottom end equipped with a cone with a end-to-end channel. The shutter adjustment executes in a way of the adjustment tool forward downwards movement under a overburden pressure influence, created in a cavity over the adjustment tool, made of easily bored material.
EFFECT: reliability increase, installation cost cutting.
2 dwg
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