Device for plugging horizontal or vertical wells in oil or simil

Wells – Packers or plugs – Expanded by confined fluid from central chamber – pump or...

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Details

166192, E21B 33127

Patent

active

059672293

ABSTRACT:
A device for plugging horizontal or vertical wells in oil or similar drillings includes a fluid-inflatable elastic packing element, which readily expands by the introduction of fluid therein, to fill an interior portion of the well to seal the well.

REFERENCES:
patent: 4962812 (1990-10-01), Berzin

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