Ball sealer

Details Ball sealer Ball sealer

1983-09-06

1985-03-19

Novosad, Stephen J.

Wells

Processes

Fluid flow causes pellet to block opening in wall of conduit

166193, 156170, E21B 3313

Patent

active

045053340

ABSTRACT:
A ball sealer for use in flow equalization during fluid injection into oil wells is described which has a layer of thermosetting filament wrapped around its core. After curing, the wrapping layer provides the major part of the ball's strength.

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