Remote cementing plug launching system

Details Remote cementing plug launching system Remote cementing plug launching system

1984-06-05

1986-11-25

Novosad, Stephen J.

Wells

Pistons, fluid driven into well

With downflow past piston

166153, 166285, E21B 3316

Patent

active

046243127

ABSTRACT:
The present invention comprises an improved remote cement plug launching system including guide tube means associated with the cementing plugs, which guide tube means are adapted to guide plug release darts to seats in said plugs.

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patent: 4479544 (1984-10-01), Callihan et al.
patent: 4487263 (1984-12-01), Jani

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