E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/134 (2006.01) E21B 29/00 (2006.01) E21B 33/00 (2006.01) E21B 33/12 (2006.01)
Patent
CA 2474296
A bridge plug for isolating portions of a downhole casing is provided comprising a retrievable upper mandrel assembly and a lower mandrel assembly coupled to the upper mandrel assembly, wherein the lower mandrel assembly comprises a drillable material.
Garcia Joseph R.
Turley Rocky A.
Deeth Williams Wall Llp
Weatherford/lamb Inc.
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