E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/65
E21B 33/126 (2006.01)
Patent
CA 1218015
ABSTRACT A valve system for use in inflating packers mounted on mandrels is disclosed. The valve system uses one valve to permit, through the use of seals, the flow of fluid from the interior of a tubular mandrel to the interior of the inflatable packer when pressure applied in the mandrel exceeds at least a minimum pressure.
452085
Sodich Ernest O.
Wood Edward T.
Completion Tool Company
Smart & Biggar
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