Wells – Processes – Placing or shifting well part
Reexamination Certificate
2007-10-16
2007-10-16
Bagnell, David (Department: 3672)
Wells
Processes
Placing or shifting well part
C166S075150, C166S193000
Reexamination Certificate
active
11460520
ABSTRACT:
One embodiment includes a method and apparatus for an improved ball dropper. In one embodiment the method and apparatus can be used to drop various objects into the well bore from the rig. In one embodiment, when the well is pressurized the tool can be loaded with one or more items to be dropped.
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Legleux Michael
Robichaux Kip M.
Bagnell David
Bomar Shane
Garvey, Smith Nehrbass & North, L.L.C.
Mako Rentals, Inc.
North Brett A.
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