Boring or penetrating the earth – Processes – Boring with specific fluid
Reexamination Certificate
2005-08-23
2005-08-23
Bagnell, David (Department: 3672)
Boring or penetrating the earth
Processes
Boring with specific fluid
C175S206000, C175S207000
Reexamination Certificate
active
06932169
ABSTRACT:
A system and method for developing and recycling drilling fluids at the site of a subterranean well is described, thus eliminating the need for transporting the fluids to the site.
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Whitfill Donald L.
Wylie Glenda
Zamora Frank
Bagnell David
Halliburton Energy Service,s Inc.
Haynes & Boone LLP
Roddy Craig W.
Thompson K.
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