Patent Assignment
Reel/Frame 023140/0789
Assignment of Assignor's Interest
Recorded: 2009-08-25
Pages: 5
Assignors
HUANG, TIANPING
Executed: 2009-08-03
CREWS, JAMES B.
Executed: 2009-08-03
GABRYSCH, ALLEN D.
Executed: 2009-08-03
JEFFREY, RICK M.
Executed: 2009-08-11
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Controlling Coal Fines in Coal Bed Operations