Patent Assignment
Reel/Frame 018536/0313
Assignment of Assignor's Interest
Recorded: 2006-11-20
Pages: 7
Assignors
PABON, JAHIR ALFONSO
Executed: 2006-09-29
SIHLER, JOACHIM
Executed: 2006-09-29
PAFITIS, DEMOSTHENIS GEORGEOU
Executed: 2006-10-02
HSU, CHAUR-JIAN
Executed: 2006-09-27
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
36 OLD QUARRY ROAD, RIDGEFIELD, CONNECTICUT, 06877-4108
Covered Property
(1)
Methods and Apparatus for Attenuating Drillstring Vibrations