Patent Assignment
Reel/Frame 023377/0438
Assignment of Assignor's Interest
Recorded: 2009-10-14
Pages: 7
Assignor
SCHLUMBERGER TECHNOLOGY CORPORATION
Executed: 2009-10-01
Assignees
RIOUFOL, EMMANUEL
3602 SHADOW FORK COURT, HOUSTON, TEXAS, US 77082
EL-KHAZINDAR, YASSER
43 MOSSADAK STREET, DOKKI, GIZA, EGYPT
Covered Properties
(2)
Downhole Annular Measurement System and Method
Downhole Annular Flowmeter System and Method
Application:
61/105,075 →