-
-
-
-
-
-
Inflatable packers
-
Patent number 8,894,069
-
Issue date Nov 25, 2014
-
Schlumberger Technology Corporation
-
Zheng Rong Xu
-
E21 - EARTH DRILLING MINING
-
-
Drive mechanism
-
Patent number 8,544,560
-
Issue date Oct 1, 2013
-
Schlumberger Technology Corporation
-
William Bertram
-
E21 - EARTH DRILLING MINING
-
-
-
-
-
-
-
-
Coiled tubing dimple connection
-
Patent number 7,637,539
-
Issue date Dec 29, 2009
-
Schlumberger Technology Corporation
-
L. Michael McKee
-
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
-
-
-
Restriction tolerant packer cup
-
Patent number 7,357,177
-
Issue date Apr 15, 2008
-
Schlumberger Technology Corporation
-
Michael Garwood
-
E21 - EARTH DRILLING MINING
-
Inflatable packers
-
Patent number 7,331,581
-
Issue date Feb 19, 2008
-
Schlumberger Technology Corporation
-
Zheng Rong Xu
-
E21 - EARTH DRILLING MINING
-
-
-