AP1081A
(en )
2002-07-02
Closed loop control system for diamond core drilling.
AP1950A
(en )
2009-02-06
A method and device for expanding a body under overpressure
AP1987A
(en )
2009-04-06
Method for intensification of high-viscosity oil production and apparatus for its implementation
AP2006003518A0
(en )
2006-02-28
A method of suspending, completing and working over a well.
AP2009005005A0
(en )
2009-10-31
Subsea well control system and method
AP2013007244A0
(en )
2013-11-30
Verification of swelling in a well
AP2007003943A0
(en )
2007-04-30
Core sample orientation
AP2009004911A0
(en )
2009-08-31
Improved downhole scraping and/or brushing tool and related methods
AP2007004293A0
(en )
2007-12-31
Dth-Hammer drilling device and overburden drillingmethod
AP2011005896A0
(en )
2011-10-31
Head assembly.
AP2007003976A0
(en )
2007-06-30
Electroacoustic method and device for stimulation of mass transfer psrocesses for enhanced well recovery
AP2011005737A0
(en )
2011-06-30
Method for assembling an operating rig for a fluidin a body of water and associated operating rig.
AP2009004813A0
(en )
2009-04-30
Drill core trays and accessories for use therewith
AP2011005678A0
(en )
2011-04-30
Wellhead valve system for adjusting the flow with integrated multiphase flow rate measuring ability.
AP2013007059A0
(en )
2013-08-31
Wellbore injection system
AP2012006588A0
(en )
2012-12-31
Equipment for the conveying and recovery of hydrocarbons from an underwater well for the extraction of hydrocarbons, under uncontrolled release conditions
AP2008004575A0
(en )
2008-08-31
System for and method of restraining a subsurface exploration and production system
AP2006003682A0
(en )
2006-08-31
System and method of installing and maintaining an offshore exploration and production system having an adjustable buoyancy chamber
AP2013006797A0
(en )
2013-04-30
Drill hole plugs
AP1733A
(en )
2007-03-16
Oil and gas production with downhole separation and reinjection of gas.
AP2013006675A0
(en )
2013-01-31
Drilling activity logging device, system and method
AP2011005868A0
(en )
2011-10-31
Modular core orientation system.
AP2010005370A0
(en )
2010-08-31
Boom arrangement for a rock drill and rock drill rig
AP2013006719A0
(en )
2013-02-28
Apparatuses and methods for closing and reopening a pipe
AP2006003681A0
(en )
2006-08-31
Drill column for deep wells