Method and a device for introducing a tubular assembly into...

Method and a device for use in coil pipe operations

Method and a machine for advancing an underground face of a...

Method and a machine of obtaining samples from the ground to...

Method and an apparatus for maintenance of valves included...

Method and an apparatus for producing a draining channel

Method and an apparatus for producing lining for slender...

Method and an apparatus for taking and analysing level...

Method and apparatus

Method and apparatus and program storage device adapted for...

Method and apparatus and program storage device adapted for...

Method and apparatus associated with stimulation treatments...

Method and apparatus employing phase cycling for reducing...

Method and apparatus f0r bottom-hole testing in open-hole wells

Method and apparatus for "in-situ" conveying of bitumen or...

Method and apparatus for a combined exit guide and sectional...

Method and apparatus for a combined hydraulic- mechanical...

Method and apparatus for a high resolution downhole...

Method and apparatus for a monodiameter wellbore,...

Method and apparatus for a monodiameter wellbore,...