Metal to metal sealed joint for tubing string

Metal to metal sealing wireline plug

Metal value recovery

Metal-to-metal face seal

Metal-to-metal seal casing hanger

Metal-to-metal sliding side door for wells

Metal-to-metal wellhead seal for rough casing

Metallic inserts for use in a well blowout preventer packer...

Methane hydrate dissociation accelerating and methane gas...

Methane production from carbonaceous subterranean formations

Method and a device for automated control of coil pipe...

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

Method and a device for use in coil pipe operations

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 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...