LandOfFree - US Patents - Listing for Wells,Means for perforating, weakening, bending or separating pipe...

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Debris reduction perforating apparatus

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Debris reduction perforating apparatus

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Detonation assembly for explosive wellhead severing system

Wells – Means for perforating – weakening – bending or separating pipe...

Device for cutting of slot-like key seats in wells by a...

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Device for expanding pipes

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Device for making or regenerating a water well

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Device for performing downhole functions

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Device for working the insides of pipes, conduits or the like

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Directional coupling sensor for ensuring complete perforation of

Wells – Means for perforating – weakening – bending or separating pipe...

Double shearing rams for ram type blowout preventer

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Down-hole seismic source with containment

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Downhole chemical cutter

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Downhole chemical cutting tool

Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature

Downhole chemical cutting tool

Wells – Means for perforating – weakening – bending or separating pipe...

Downhole cutting tool using a single piece tubular with a...

Wells – Means for perforating – weakening – bending or separating pipe...

Downhole cutting tool, using a single piece tubular with a...

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Downhole milling tool

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Downhole milling tool

Wells – Means for perforating – weakening – bending or separating pipe... – Cutter rotates circumferentially of pipe

Downhole milling tool