Debris reduction perforating apparatus and method for use of...

Debris reduction perforating apparatus and method for use of...

Decentralized casing hole puncher

Decentralized casing hole puncher

Dedicated perforatable nipple with integral isolation sleeve

Detonation transfer subassembly and method for use of same

Device for a hydraulic cutting tool

Differential firing head and method of operation thereof

Differential pressure actuated vent assembly

Directionally oriented slotting method

Directly installed shut-off and diverter valve assembly for flow

Down hole assembly and method for forming a down hole window...

Down hole milling or grinding system

Downhole activated process and apparatus for providing cathodic

Downhole anchoring tools conveyed by non-rigid carriers

Downhole apparatus

Downhole automatic tool release and method of use

Downhole automatic tool release and method of use

Downhole chemical cutting tool and process

Downhole hydraulic pipe cutter