Adjustable pipe guide for use with an elevator and/or a spider

Apparatus and method for rapid replacement of upper blowout...

Apparatus for guiding wireline

Apparatus for insertion of full bore tools into an earth borehol

Apparatus for preventing pollution of subterranean water

Apparatus for rapidly attaching an inside blowout preventer sub

Apparatus for removing a wellhead cover from a well

Apparatus for stabbing and threading a safety valve into a well

Apparatus for the replacement of seals in a well ram type blow o

Backpressure adaptor pin and methods of use

Bit run and retrieval wear bushing and tool

Blowout preventer stacks and method of tensioning stack tie rods

Blowout preventer with tubing aligning apparatus

Bolt-on well adapter

Break-out tool for annular type blow-out preventers

Cable hanger for use in a cable guided fishing assembly

Casing adapter tool for well servicing

Connection between water tubes

Control line exiting coupling

Device for assembling jacketed lengths of pipe base well screens