A hydraulic remotely-controlled bleeder valve for a well head

Air filter for a well

Apparatus and method for containing oil from a deep water...

Apparatus and method for producing and cleaning an oil well

Apparatus for protecting an environmental monitoring well head

Ball dropping assembly

Breechblock connectors for use with oil field lines and oil...

Cased water wells having flexible pad

Chemical treating system for oil wells

Clamping jaw device for well servicing machine

Coiled tubing hanger assembly

Composite carrier bar device

Concrete well

Device for collecting oil samples

Draw works disabling device for use with a well drilling apparat

Dry pellet dispensing device for wells

Filters used in well fluid cleaning operations

Flow completion apparatus

Flow control apparatus and method

Gas well discharge velocity dissipator