78117766
Mar 27, 2002
Machines and machine tools; apparatus for use in relation to the drilling of oil and gas; apparatus for use in the cleaning of oil wells including the cleaning of casing strings, liners and other well tubing; well clean up tools, including circulation tools, casing scrapers and brush tools; parts and fittings thereof ; apparatus for isolating zones or creating barriers in well casings; Machines and machine tools; apparatus for use in relation to the drilling of oil and gas; apparatus for use in the cleaning of oil wells including the cleaning of casing strings, liners and other well tubing; well clean up tools, including circulation tools, casing scrapers and brush tools; parts and fittings thereof ; apparatus for isolating zones or creating barriers in well casings
Machinery