LONGYEAR
EARTH DRILLING TOOLS AND EQUIPMENT-NAMELY, DRILLS FOR EARTH AND ROCK FORMATIONS, DIAMOND CORE DRILLS, EARTH AND ROCK DRILLING UNITS, MINE SHAFT MUCKING EQUIPMENT, BITS FOR DRILLING IN EARTH AND ROCK FORMATION, REAMING SHELLS, CORE BARRELS, WIRE LINE CORE BARRELS AND EQUIPMENT, RECOVERY TOOLS, DRIVE HAMMERS FOR DRIVING CASING AND DRILL RODS, PUMPING UNITS USED IN CONNECTION WITH DRILLING IN EARTH AND ROCK FORMATIONS, SHALE SHAKERS, CORE SPLITTERS, LIFTING BALES, CASING CLAMPS, CHURN BUCKS, HOL...
Expired · February 5, 1965 · 72211442 ·