DEMCO

OIL FIELD AND AIR CONDITIONING APPARATUS AND THE LIKE, NAMELY-DRILLPIPE FLOAT VALVES AND PULLERS, SAFETY RELIEF VALVES, GATE VALVES; BUTTERFLY VALVES AND ACCESSORIES-NAMELY, GEAR OPERATORS AND AUTOMATIC ACTUATORS; THROTTLING AND GLOBE VALVES; HYDRAULIC CHOKE NIPPLES; HYDRAULIC HOSE CONNECTIONS; STANDPIPE CLAMPS; PUMP STUDS; AND HEXAGON AND HAMMER LUG NUTS

TONG DIES; MUD HOPPERS; MUD MIXING GUNS; PUMP BRACES AND SPACERS; GLAND BUSHINGS AND JUNK RINGS FOR SLUSHPUMPS; AND CENTRIFUGAL SEPARATORS

CASING AND BLOWOUT PREVENTER TESTERS