72157541
Nov 19, 1962
Jul 28, 1964
HALLIBURTON ENERGY SERVICES INC.
Active Trademark
SUBSURFACE WELL COMPLETION, ANCHORING AND SEALING DEVICES, SUCH AS LANDING NIPPLES, [ SIDE DOOR NIPPLES, ] SLIDING SIDE DOOR NIPPLES, LOCKING MANDRELS; INSERTING AND REMOVING DEVICES, SUCH AS RUNNING TOOLS, [ SETTING TOOLS, RETRIEVING TOOLS, ] AND PARTS THEREFOR; AND FLOW CONTROL ATTACHMENTS, SUCH AS [ GAS LIFT VALVES, ] EQUALIZING VALVES, PLUGS, [ ADAPTER SUBS, ] PLUG CHOKES, [ DUAL FLOW CHOKES, SAFETY VALVES, REGULATORS, ] SLIDING SIDE DOOR VALVES, [ SIDE DOOR VALVES, EQUALIZING TOOLS, SEPARATION TOOLS, AND CROSSOVER EQUIPMENT, ] FOR WELLS
Yarns and Threads