Dictionary Of Occupational Titles
PETROLEUM AND NATURAL GAS PRODUCTION INDUSTRY
H
head well-puller
Supervises and coordinates activities of WELL PULLER (petrol. & gas) in cleaning and servicing producing oil and gas wells, and in pulling pumping rods, casing, and tubing from wells, for repair or replacement. May oversee installation of tubing in new wells. May swab wells to induce flow of oil [CLEAN-OUT DRILLER (petrol. & gas)]. Performs duties as described under SUPERVISOR (any industry) Master Title.
HOIST OPERATOR
Operates truck-mounted hoist to lower and raise instruments and tools into and out of oil or gas wells on electric conductor cable, used to perform well services and surveys, such as directional drilling, electric well logging, perforating, sidewall sample taking, and free-point shooting: Signals and assists other workers in loading and unloading truck; assembling and connecting instruments and tools to conductor cable, using wrenches and special handtools; and in attaching cable pulley to hoist block of drilling rig or to special pulley-mount placed in position over borehole (rigging up). Operates hoist to lower and raise instruments and tools in well [HOISTING ENGINEER (any industry)], observing signals of engineering personnel. Loads log recorder with film to prepare for logging of oil or gas well boreholes. Observes indicator to verify depth of instruments in borehole. Drives truck to and from well site when working as member of crew. Repairs and maintains truck and other mobile equipment. May repair cables and hoisting equipment. May load explosive charges in such tools as gun or jet perforators.
Hydraulic Oil-Tool Operator
pulling-machine operator; rig operator; tube puller; work-over rig operator Controls power hoisting equipment to pull casing, tubing, and pumping rods from oil and gas wells for repair and to lower repaired equipment, testing devices, and servicing tools into well: Attaches cable clamp to top of pump rod or casing and starts winch or hydraulic jack that raises rod or casing. Disconnects sections of rod or casing, using hand and power wrenches and tongs. Runs packer (plug device) into well to control flow of oil, water, or gas during well-pulling operations. Lowers swabber into well to clear mud from screens at bottom of well and to establish flow of oil. Lowers pressure-recording device into well and interprets charts. Lowers special tools into well to fish for broken rods and tubing and to scrape paraffin and incrustations from casing or tubing. Plugs well with cement [CEMENTER, OIL WELL (petrol. & gas)]. Tests pipe for leaks, using hydraulic-testing equipment. May drive truck equipped with portable hoisting equipment. May be designated according to type of equipment used as Hydraulic Oil-Tool Operator (petrol. & gas).
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