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U.S. Department of Labor
Industry: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who tends machine that grinds and blends coke according to specifications. Respnsibilities include: * Sets mill gauge to specified fineness of grind. * Starts conveyors and screening and grinding equipment. * Moves gate levers to regulate flow of raw coke into machine, and processed coke to mixer or packing-material hopper. * Turns valve to regulate moisture content of material. * Opens gauge valves to fill buckets under hopper spouts, attaches crane cable to buckets, and signals rigger to remove them. * Weighs materials at specified intervals, using platform scales, and records data. * Observes operation to ensure continuity of flow and to detect malfunctioning. * May tend machine that mixes materials for electrodes.
Industry:Professional careers
A professional who operates machines and equipment to crush and blend coal of various compositions to obtain specified mixture used in producing coke. Respnsibilities include: * Turns valve to admit oil to mixer. * Starts hammer mill, mixer, and conveyor equipped with harrow disks. * Moves lever to adjust blade on feed tables to deliver coal to mixer. * Observes operation of machines to detect malfunctioning, clogging, and unevenness of flow. * Frees clogged coal by striking side of hopper with mallet. * Adjusts or replaces screens and hammers in mill, using handtools. * Observes meters, gauges, and thermometer, and records temperature, oil consumption, tonnage mixed, and operating time. * Cleans work areas, using broom. * May open valves and start pumps to unload oil trucks. * May test pulverized coal for conformance to specifications. * May crush specific composition of coal (without blending) and be designated Coal-Pulverizer Operator.
Industry:Professional careers
A professional who operates machines and equipment to crush and blend coal of various compositions to obtain specified mixture used in producing coke. Respnsibilities include: * Turns valve to admit oil to mixer. * Starts hammer mill, mixer, and conveyor equipped with harrow disks. * Moves lever to adjust blade on feed tables to deliver coal to mixer. * Observes operation of machines to detect malfunctioning, clogging, and unevenness of flow. * Frees clogged coal by striking side of hopper with mallet. * Adjusts or replaces screens and hammers in mill, using handtools. * Observes meters, gauges, and thermometer, and records temperature, oil consumption, tonnage mixed, and operating time. * Cleans work areas, using broom. * May open valves and start pumps to unload oil trucks. * May test pulverized coal for conformance to specifications. * May crush specific composition of coal (without blending) and be designated Coal-Pulverizer Operator.
Industry:Professional careers
A professional who tends mechanical crusher to crush and screen, for reuse, insulating mixture from electrical furnaces in which carbon is graphitized. Respnsibilities include: * Breaks mixture to size with pick. * Shovels mixture into hopper of crusher. * Starts crusher and conveyor belts that carry crushed and screened mixture to storage bins. * Marks bins as to types of mixture stored. * Adjusts and cleans conveyors and screen vibrators.
Industry:Professional careers
A professional who operates crushers, conveyors, and screens to produce crushed coke of various sizes. Respnsibilities include: * Moves levers and buttons to activate equipment. * Pushes belt conveyor into position to load or unload hoppers, railroad gondolas, and trucks. * Pushes buttons to adjust stops on conveyor to deflect and regulate flow of coke into crusher, screens, or storage bins. * Observes operation of equipment to detect malfunctions and prevent clogging. * Notifies supervisor of needed repairs. * Shovels coke back onto conveyor belt.
Industry:Professional careers
A professional who tends equipment that pulverizes coal and conveys it to storage bins or boiler feed hoppers. Respnsibilities include: * Signals drier operator to send dried coal to mill, and closes switch to set mill in operation. * Moves levers to adjust automatic mechanism that controls feed rate of coal into pulverizing mill. * Tends conveyors or pneumatic bulk-conveyor system to move pulverized coal to storage bins or boiler feed hoppers. * Cleans, oils, and makes minor adjustments to machinery.
Industry:Professional careers
A professional who tends machine that breaks coal into lumps of specified size preparatory to pulverizing. Respnsibilities include: * Starts steel drum containing coal revolving to tumble, break, and pass coal through perforations in drum. * Starts conveyors to transfer coal to and from breaker machine. * Observes flow of material on conveyor to detect and remove foreign material and clear jams. * Removes metal from pocket of magnetic separator. * Lubricates breaker machine with grease gun and oilcan. * Cleans work area, using shovel and broom. * May assist with repair work.
Industry:Professional careers
A professional who operates control panel to regulate temperature, pressure, rate of flow, and tank level in petroleum refining, processing, and treating units and petro-chemical units, according to process schedules. Respnsibilities include: * Observes instruments and meters to verify specified conditions and records readings. * Moves and adjusts dials, switches, valves, and levers on control panel to regulate and coordinate process variables, such as flows, temperatures, pressures, vacuum, time, catalyst, and chemicals as specified. * Reports malfunctioning equipment to refinery operator. * Records results of laboratory analyses. * May test products for chemical characteristics and color, or send them to laboratory for analysis. * May change recording charts and ink pens. * May operate auxiliary equipment to assist in distilling or treating operations. * May lubricate equipment. * May be designated according to type of unit or process as Control-Panel Operator, Cracking Unit; Control-Panel Operator, Crude Unit; Control-Panel Operator, Polymerization Unit; Control Panel Operator, Solvent-Treating Unit.
Industry:Professional careers
A professional who tends automatically controlled treating plant, consisting of absorption towers, actifiers, heat exchangers, pumps, and other auxiliary devices, that removes unwanted components and renders gas suitable for use as fuel. Respnsibilities include: * Observes gauges and meters to ascertain operating conditions and adjusts valves and controls accordingly. * Performs chemical tests on treating materials. * Adds chemicals to treating system as required. * Observes safety precautions to prevent fires and explosions.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in operation of stills and related units, such as absorbers, debutanizers, catalyst hoppers, reboilers, heat and vapor exchangers, desalters, clay towers, stabilizers, furnaces, strippers, and desulfurizers, in which crude oil and resultant distillates are processed to separate and recover various petroleum products. Respnsibilities include: * Confers with laboratory personnel to plan production schedules and to determine temperatures, pressures, rates of flow, and tank levels required for control of process. * Directs refining operations in assigned units through refinery operator. * Reviews recording-instrument and flowmeter charts, logsheets, and laboratory analysis reports to verify control of process. * Performs other duties as described under supervisor master title.
Industry:Professional careers
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