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U.S. Department of Labor
Domeniu: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who operates larry (electric charging-car) to charge coal into coke ovens. Respnsibilities include: * Weighs empty larry on scale to obtain tare weight. * Opens chutes of storage bin to dump specified weight of coal into hoppers on larry. * Drives larry to ovens, and moves controls to position hoppers over open charging holes. * Pushes levers to drop thimbles (sleeves) into charging holes and to open slides in hoppers. * Pokes bar through opening in hopper to force coal into oven. * Records oven number, battery, date, mix of coal, and shift. * May move controls to lower and raise porcupine in open standpipe to clean walls. * May signal pusher operator to level coal in oven.
Industry:Professional careers
A professional who repairs and relines ladles used to transport and pour molten metals. Respnsibilities include: * Chips slag from interior lining of ladle, using hammer and chisel. * Mixes sand, clay, and water, using shovel to form refractory clay mud. * Patches lining where cracked or worn by covering lining with refractory clay and tamping it in place. * Chips out entire lining when beyond repair, using hammer and chisel. * Relines ladle with refractory clay, using trowel. * Dries and bakes new lining by placing inverted ladle over burner, building fire in ladle, or by using blowtorch. * Relines and shapes pouring spouts of ladles with fire clay. * May reline ladles with refractory brick. * May make stoppers for stopper-type ladle. * May brush graphite facing on lining.
Industry:Professional careers
A professional who cleans and re-covers leaves of aluminum-ore filtering units, using overhead bridge crane and handtools. Respnsibilities include: * Opens filter units and removes filter leaves, using crane. * Strips worn covers from filter leaves, using knife and wire cutters. * Transports filter leaves from filter units into cleaning vats, using crane. * Cleans discharge neck of leaves, and swabs them with graphite paste. * Covers cleaned filter leaves with cloth, and replaces leaves in filter units, using crane.
Industry:Professional careers
A professional who removes residue, blemishes, corrosion, and similar defects from interior of molds, using handtools and power tools. Respnsibilities include: * Inspects interior surfaces of molds to locate pits and holes. * Positions molds for work, using hoist. * Repairs defects, using hammers, drills, chisels, routers, or grinding wheel. * Smooths interior of mold, using file, buffing wheel, emery paper, or steelwool. * May add metal to or remove metal from plates, rings, and molds, using welding equipment and files. * May reassemble molds after repairing. * May be designated according to type of mold repaired as Glass-Mold Repairer.
Industry:Professional careers
A professional who removes residue, blemishes, corrosion, and similar defects from interior of molds, using handtools and power tools. Respnsibilities include: * Inspects interior surfaces of molds to locate pits and holes. * Positions molds for work, using hoist. * Repairs defects, using hammers, drills, chisels, routers, or grinding wheel. * Smooths interior of mold, using file, buffing wheel, emery paper, or steelwool. * May add metal to or remove metal from plates, rings, and molds, using welding equipment and files. * May reassemble molds after repairing. * May be designated according to type of mold repaired as Glass-Mold Repairer.
Industry:Professional careers
A professional who assembles refractory stoppers used to plug pouring nozzles of steel ladles. Respnsibilities include: * Mixes specified amount of refractory mortar powder with water, using trowel or hoe. * Fastens stopper head to rod with metal pin. * Spreads mortar on rod, using trowel, and slides brick sleeves over rod to form refractory jacket. * Tightens locknuts holding assembly together, using wrench. * Spreads mortar on jacket to seal sleeve joints. * Hoists stopper and rod assembly on drying rack and pushes rack in oven to dry mortar. * Pulls rack from oven and pushes it to storage area.
Industry:Professional careers
A professional who assembles refractory stoppers used to plug pouring nozzles of steel ladles. Respnsibilities include: * Mixes specified amount of refractory mortar powder with water, using trowel or hoe. * Fastens stopper head to rod with metal pin. * Spreads mortar on rod, using trowel, and slides brick sleeves over rod to form refractory jacket. * Tightens locknuts holding assembly together, using wrench. * Spreads mortar on jacket to seal sleeve joints. * Hoists stopper and rod assembly on drying rack and pushes rack in oven to dry mortar. * Pulls rack from oven and pushes it to storage area.
Industry:Professional careers
A professional who repairs worn and damaged equipment and tools used by workers engaged in electrolytic refining of copper. Respnsibilities include: * Examines rubber boots and gloves and fills them with water to detect holes. * Mends holes with rubber patches. * Mends leaky metal buckets by soldering holes. * Grinds dull tools, such as picks, shovels, and scoops, using electrically powered emery wheel. * Replaces handles, hose, and other defective parts of tools and equipment. * Issues new or repaired replacements.
Industry:Professional careers
A professional who tends equipment to dry, mix, and compress copper fines into briquettes for use by smelter. Respnsibilities include: * Starts belt conveyors that automatically feed mixture from wet-bin hopper to heated rotary dryer. * Turns valve to set burner at specified temperature. * Tests moisture content of mixture by feeling with fingers. * Pulls lever to open discharge gate of heating chamber to admit mixture into pug mill. * Opens valve to add binding solution to obtain mixture of required consistency. * Turns valve to feed mixture into press to form briquettes. * Oils and greases equipment, using oilcan and grease gun.
Industry:Professional careers
A professional who tends equipment to dry, mix, and compress copper fines into briquettes for use by smelter. Respnsibilities include: * Starts belt conveyors that automatically feed mixture from wet-bin hopper to heated rotary dryer. * Turns valve to set burner at specified temperature. * Tests moisture content of mixture by feeling with fingers. * Pulls lever to open discharge gate of heating chamber to admit mixture into pug mill. * Opens valve to add binding solution to obtain mixture of required consistency. * Turns valve to feed mixture into press to form briquettes. * Oils and greases equipment, using oilcan and grease gun.
Industry:Professional careers