- 업종: 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
