- 업종: Government; Labor
- Number of terms: 77176
- Number of blossaries: 0
- Company Profile:
A professional who supervises and coordinates activities of workers engaged in crushing, drying, screening, and testing samples of ores preparatory to assaying them.
* Performs duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in refining lead, casting it into ingots, and preparing ingots for shipment.
* Performs duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in operating reverberatory furnaces and casting machines to smelt and cast copper. Respnsibilities include:
* Observes gauges and color of flames in furnace and adjusts valves to ensure combustion of fuels.
* Regulates furnace dampers to maintain specified temperatures.
* Observes color and surface characteristics of bath to determine pouring temperatures and oxygen content of copper.
* Inspects operation of casting wheels to ensure uniform product.
* Performs other duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in moving, mixing, sintering, and crushing ore concentrates to remove impurities preparatory to smelting process.
* May supervise workers engaged in calcining phosphate rock and be designated Supervisor, Calcining.
* Performs duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in processing uranium ore to recover uranium oxide.
* Trains workers in setup and operation of equipment.
* Performs other duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in making cores and molds, in charging, operating, and tapping furnaces, in pouring molten metal into molds, and in chipping, grinding, and sandblasting castings. Respnsibilities include:
* Examines materials and products at various stages of processing for conformance to specifications.
* Observes machines and equipment for malfunction and orders adjustments or repairs, or directs workers to make adjustments or repairs.
* Trains workers in foundry processes and in operation of machines and equipment.
* Performs other duties as described under supervisor master title.
* May be designated according to part of process supervised as Casting Supervisor; Coremaking Supervisor; Cupola-Melting Supervisor; Finishing Supervisor; Mold-Making Supervisor; Shell-Core-And-Molding Supervisor; Wax-Room Supervisor.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in maintaining ball mills, classifiers, flotation machines, and other ore-dressing equipment, and in cleaning offices, rest rooms, and work areas.
* Performs other duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in operation of blast furnace to produce molten pig iron. Respnsibilities include:
* Directs workers in charging furnace with specified amounts of raw materials, such as iron ore, coke, and limestone.
* Observes color of molten metal through tuyeres, or reads pyrometer and orders changes in furnace temperature and pressure.
* Estimates amounts of ferrosilicon, manganese, and phosphorous to add to molten metal to obtain specified type of pig iron.
* Directs workers in flushing and tapping furnace and in positioning ladles to receive molten metal.
* Observes color of molten metal flowing in runners during casting operations to determine quality of iron.
* Performs other duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in unloading, crushing, screening, blending, and sintering iron ore.
* Directs workers in stockpiling materials, such as sinter cake, manganese, and limestone for blast furnace operations.
* Trains workers in operation of equipment.
* Performs duties as described under supervisor master title.
Industry:Professional careers
A professional who supervises and coordinates activities of workers engaged in electrolytic refining of magnesium and in making hydrochloric acid from chlorine freed during refining process.
* Performs duties as described under supervisor master title.
Industry:Professional careers
