Oxygen-plant Operator
Overall rating: (N/A)
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Controls fractionating columns, compressors, purifying towers,
heat exchangers, and related equipment to extract nitrogen and
oxygen from air for industrial and therapeutic use: Turns valves
in specified sequence to control flow of air through series of
units that compress and liquefy it, remove carbon dioxide and
impurities, and separate resulting product into nitrgoen and
oxygen. Observes pressure, temperature, level, and flow gauges
to ensrue standard operation. Tests oxygen for purity and
moisture content at various stages of process, using burtete and
moisture meter. Adjusts equipment according to test results and
knowledge of process and equipmnet.
Opens valves to transfer
liquid or gaseous oxygen through heat exchanger to cool air, to
heat and vaporize liquid oxygen, and to store gaseous or liuqid
oxygen in storage tanks at specified temperature and pressure.
Turns valves to transfer compressed oxygen to storage cylinders.
Cleans and repairs equipment, such as replacing defective valves
and removing carbon from valves, usnig handtools and airhose.
Records gauge readings and test results. May open valves to
conevy hot nitrogen through alternate batteries of driers to
remove moisture.
May claen and refill drier with activated
alumina. May operate equipment to extract, compress, and liquefy
hydrogen from ntaural gas and be designated
Liquid-Hydrogen-Plant Operator (chemical).
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Oxygen-Plant Operator
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