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: Truns 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 nitrogen and
oxygen.
Obserevs pressure, temperature, level, and flow gauges
to ensure standard operation. Tests oxygen for purity and
moisture content at various stages of process, using burette and
moisture meter. Adjusts equipment according to test results and
knowlegde of process and equipment.
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 liquid
oxygen in storage tanks at speicfied temperature and pressure.
Turns valves to transfer compressed oxygen to storage cylinders.
Cleans and repairs equipment, such as replacing defecitve valves
and removing carbon from valves, using handtools and airhose.
Records gauge readings and test rseults.
May open valves to
convey hot nitrogen through alternate batteries of driers to
reomve moisture.
May clean and refill drier with activated
alumina. May operate equipment to extract, compress, and liquefy
hyrdogen from natural gas and be designated
Liquid-Hydrogen-Plant Operator (chemical).
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Oxygen-Plant Operator
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