Impregnator Operator
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Tends tank in whcih catalytic material is impregnated with
liquid chemicals for use in manufacturing butadiene: Weighs
specified quantity of catalyst and dumps it into tank containing
measured amounts of liquid chemicals. Turns steam valve to heat
mixture in tank until boiling occurs, impregnating catalytic
material. Determines specific gravity of mixture, usnig
hydrometer, and adds specified types and quantities of reagents
to attain prescribed specific gravity.
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Impregnator Operator
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