A professional who tends filter presses, evaporators, dissolvers, and precipitators that recover and recondition catalysts used in manufacturing styrene and edible oils. Respnsibilities include:

• Starts pump and opens feed and discharge valves to transfer used catalyst from processing equipment into tank for reconditioning.
• Observes meters and gauges, and turns valves to maintain prescribed rate of flow, temperature, and pressure of compressed hydrogen, steam, and acid in filter or reconditioning tank.
• Weighs and adds specified amounts of neutralizer and filter aid.
• Pumps batch to filter press to change catalyst into cake form for recovery.
• Turns valves to regulate feed and temperature of filtrate in evaporating tank for recovery of remaining catalyst.
• Removes catalyst residue from tank and filter plates, using shovel and scraper.