Job Description:

• 1) Operates equipment to cool, condense, and separate tar and ammonia from coke-oven gas and pump separated substances to specified locations: Turns valves to transfer materials from collecting mains through cooler, scrubbers, and decanter.

• 2) Starts pumps, reads gauges and thermometers, and adjusts valves to regulate temperatures, pressures, and rate of flow of gas, tar, ammonia liquor, and water.

• 3) Observes flow of tar from decanter and manually adjusts seal to alter level of interface between tar and liquor and regulate liquor settling time.