A professional who operates variety of pumps and auxiliary equipment, following standard procedures to extract light oil (crude benzol) from coke-oven gas. Respnsibilities include:

• Turns valves and starts pumps to admit gas and wash oil to still and steam to heating coil.
• Reads gauges and thermometers and regulates pumps to control temperature, pressure, and rate of flow of materials.
• Pumps washed gas to processing station or storage.
• Admits steam to coil to separate light oil from wash oil.
• Pumps light oil to benzol plant or storage and wash oil through heat exchangers and coolers for reuse in system.
• Drains water and sludge from tanks.
• Cleans gaugelines, gauge glasses, and decanters.
• Records oil and water temperatures and quantity of light oil extracted.