Definition:
Chemical products plant and machine operators operate and monitor units and machinery to blend, mix, process and package a wide range of chemical products.
Tasks include:
(a) setting up, starting, controlling, adjusting and stopping machines and plant;
(b) monitoring reaction processes and transfers of products in conformity with safety procedures;
(c) monitoring meters, gauges and electronic instrumentation on one or more chemical or formulation units, such as mixers, kettles, blenders, dryers, tabletting, encapsulation, granulation and coating machines;
(d) measuring, weighing and loading chemical ingredients following formulation cards;
(e) making samples and performing routine chemical and physical tests of products and recording production data;
(f) cleaning and performing minor repairs to machines and plant.
Job Description: 1) Tends batch still and polymerization vessel to distill and polymerize acrylic acid used in production of plastics: Tends laboratory-type batch still to vaporize and condense acrylic acid. 2) Measures amount of distillate, using burette or gauging rod, and pours distilled acid into water-jacketed polymerization vessel. 3) Heats vessel to prescribed temperature, and […]
ACID-POLYMERIZATION OPERATOR Read More »
Job Description: 1) Tends equipment that filters acid liquor from slurry and dehydrates residual materials for further processing: Opens feed valves and starts rotary drum that filters liquor from slurry. 2) Turns valves to transfer residue to dehydration unit. 3) Adjusts controls to regulate temperature, pressure, and speed of material flow as specified to dry
Job Description: 1) Controls rotary or spray sulfur furnaces and alkali absorption towers to make cooking acid for use in digesting woodpulp: Moves controls and observes gauges to regulate combustion chamber, speed of furnace rotation, and volume of liquid sulfur in furnace to maintain specified temperature and acidity required to produce sulfur dioxide gas. 2)
Job Description: 1) Fills storage battery cells with sulfuric acid solutions of specified concentration preparatory to forming and charging: Arranges batteries in groups on tables or trucks according to specified acid concentration. 2) Holds spouts of hoses on gravity flow or siphon-type fillers over battery vents. 3) Adjusts valves manually or pushes pedal to control
Job Description: 1) Controls equipment, such as washers, rectifiers, acid pots, and mixing tanks arranged in series to recover tar acids from coal-tar oils: Starts pumps to circulate oil through equipment, and opens valves at various stages to treat oil with chemicals, carbon dioxide, and steam, according to specified instrument readings. 2) Performs routine tests