Waste wonder

Article Abstract:

Petroleum company Ultramar Diamond Shamrock Corp of San Antonio, TX, has installed a waste-water-heat-powered ammonia-absorption refrigeration unit (ARU) at its Denver oil refinery. The ARU produces 85 tons of refrigeration at -25 degrees C to refrigerate the refinery's reformer plant net gas and treat gas, to recover liquefied petroleum gas. It is powered by 290 degrees F waste heat from the refinery's reform reactor effluent.

Petroleum, Petroleum and Coal Products Manufacturing, Ultramar Diamond Shamrock Corp.

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Waste and maintenance cut using new tubing

Article Abstract:

A significant amount was saved through waste and maintenance reduction using new tubing system. The Sta-Pure tubing offers 14 times the life of silicone tubing and twice that of thermoplastic rubber tubing.

Optical instruments and lenses, Usage, Optical instruments industry, Optical industry, Tubes, Tubing

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The hidden laboratory

Article Abstract:

Importance of using the right process in manufacturing products to avoid wastage is discussed.

Manufacturing processes, Manufacturing, Control, Wastes

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