Screw-type air compressor structure of a unique design, a compact, stylish appearance, high efficiency, small energy consumption, low noise characteristics and long life, is a smart environment-friendly pro. [pdf]
Air compressor oil is standard or synthetic oil made specifically for air compressors. Unlike motor oil, air compressor oil does not contain detergent and typically has lower amounts of carbon, sulfur, an. [pdf]
Edward A.L. Roberts was awarded a patent in November 1866 for what would become known as the Roberts Torpedo, a device for increasing the flow of oil by using an explosion deep in a well. The new te. [pdf]
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