Reconstruction of control system has been conducted through adoption of frequency conversion technology-three driven by one shared converter targeting control system shortcomings of piston air-compre.
[pdf] Ural Siberian Industrial Company (USIC) – Russian manufacturer of completed drilling rigs for production and exploration drilling. Additionally, USIC manufactures drilling rigs components and units, as well as modernizes drilling equipment.
[pdf] Buy drilling equipment, drilling supplies and spare parts for Reverse Circulation (RC), Down The Hole (DTH) and geothermal applications. Hammers, drill bits, pipes and more.
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