Henan Coal College, milling technology Ltd.

Henan Coal Institute, milling technology, Ltd. is owned by the Henan Institute of Coal Science, a high-tech enterprise operating under a modern enterprise system that sits at the core of the national autonomous innovation demonstration - The Zhengzhou High Technology Industrial Development Zone is a specialized company dedicated to providing surface enhanced technologies, materials, services and specialized equipment for manufacturing. The company ' s main operation consists of the development and manufacture of high-power laser melting kits, low-temperature cooling sets of transformer pressure, series of plasma melting equipment; hydraulic support frame laser melting reinforcement and inner-wall refrigerated copper alloy enhancement; the central grinding enhancement of the scrapboard transporter slot; the development, production and marketing of non-spill-free coal cutter, rotor extraction, shield full automatic production lines; the development and production of grinding, corrosive resistance, and high-temperature alloy materials; and research and manufacture of trace and superlight super fine powder delivery systems. After many years of research and development, the company has created a number of critical technologies for manufacturing and re-manufacturing, producing more than 10 scientific results. Of these, two and one prizes were awarded in Henan Province for the advancement of science and technology, one in China for the advancement of the coal industry and one in China for the advancement of science and technology, and three in Henan Province for the achievements of science and technology. Seven national invention patents and 14 practical new patents were obtained.