Machinery - Zhengzhou Shi, Henan Sheng, China
Henan Coal Scientific Research Institute Co., Ltd.* Henan Coal Scientific Research Institute Co., Ltd. (the former Henan Coal Scientific Research Institute) was established in March 1979. In 1999, it was ranked among the first batch of 242 coal research institutes, and implemented localized management by Henan Province. In 2006, it was transformed successfully into a scientific and technological enterprise, and renamed officially as Henan Coal Research Institute Co., Ltd.* Achievements: As one of the standard setting unit of national shotcrete equipment industry, the company has obtained more than 170 research and development achievements, more than 110 technical consulting services, 82 technology awards and 15 national invention patents and utility model patents.* Application: mining well project, hydropower engineering, highway (railway) tunnel, subway engineering, bridge and slope maintenance, air-raid shelter construction, municipal construction, environmental greening project, blast-furnace refractories spraying, etc.* Main Products: wet/dry shotcrete machine, concrete/shotcrete pump, grouting pump, mortar pump,slurry pump, hose pump, concrete mixer, concrete foaming machine, plastering machine etc.