巩义鑫 China Machinery Mining Knowledge Forum: Principles select mining methods followed. According to the characteristics of deposits in hsin Cinder machine, ore grade level, the degree of uniformity and optional features, according to the known deposits in the exploitation of similar quality indicators mine, with several groups of the lowest grade and industrial grade boundaries, choose a representative area deposits Savings were calculated and average grade, then slag machine according to national needs, the degree of resource utilization, production scale, mining, ore processing technology conditions, production costs slag machine sales in the first, investment results and other factors, for each set of indicators comprehensive comparison program, choose the most reasonable option. Gongyi Xin Hua Machinery Mining Knowledge Forum, mine exploration program approval. Determine the ore body (outcrop) coordinates → with coordinates to County Land Resources Bureau check whether there is overlap → tenements blank area in the case of applications for prospecting and selling ready to start selling range → OK → Gravitropism inflection point coordinates belongs County towns made the transfer request and obtain Reply → appropriate county bureau reported in document form State Land Office → State Land Bureau reported Provincial Department to file the form by auction record → → complete prospecting made (pre-investigation, survey, detailed investigation, exploration) after work → mined mineral mining scoping obtain approval → → submit (reserve verification report, the development and utilization plan, mining design, environmental recovery and management, land reclamation program, safety evaluation) and other competent authorities of the relevant reports and information requirements apply for a mining license card. Cinder machine sales in the first _ _ Grilled slag machine mining machine provided by Gongyi City Xinhua Machinery Factory. Gongyi City Xinhua Machinery Factory (www.gyxinhua.com) strong, credible, in Zhengzhou, Henan handling equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xinhua machinery and you hand into the brilliant, for a better future!