中国矿业大学研究生部孙恒虎教授与山东省焦家金矿合作，采用国内材料，进行高水固结充填采矿法研究，经过一年半的地面和井下充填试验，取得良好效果，目前该技术通过了国家科委组织的技术鉴定。参加鉴定的专家们认为，高水固结充填采矿法解决了我国采矿业长期存在的充填不接 Professor Sun Henghu from China University of Mining and Technology, working with Jiaojia Gold Mine in Shandong Province, used domestic materials to study the high water consolidation filling mining method. After a year and a half of ground and downhole filling tests, it achieved good results. At present, Organization of the technical appraisal. Experts attending the assessment believe that the high water consolidation mining method to solve the long-standing mining industry in China does not take