CHANGCHUN GOLD RESEARCH INSTITUTE

Four scientific achievements of Changchun Gold Research Institute passed by project assessment process of China Gold Association

Changchun Gold Institute attended the 2012 annual project assessment meeting held by China Gold Association in Beijing during 17 to 20 January, 2013. Four projects undertaken by our institute were passed by the project assessment committee conducted by specialists, namely comprehensive technical study on mechanically de-stressed mining of loosely crushed orebody in Yunnan Zhenyuan gold mine, study on the technology of residual ores recovery and goaf treatment in Jinshan mining co., ltd., study on new technology using 3R-O cyanide tailings of extremely high concentration as well as its support facilities and its application, and development and application of completely sealed sublevel temperature control activated carbon regeneration equipment. The assessment committee took in the reports of research teams, checked them and decided that the achievements have considerable economical and social benefits, showing broad application prospects. The achievement of development and application of completely sealed sublevel temperature control activated carbon regeneration equipment reaches a leading level domestically. The other three researches reach advanced level internationally. Among them 4D negative pressure blowoff reactor in study on new technology using 3R-O cyanide tailings of extremely high concentration as well as its support facilities and its application reaches leading level internationally.