Our company published another patent

 "a slag charging device," desihned by Wang Lixin ,Wangshouping and other scientific and technical personnel on April 20, 2009 approved by the China Intellectual Property Office, awarded to the Chinese utility model patents. (Application No. 200920302346.1) the patent came to solve the bottleneck of DRI areas of large-scale industrial production, and it can improve the level of industrialization ,Prototype is in tight manufacturing,and it is expected to be put into use by the end of June.