"Sponge iron tank positioning solid device" patent application is approved

  Another outcome of our research and development for the sponge iron industry - "sponge iron tank positioning solid device” recently have been approved by the Chinese Intellectual Property Office. The technology to solve avoid sponge iron bucket down caused by production problems kiln accident occurred. This is another patent OTSK research and development center this year following the patent "sponge iron reduction process quickly ES process"