Patents

1)  A composite of wetting agent for cleaning the dust, China invention patent, ZL200710034561.3

2)  Apparatus and method for measuring dynamic self heating rate of sulfide ore, China invention patent, ZL200610136832.1

3)  A composite of covering agent for inhibiting oxidation and spontaneous combustion of sulfide ore, China invention patent, ZL200710001107.8

4)  A composite of anti and extinguishing fire agent for inhibiting oxidation and spontaneous combustion of sulfide ore, China invention patent, ZL200710001108.2

5)  A method for application of sodium polyacrylate as buffer sticking agent of sulfide ore, China invention patent, ZL200710034218.9

6） A ventilation method combined with the compressed air and the push ventilation that is suitable for the construction of deep shaft excavation, China invention patent, ZL201410066493.9