Stress distribution in the gradient multi-layered surface under a sliding contact was investigated using finite element method(FEM). The main structure paramete
Quartz is the main gangue mineral of sillimanite. The results show that Al3+ and Fe3+ ion can activate the floatation of quartz and make the separation of quart
It is important to depress diaspore effectively in order to remove silicates from diasporic bauxite. A new water soluble polymer hydroxamic acid starch (HA-star
In continuous casting rolling process, the deformed body is different from the hot rolling strip. The metal in casting rolling zone is first assumed to be visco
The properties of La2O3-doped molybdenum powder were studied. The La2O3 nanoparticles on the surface of molybdenum powder which is produced by the reduction of
Ti-C and Ti-Al-C alloys were prepared using gravity and directional solidification processes,Morphologies of TiC crystal were investingated by using SEM,XRD and