Every year we need to improt nearly 20,000-40,000metric tons of spent vanadium catalyst from petro-chem industry (huge oil plants)as well as the boiler ash/fly riched the vanadium,molybdenum,nickel from huge power station/plants/untilities in the world.If you could supply us the spend vanadium catalyst(v% more than 1.5%),we will take good use of them. Show More