... :0-1mm,1-3mm,1-4mm,1-5mm Calcined petroleum coke is widely used in steel-metallurgy as the raw-material ... %MaxSize:0-1mm,1-3mm,1-4mm,1-5mm,(We can process size accord with customer’s inquiry)Packing details:Export ... stoves,Annual output is 150.000 tons of calcined petroleum coke per annum; There are 5 workshops of cooking stove,The ... income of company is 600 million per annum. calcined petroleum coke