Patents granted in 2018 ：
(1）Patents for utility model An aluminium alloy round ingot heating cylinder 2018.04.03 Chen Jie and Xu Ruifu
(2）Patent for utility model A universal power frequency heating furnace for round ingots of aluminium and magnesium alloys 2018.04.03 Chen Jie and Xu Ruifu
(3）Patent for utility model A kind of feeding and unloading mechanism for power frequency heating furnace 2018.04.03 Chen De and Xu Ruifu
(4）Patent for utility model A universal heating device for round ingots of aluminium and magnesium alloys 2018.04.03 Chen Jie and Xu Ruifu