Pangang obtains another three international patent licenses of steel rail
2020-03-23 13:49:47 [Print]
After obtaining the patent licenses from Malaysia and Indonesia for the anti-corrosion steel rail, recently, two new steel rail technologies and a welding technology from Pangang Research Institute have got the patent licenses from Australia
. From the beginning of this year, the institute has obtained five international patents licenses in the field of steel rail.