♦Alcoa Iceland Co
♦Alcoa Iceland Co
♦BIT Fondel BV
♦Envicom
♦Ferropem
♦Fesil ASA
♦Hydro Aluminium Deutschland GmbH -Neuss (Rheinwerk)
♦Landsvirkjun
♦Landsvirkjun
♦Landsvirkjun
♦Landsvirkjun
♦NTNU Technology Transfer AS
♦Ovestic Group AG
♦SGL CFL CE GmbH
♦SGL CFL CE GmbH
♦Silicor Materials
♦Tenova Pyromet
♦Tenova Pyromet
♦Tenova Pyromet
♦Thorsil ehf
♦联合硅业
♦斯堪的那维亚钢铁公司
♦斯洛伐克海尼肯公司