CA540257A - Fourneau electrique a arc direct et creuset refroidi et procede pour le moulage et la fonte de metaux ou d'alliages a haut point de fusion
- Google Patents
Fourneau electrique a arc direct et creuset refroidi et procede pour le moulage et la fonte de metaux ou d'alliages a haut point de fusion
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Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
Publication date
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Publication of CA540257ApublicationCriticalpatent/CA540257A/fr
CA540257AFourneau electrique a arc direct et creuset refroidi et procede pour le moulage et la fonte de metaux ou d'alliages a haut point de fusion
ExpiredCA540257A
(fr)