Assignee
NPP ELEKTROTERMIA
BG·4 granted patents·19 citations·filing 1985–1987
Top patents by PatentIndex Score
4 records- 0143US4740990AGraphite electrode with protective coating and method for its productionNPP ELEKTROTERMIA·Filed 1986·Granted Apr 26, 1988·13 cites·2 claims
- 0222US4703493ASeal for an electrode hole in an electric arc furnaceNPP ELEKTROTERMIA·Filed 1986·Granted Oct 27, 1987·4 cites·5 claims
- 0321US4783790ADirect-current arc furnace for steelmakingNPP ELEKTROTERMIA·Filed 1987·Granted Nov 8, 1988·1 cites·7 claims
- 0419US4750187AGraphitic electrode with protective coatingNPP ELEKTROTERMIA·Filed 1985·Granted Jun 7, 1988·1 cites·4 claims
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