For citations:
Matyukhin V.I., Yaroshenko Yu.G., Matyukhina A.V., Dudko V.A., Punenkov S.E. THE USE OF NATURAL GAS FOR HEATING OF SHAFT FURNACES OF CUPOLA TYPE TO INCREASE THE TECHNOLOGICAL PROCESSES EFFICIENCY OF PIG IRON SMELTING. Izvestiya. Ferrous Metallurgy. 2017;60(8):629-636. (In Russ.) https://doi.org/10.17073/0368-0797-2017-8-629-636