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229910001092metal group alloyInorganic materials0.000title1
ES64414A1917-04-171917-04-17El procedimiento industrial para elaborar, con la intervención del alto horno, determinadas aleaciones metálicas.
ExpiredES64414A3
(es)
El procedimiento industrial para elaborar, con intervención del horno eléctrico, las aleaciones metálicas denominadas silicospiegel, silico-manganeso o ferro-silico-manganeso.
El procedimiento industrial para elaborar, por mediación del horno eléctrico, ciertas aleaciones metálicas utilizadas en la fabricación de aceros especiales.