ES19503A2 - Un procedimiento para la fabricación de carburo de calcio por un horno eléctrico cualquiera especialmente por el llamado Hirsch.
- Google Patents
Un procedimiento para la fabricación de carburo de calcio por un horno eléctrico cualquiera especialmente por el llamado Hirsch.
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ES19503A1896-08-131896-08-13Un procedimiento para la fabricación de carburo de calcio por un horno eléctrico cualquiera especialmente por el llamado Hirsch.
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