ES57941A1 - Un nuevo aglutinante para la elaboración o fabricación de aglomerados de carbón de todas clases, con su procedimiento para llevarlo a la práctica.
- Google Patents
Un nuevo aglutinante para la elaboración o fabricación de aglomerados de carbón de todas clases, con su procedimiento para llevarlo a la práctica.
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ES57941A1914-04-111914-04-11Un nuevo aglutinante para la elaboración o fabricación de aglomerados de carbón de todas clases, con su procedimiento para llevarlo a la práctica.
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