ES39812A1 - Un procedimiento para la fabricación de cemento por el tratamiento de escorias de altos hornos líquido-candentes con lechada de cal.
- Google Patents
Un procedimiento para la fabricación de cemento por el tratamiento de escorias de altos hornos líquido-candentes con lechada de cal.
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ES39812A1907-01-081907-01-08Un procedimiento para la fabricación de cemento por el tratamiento de escorias de altos hornos líquido-candentes con lechada de cal.
ExpiredES39812A1
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