ES131336A1 -
A process and its corresponding special device for the manufacture of rotary kilns of iron or its carbureted compounds, as well as portland cements.
- Google Patents
A process and its corresponding special device for the manufacture of rotary kilns of iron or its carbureted compounds, as well as portland cements.
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ES131336A1933-07-201933-07-20
A process and its corresponding special device for the manufacture of rotary kilns of iron or its carbureted compounds, as well as portland cements.
ExpiredES131336A1
(en)
An improved process, and its corresponding devices, for the manufacture in a rotary kiln, simultaneously of the iron or its carbureted compounds, and of the portland cements or hydraulic limes.