Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES77220ApriorityCriticalpatent/ES77220A2/es
Publication of ES77220A2publicationCriticalpatent/ES77220A2/es
ES77220A1921-02-251921-02-25Horno de acción continua para la cocción de los productos cerámicos y más especialmente de los productos refractarios.
ExpiredES77220A2
(es)
Un procedimiento industrial para utilizar las escombreras de las minas de creta obteniendo productos para la fabricación de cerámica, porcelana y otros.