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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Carlton Main Colliery Co Ltd
Original Assignee
Carlton Main Colliery Co Ltd
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Filing date
Publication date
Application filed by Carlton Main Colliery Co LtdfiledCriticalCarlton Main Colliery Co Ltd
Priority to ES121043ApriorityCriticalpatent/ES121043A1/es
Publication of ES121043A1publicationCriticalpatent/ES121043A1/es
ES121043A1930-12-181930-12-18Perfeccionamiento en las retortas empleadas para la destilación de materias carbonosas a baja temperatura.
ExpiredES121043A1
(es)
Un procedimiento perfeccionado y sus aparatos especiales correspondientes para la carbonización o destilación de materias carbonosas a baja temperatura.
Un procedimiento perfeccionado y su aparato especial correspondiente para la carbonización de la hulla y otros combustibles análogos a baja temperatura.