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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rheinpreussen AG fuer Bergbau und Chemie
Original Assignee
Rheinpreussen AG fuer Bergbau und Chemie
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rheinpreussen AG fuer Bergbau und ChemiefiledCriticalRheinpreussen AG fuer Bergbau und Chemie
Priority to ES0075491UpriorityCriticalpatent/ES75491U/es
Publication of ES75491UpublicationCriticalpatent/ES75491U/es
Conductos de caída para el transporte y almacenamiento de materiales sólidos, tales como carbón o escombros, en pozos o pozos interiores, caracterizados por que el conducto de caída se ensancha cónicamente en el sentido de caída.
ES0075491U1959-08-141959-08-14Conducto de caída para en transporte y almacenamiento de materiales sólidos
PendingES75491U
(es)