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.)
Heras Duran Esteban
Original Assignee
Heras Duran Esteban
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 Heras Duran EstebanfiledCriticalHeras Duran Esteban
Priority to ES176233ApriorityCriticalpatent/ES176233A1/es
Publication of ES176233A1publicationCriticalpatent/ES176233A1/es
ES176233A1946-12-131946-12-13Una mejora en la construcción de hornos verticales continuos para cal hidráulica, cemento natural y cerámica
ExpiredES176233A1
(es)