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.)
Assumpcao Clemente Augusto D
Dias Emilio Silvestre
Original Assignee
Assumpcao Clemente Augusto D
Dias Emilio Silvestre
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 Assumpcao Clemente Augusto D, Dias Emilio SilvestrefiledCriticalAssumpcao Clemente Augusto D
Priority to ES9192ApriorityCriticalpatent/ES9192A1/es
Publication of ES9192A1publicationCriticalpatent/ES9192A1/es
Improvements in or relating to Retorts for the Distillation of Shale and other Bituminous Substances, or for the Calcining of Iron-stone and other Substances.