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.)
Cie Generale Lalumine
Original Assignee
Cie Generale Lalumine
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 Cie Generale LaluminefiledCriticalCie Generale Lalumine
Priority to ES18937ApriorityCriticalpatent/ES18937A1/en
Publication of ES18937A1publicationCriticalpatent/ES18937A1/en
A new or improved multiple-effect device for the treatment of minerals or other materials by steam or gases, being equally applicable to other similar uses.