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.)
PAUL-FRANCOIS SARRON
Original Assignee
PAUL-FRANCOIS SARRON
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Filing date
Publication date
Application filed by PAUL-FRANCOIS SARRONfiledCriticalPAUL-FRANCOIS SARRON
Application grantedgrantedCritical
Publication of FR22483EpublicationCriticalpatent/FR22483E/fr
FR22483A1918-09-241918-09-24Haut-fourneau électrique et marche spéciale s'y rapportant, pour la réduction économique des minerais de fer ou autres
ExpiredFR22483E
(fr)
Traitement pour l'épuration et l'enrichissement des minerais de fer, résidus de minerais, et minerais contenant avec le fer d'autres métaux