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.)
ELECTRO METALLURG FRANCAISE
Original Assignee
ELECTRO METALLURG FRANCAISE
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Filing date
Publication date
Application filed by ELECTRO METALLURG FRANCAISEfiledCriticalELECTRO METALLURG FRANCAISE
Application grantedgrantedCritical
Publication of FR432721ApublicationCriticalpatent/FR432721A/fr
Procédé et appareil pour filtrer les gaz d'évacuation d'établissements métallurgiques et autres, et récupérer les poussières métallifères et autres entrainées par eux
Perfectionnements apportés au procédé et aux appareils pour le traitement, par l'oxyde de carbone, des minerais de nickel ou autres corps renfermant du nickel