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.)
Howmet Aerospace Inc
Original Assignee
Aluminum Company of America
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 Aluminum Company of AmericafiledCriticalAluminum Company of America
Application grantedgrantedCritical
Publication of FR1130492ApublicationCriticalpatent/FR1130492A/fr
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B21/00—Obtaining aluminium
C22B21/06—Obtaining aluminium refining
C22B21/066—Treatment of circulating aluminium, e.g. by filtration
FR1130492D1954-05-131955-05-12Procédé et dispositif perfectionnés pour dégazer et purifier des métaux en fusion contenant de l'aluminium
ExpiredFR1130492A
(fr)