FR2439621A1 - Procede et dispositif pour separer des crasses a partir de metaux fondus a base d'aluminium, et produits obtenus - Google Patents

Procede et dispositif pour separer des crasses a partir de metaux fondus a base d'aluminium, et produits obtenus

Info

Publication number
FR2439621A1
FR2439621A1 FR7830649A FR7830649A FR2439621A1 FR 2439621 A1 FR2439621 A1 FR 2439621A1 FR 7830649 A FR7830649 A FR 7830649A FR 7830649 A FR7830649 A FR 7830649A FR 2439621 A1 FR2439621 A1 FR 2439621A1
Authority
FR
France
Prior art keywords
appts
centrifuging
hot material
molten aluminium
separate metal
Prior art date
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.)
Granted
Application number
FR7830649A
Other languages
English (en)
Other versions
FR2439621B1 (fr
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.)
Reynolds Metals Co
Original Assignee
Reynolds Metals Co
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 Reynolds Metals Co filed Critical Reynolds Metals Co
Priority to FR7830649A priority Critical patent/FR2439621A1/fr
Publication of FR2439621A1 publication Critical patent/FR2439621A1/fr
Application granted granted Critical
Publication of FR2439621B1 publication Critical patent/FR2439621B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • 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
    • C22B21/0038—Obtaining aluminium by other processes
    • C22B21/0069—Obtaining aluminium by other processes from scrap, skimmings or any secondary source aluminium, e.g. recovery of alloy constituents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/04—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
    • B04B1/08—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
    • C04B22/02—Elements
    • C04B22/04—Metals, e.g. aluminium used as blowing agent
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

SEPARATION ET TRAITEMENT DE CRASSES RECUEILLIES SUR DE L'ALUMINIUM OU DES ALLIAGES D'ALUMINIUM FONDUS. ON CENTRIFUGE LES CRASSES CHAUDES DANS UN BOL DE CENTRIFUGATION 10 COMPORTANT UNE FENTE PERIPHERIQUE 35 AU TRAVERS DE LAQUELLE DU METAL ENCORE LIQUIDE EST CHASSE PUIS RECUPERE TANDIS QU'UN RESIDU SOLIDE EST RETENU AUTOUR DU BOL, PUIS EST RECUEILLI, REFROIDI, BROYE ET TAMISE POUR FOURNIR UNE FRACTION FINE CONTENANT DES OXYDES, NITRURES, CARBURES METALLIQUES, UTILISABLE COMME AGENT MOUSSANT, DILUANT ET DE CHARGE. UTILISATION DUDIT AGENT DANS DES MATERIAUX DE CONSTRUCTION DURCISSABLES, Y COMPRIS PLASTIQUES.
FR7830649A 1978-10-27 1978-10-27 Procede et dispositif pour separer des crasses a partir de metaux fondus a base d'aluminium, et produits obtenus Granted FR2439621A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7830649A FR2439621A1 (fr) 1978-10-27 1978-10-27 Procede et dispositif pour separer des crasses a partir de metaux fondus a base d'aluminium, et produits obtenus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7830649A FR2439621A1 (fr) 1978-10-27 1978-10-27 Procede et dispositif pour separer des crasses a partir de metaux fondus a base d'aluminium, et produits obtenus

Publications (2)

Publication Number Publication Date
FR2439621A1 true FR2439621A1 (fr) 1980-05-23
FR2439621B1 FR2439621B1 (fr) 1985-04-12

Family

ID=9214259

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7830649A Granted FR2439621A1 (fr) 1978-10-27 1978-10-27 Procede et dispositif pour separer des crasses a partir de metaux fondus a base d'aluminium, et produits obtenus

Country Status (1)

Country Link
FR (1) FR2439621A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984003719A1 (fr) * 1983-03-22 1984-09-27 Cegedur Procede et dispositif de recuperation d'aluminium liquide par compression de crasses chaudes
FR2543164A1 (fr) * 1983-03-22 1984-09-28 Cegedur Dispositif de recuperation d'aluminium liquide par compression de crasses chaudes
EP0537635A1 (fr) * 1991-10-18 1993-04-21 CONTENTO TRADE di Cioffi Ilaria e C. S.A.S. Agent d'expansion pour matériaux céramiques, à base d'un mélange de déchets de la production d'aluminium

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1088368A (fr) * 1952-08-30 1955-03-07 Aluminum Co Of America Perfectionnements relatifs à la récupération des métaux
FR1195174A (fr) * 1957-05-01 1959-11-16 Perfectionnements apportés aux procédés de récupération du métal contenu dans les déchets ou crasses formés au cours de la fusion ou du raffinage des métaux ou alliages
GB954512A (en) * 1960-05-04 1964-04-08 Albert William Chamberlain Method of and apparatus for the recovery of usable metal from oxides and furnace skim
US3374089A (en) * 1965-02-26 1968-03-19 Reynolds Metals Co Centrifugal separation
CA944568A (en) * 1971-09-08 1974-04-02 Gran-Al Industries Limited Aluminum reclamation process and apparatus
FR2257698A1 (fr) * 1974-01-15 1975-08-08 Welsch M
US4137073A (en) * 1975-12-18 1979-01-30 Reynolds Metals Company Method and apparatus for treating aluminous metal skim material and by-products of said method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1088368A (fr) * 1952-08-30 1955-03-07 Aluminum Co Of America Perfectionnements relatifs à la récupération des métaux
FR1195174A (fr) * 1957-05-01 1959-11-16 Perfectionnements apportés aux procédés de récupération du métal contenu dans les déchets ou crasses formés au cours de la fusion ou du raffinage des métaux ou alliages
GB954512A (en) * 1960-05-04 1964-04-08 Albert William Chamberlain Method of and apparatus for the recovery of usable metal from oxides and furnace skim
US3374089A (en) * 1965-02-26 1968-03-19 Reynolds Metals Co Centrifugal separation
CA944568A (en) * 1971-09-08 1974-04-02 Gran-Al Industries Limited Aluminum reclamation process and apparatus
FR2257698A1 (fr) * 1974-01-15 1975-08-08 Welsch M
US4137073A (en) * 1975-12-18 1979-01-30 Reynolds Metals Company Method and apparatus for treating aluminous metal skim material and by-products of said method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984003719A1 (fr) * 1983-03-22 1984-09-27 Cegedur Procede et dispositif de recuperation d'aluminium liquide par compression de crasses chaudes
FR2543164A1 (fr) * 1983-03-22 1984-09-28 Cegedur Dispositif de recuperation d'aluminium liquide par compression de crasses chaudes
US4575392A (en) * 1983-03-22 1986-03-11 Cegedur Societe de l'Aluminium Pechiney Process for the recovery of liquid aluminium by compression of hot dross
US4575056A (en) * 1983-03-22 1986-03-11 Cegedur Societe De Transformation De L'aluminium Pechiney Apparatus for the recovery of liquid aluminium by compression of hot dross
EP0537635A1 (fr) * 1991-10-18 1993-04-21 CONTENTO TRADE di Cioffi Ilaria e C. S.A.S. Agent d'expansion pour matériaux céramiques, à base d'un mélange de déchets de la production d'aluminium

Also Published As

Publication number Publication date
FR2439621B1 (fr) 1985-04-12

Similar Documents

Publication Publication Date Title
JPS5297320A (en) Nitrogen-containing high speed steel produced with powder metallurgy
JPS5266805A (en) Overall treatment of metal-containing powdered material
FR2439621A1 (fr) Procede et dispositif pour separer des crasses a partir de metaux fondus a base d'aluminium, et produits obtenus
ZA791583B (en) Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates
ZA775966B (en) Process for the continuous or discontinuous treatment of fused slag,in particular slag containing heavy metal oxides,to recover the proportions,contained therein,of valuable metals or compounds thereof
JPS52145393A (en) Method and apparatus for continously treating carbide slag
JPS5278602A (en) Vacuum degassing of molten metal
JPS5239701A (en) Treatment of powders of coal and coke
JPS5310561A (en) Method of melting treatment for waste materials in use of shaft furnace
JPS5286914A (en) Gas reduction of iron ore
JPS523510A (en) Molteen metal stirring appartus
JPS534707A (en) Metal recovery method contained in metal molten slag
Faulring et al. Process for Continuous Casting of Aluminum-Deoxidized Steel
JPS5267154A (en) Disposing method of harmful metals contained in waste liquid
JPS51111412A (en) Wet method of treatment of dust from iron industry
JPS5244771A (en) Method of making plating sludge harmless
JPS523504A (en) Dust treatment process
JPS5252176A (en) Method of making cr sludge harmless
JPS5346420A (en) Treating method for stainless steel dust
Vasil'ev Combined Method of Refining Primary Aluminium, Eliminating Hydrogen and Oxide Inclusions
JPS51146303A (en) A process for treatment of exhaust gas in continuous melting, refining and casting facilities
GB2052563B (en) Process for the treatment of molten iron with increased scrap content
JPS5271304A (en) Preparatory treatment of raw material to be sintered
JPS5219367A (en) Separator of oil and water
JPS525609A (en) Process for preliminary refining of steel scrap

Legal Events

Date Code Title Description
ST Notification of lapse