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BR9003152A - PROCESS FOR THE RESTORATION OF FOUNDATION SAND AND RESTORED FOUNDATION SAND - Google Patents

PROCESS FOR THE RESTORATION OF FOUNDATION SAND AND RESTORED FOUNDATION SAND

Info

Publication number
BR9003152A
BR9003152A BR909003152A BR9003152A BR9003152A BR 9003152 A BR9003152 A BR 9003152A BR 909003152 A BR909003152 A BR 909003152A BR 9003152 A BR9003152 A BR 9003152A BR 9003152 A BR9003152 A BR 9003152A
Authority
BR
Brazil
Prior art keywords
foundation sand
restoration
restored
foundation
sand
Prior art date
Application number
BR909003152A
Other languages
Portuguese (pt)
Inventor
Hermann W Sommer
Original Assignee
Saz Sommer Aluminium Zug Ag
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 Saz Sommer Aluminium Zug Ag filed Critical Saz Sommer Aluminium Zug Ag
Publication of BR9003152A publication Critical patent/BR9003152A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
    • B22C5/18—Plants for preparing mould materials
    • B22C5/185—Plants for preparing mould materials comprising a wet reclamation step

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Processing Of Solid Wastes (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Treatment Of Sludge (AREA)
BR909003152A 1990-02-14 1990-06-28 PROCESS FOR THE RESTORATION OF FOUNDATION SAND AND RESTORED FOUNDATION SAND BR9003152A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4004553A DE4004553C1 (en) 1990-02-14 1990-02-14

Publications (1)

Publication Number Publication Date
BR9003152A true BR9003152A (en) 1991-11-12

Family

ID=6400137

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909003152A BR9003152A (en) 1990-02-14 1990-06-28 PROCESS FOR THE RESTORATION OF FOUNDATION SAND AND RESTORED FOUNDATION SAND

Country Status (15)

Country Link
EP (1) EP0446402A1 (en)
JP (1) JPH03238141A (en)
KR (1) KR910015345A (en)
CN (1) CN1054021A (en)
BR (1) BR9003152A (en)
CA (1) CA2022769A1 (en)
CS (1) CS219190A2 (en)
DD (1) DD297087A5 (en)
DE (1) DE4004553C1 (en)
DK (1) DK149890A (en)
FI (1) FI902822A (en)
HU (1) HUT58008A (en)
NO (1) NO902410L (en)
PL (1) PL285083A1 (en)
PT (1) PT94164A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4129863A1 (en) * 1991-09-07 1993-03-11 Hanf Carl Elino Ind Ofenbau Bentonite bound foundry moulding sand conditioning process - by heat treatment of precleaned sand for high quality sand useful for core prodn.
DE19927107A1 (en) * 1999-06-14 2000-12-21 Fischer Georg Gmbh & Co Kg Device to reduce odorous emissions from a casting installation has a container for bio catalysts and/or enzymes and active region in which the bio catalysts and/or the enzymes interact with the substances causing the odorous emissions
EP1222978A3 (en) * 2001-01-15 2007-10-17 Sintokogio, Ltd. A method for making sand covered with bentonite, the sand, and a method for recycling molding sand for a mold using the sand covered by bentonite
DE102007027298A1 (en) * 2007-06-11 2008-12-18 Maschinenfabrik Gustav Eirich Gmbh & Co. Kg Process for the treatment of foundry sand
CN102059319B (en) * 2011-01-19 2012-12-19 昆明理工大学 Joint regeneration method for old resin sand
CN102500458B (en) * 2011-11-28 2014-07-09 河海大学 Sand washing method and special device thereof
CN102615243B (en) * 2012-03-27 2013-09-18 华中科技大学 Foundry used sand wet intermittent regeneration method and equipment thereof
JP2016147287A (en) * 2015-02-12 2016-08-18 マツダ株式会社 Casting sand regeneration process, and polishing device
ES2874204T5 (en) * 2018-06-29 2024-10-07 Nemak Sab De Cv Procedure for preparing a foundry sand mixture
JP7142563B2 (en) * 2018-12-26 2022-09-27 伊藤忠セラテック株式会社 How to recycle recovered sand
EP3797896A1 (en) * 2019-09-27 2021-03-31 Finn Recycling OY Cleaning sand used at foundry

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US414388A (en) * 1889-11-05 emmens
DE2233111C3 (en) * 1972-07-06 1974-11-28 Hermann 2105 Seevetal Jacob Method and device for the regeneration of synthetic resin-bonded foundry sand
US4113510A (en) * 1974-06-07 1978-09-12 Societe D'applications De Procedes Industriels Et Chimiques S.A.P.I.C. Process for regenerating foundry sand
CA1050209A (en) * 1974-12-16 1979-03-13 Julius M. Bleuenstein Sand reclamation and purification
JPS5292823A (en) * 1976-02-02 1977-08-04 Hitachi Ltd Old sand cleaning reproduction process
DE2656672C2 (en) * 1976-12-15 1978-09-21 Daimler-Benz Ag, 7000 Stuttgart Procedure for regenerating core sand
CH631643A5 (en) * 1978-04-14 1982-08-31 Fischer Ag Georg METHOD FOR REGENERATING OLD FOUNDRY SAND AND DEVICE FOR CARRYING OUT THE METHOD AND PRODUCT OF THE METHOD.
US4401638A (en) * 1981-12-21 1983-08-30 Materias Primas, Monterrey, S.A. Process for purifying silica sand
GB8317669D0 (en) * 1983-06-29 1983-08-03 British Ind Sand Ltd Chemical treatment of sand
US4685973A (en) * 1984-02-03 1987-08-11 Steel Castings Research And Trade Association Reclamation of foundry sands

Also Published As

Publication number Publication date
KR910015345A (en) 1991-09-30
JPH03238141A (en) 1991-10-23
NO902410L (en) 1991-08-15
CA2022769A1 (en) 1991-08-15
CN1054021A (en) 1991-08-28
DK149890A (en) 1991-08-15
FI902822A (en) 1991-08-15
FI902822A0 (en) 1990-06-06
HUT58008A (en) 1992-01-28
DD297087A5 (en) 1992-01-02
NO902410D0 (en) 1990-05-31
DE4004553C1 (en) 1991-10-10
PT94164A (en) 1991-09-30
DK149890D0 (en) 1990-06-19
HU903815D0 (en) 1990-11-28
EP0446402A1 (en) 1991-09-18
PL285083A1 (en) 1991-10-07
CS219190A2 (en) 1991-09-15

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