FI902822A0 - FOERFARANDE FOER OMANRIKNING AV GJUTSAND. - Google Patents

FOERFARANDE FOER OMANRIKNING AV GJUTSAND.

Info

Publication number: FI902822A0
Authority: FI; Finland
Prior art keywords: omanrikning; gjutsand; foerfarande foer; foerfarande; foer
Prior art date: 1990-02-14

Application number

FI902822A

Other languages

Finnish (fi)

Other versions

FI902822L (en

FI902822A7 (en

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.)

1990-02-14

Filing date

1990-06-06

Publication date

1990-06-06

1990-06-06 Application filed by Saz Sommer Aluminium Zug Ag filed Critical Saz Sommer Aluminium Zug Ag

1990-06-06 Publication of FI902822A0 publication Critical patent/FI902822A0/en

1991-08-15 Publication of FI902822L publication Critical patent/FI902822L/en

1991-08-15 Publication of FI902822A7 publication Critical patent/FI902822A7/en

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)

FI902822A 1990-02-14 1990-06-06 Method for re-enriching foundry sand FI902822A7 (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number	Publication Date
FI902822A0 true FI902822A0 (en)	1990-06-06
FI902822L FI902822L (en)	1991-08-15
FI902822A7 FI902822A7 (en)	1991-08-15

Family

ID=6400137

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI902822A FI902822A7 (en)	1990-02-14	1990-06-06	Method for re-enriching foundry 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)	FI902822A7 (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
PL3586995T5 (en) *	2018-06-29	2024-06-17	Nemak, S.A.B. De C.V.	Method 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

1990
- 1990-02-14 DE DE4004553A patent/DE4004553C1/de not_active Expired - Lifetime
- 1990-04-26 EP EP19900107984 patent/EP0446402A1/en not_active Withdrawn
- 1990-05-03 CS CS902191A patent/CS219190A2/en unknown
- 1990-05-07 PL PL28508390A patent/PL285083A1/en unknown
- 1990-05-16 JP JP2126543A patent/JPH03238141A/en active Pending
- 1990-05-25 PT PT94164A patent/PT94164A/en not_active Application Discontinuation
- 1990-05-31 NO NO90902410A patent/NO902410L/en unknown
- 1990-06-06 FI FI902822A patent/FI902822A7/en not_active Application Discontinuation
- 1990-06-12 HU HU903815A patent/HUT58008A/en unknown
- 1990-06-19 DK DK149890A patent/DK149890A/en not_active IP Right Cessation
- 1990-06-27 KR KR1019900009544A patent/KR910015345A/en not_active Ceased
- 1990-06-28 BR BR909003152A patent/BR9003152A/en unknown
- 1990-07-05 CN CN90103344A patent/CN1054021A/en active Pending
- 1990-08-07 CA CA002022769A patent/CA2022769A1/en not_active Abandoned
- 1990-08-15 DD DD90343469A patent/DD297087A5/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
NO902410D0 (en)	1990-05-31
JPH03238141A (en)	1991-10-23
CA2022769A1 (en)	1991-08-15
PL285083A1 (en)	1991-10-07
CN1054021A (en)	1991-08-28
DE4004553C1 (en)	1991-10-10
NO902410L (en)	1991-08-15
BR9003152A (en)	1991-11-12
KR910015345A (en)	1991-09-30
FI902822L (en)	1991-08-15
HU903815D0 (en)	1990-11-28
HUT58008A (en)	1992-01-28
EP0446402A1 (en)	1991-09-18
CS219190A2 (en)	1991-09-15
FI902822A7 (en)	1991-08-15
DK149890A (en)	1991-08-15
DD297087A5 (en)	1992-01-02
DK149890D0 (en)	1990-06-19
PT94164A (en)	1991-09-30

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Legal Events

Date	Code	Title	Description
2004-08-31	FD	Application lapsed	Owner name: SAZ SOMMER ALUMINIUM ZUG AG