KR910015345A - 주물사를 재생시키는 방법과 그 재생된 주물사 - Google Patents

주물사를 재생시키는 방법과 그 재생된 주물사 Download PDF

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Publication number
KR910015345A
KR910015345A KR1019900009544A KR900009544A KR910015345A KR 910015345 A KR910015345 A KR 910015345A KR 1019900009544 A KR1019900009544 A KR 1019900009544A KR 900009544 A KR900009544 A KR 900009544A KR 910015345 A KR910015345 A KR 910015345A
Authority
KR
South Korea
Prior art keywords
sand
neutralization
treatment
neutralized
foundry sand
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.)
Ceased
Application number
KR1019900009544A
Other languages
English (en)
Korean (ko)
Inventor
베. 좀머 헤르만
Original Assignee
하. 베. 좀머
새즈 좀머 알루미늄 츄크 악티엔계젤샤프트
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 하. 베. 좀머, 새즈 좀머 알루미늄 츄크 악티엔계젤샤프트 filed Critical 하. 베. 좀머
Publication of KR910015345A publication Critical patent/KR910015345A/ko
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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

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)
KR1019900009544A 1990-02-14 1990-06-27 주물사를 재생시키는 방법과 그 재생된 주물사 Ceased KR910015345A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4004553A DE4004553C1 (enrdf_load_stackoverflow) 1990-02-14 1990-02-14
DEP4004553.6 1990-02-14

Publications (1)

Publication Number Publication Date
KR910015345A true KR910015345A (ko) 1991-09-30

Family

ID=6400137

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900009544A Ceased KR910015345A (ko) 1990-02-14 1990-06-27 주물사를 재생시키는 방법과 그 재생된 주물사

Country Status (15)

Country Link
EP (1) EP0446402A1 (enrdf_load_stackoverflow)
JP (1) JPH03238141A (enrdf_load_stackoverflow)
KR (1) KR910015345A (enrdf_load_stackoverflow)
CN (1) CN1054021A (enrdf_load_stackoverflow)
BR (1) BR9003152A (enrdf_load_stackoverflow)
CA (1) CA2022769A1 (enrdf_load_stackoverflow)
CS (1) CS219190A2 (enrdf_load_stackoverflow)
DD (1) DD297087A5 (enrdf_load_stackoverflow)
DE (1) DE4004553C1 (enrdf_load_stackoverflow)
DK (1) DK149890A (enrdf_load_stackoverflow)
FI (1) FI902822L (enrdf_load_stackoverflow)
HU (1) HUT58008A (enrdf_load_stackoverflow)
NO (1) NO902410L (enrdf_load_stackoverflow)
PL (1) PL285083A1 (enrdf_load_stackoverflow)
PT (1) PT94164A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100824100B1 (ko) * 2001-01-15 2008-04-21 신토고교 가부시키가이샤 벤토나이트로 피복된 모래를 제조하는 방법, 이러한 모래,및 벤토나이트에 의해 피복된 모래를 사용하여 주형용주물사를 재순환시키는 방법

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4129863A1 (de) * 1991-09-07 1993-03-11 Hanf Carl Elino Ind Ofenbau Verfahren und vorrichtung zur aufbereitung von bentonitgebundenem giesserei-altsand
DE19927107A1 (de) * 1999-06-14 2000-12-21 Fischer Georg Gmbh & Co Kg Verfahren und Vorrichtung zur Verminderung der Geruchsemissionen von Giessereianlagen
DE102007027298A1 (de) * 2007-06-11 2008-12-18 Maschinenfabrik Gustav Eirich Gmbh & Co. Kg Verfahren zur Aufbereitung von Formsand
CN102059319B (zh) * 2011-01-19 2012-12-19 昆明理工大学 一种树脂旧砂的联合再生方法
CN102500458B (zh) * 2011-11-28 2014-07-09 河海大学 一种洗沙方法及其专用装置
CN102615243B (zh) * 2012-03-27 2013-09-18 华中科技大学 一种铸造旧砂湿法间歇式再生方法及其设备
JP2016147287A (ja) * 2015-02-12 2016-08-18 マツダ株式会社 鋳物砂の再生方法および研磨装置
PL3586995T5 (pl) 2018-06-29 2024-06-17 Nemak, S.A.B. De C.V. Sposób przerobu mieszaniny masy formierskiej
JP7142563B2 (ja) * 2018-12-26 2022-09-27 伊藤忠セラテック株式会社 回収砂の再生方法
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 (de) * 1972-07-06 1974-11-28 Hermann 2105 Seevetal Jacob Verfahren und Vorrichtung zum Regenerieren von kunstharzgebundenem Gießereialtsand
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 (de) * 1976-12-15 1978-09-21 Daimler-Benz Ag, 7000 Stuttgart Verfahren beim Regenerieren von Kernsand
CH631643A5 (de) * 1978-04-14 1982-08-31 Fischer Ag Georg Verfahren zur regenerierung von giesserei-altsand sowie einrichtung zur durchfuehrung des verfahrens und erzeugnis des verfahrens.
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100824100B1 (ko) * 2001-01-15 2008-04-21 신토고교 가부시키가이샤 벤토나이트로 피복된 모래를 제조하는 방법, 이러한 모래,및 벤토나이트에 의해 피복된 모래를 사용하여 주형용주물사를 재순환시키는 방법

Also Published As

Publication number Publication date
HUT58008A (en) 1992-01-28
FI902822A7 (fi) 1991-08-15
EP0446402A1 (de) 1991-09-18
PL285083A1 (en) 1991-10-07
BR9003152A (pt) 1991-11-12
FI902822L (fi) 1991-08-15
FI902822A0 (fi) 1990-06-06
CN1054021A (zh) 1991-08-28
DK149890D0 (da) 1990-06-19
NO902410D0 (no) 1990-05-31
DK149890A (da) 1991-08-15
NO902410L (no) 1991-08-15
DE4004553C1 (enrdf_load_stackoverflow) 1991-10-10
CA2022769A1 (en) 1991-08-15
DD297087A5 (de) 1992-01-02
HU903815D0 (en) 1990-11-28
JPH03238141A (ja) 1991-10-23
CS219190A2 (en) 1991-09-15
PT94164A (pt) 1991-09-30

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Legal Events

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Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19900627

PG1501 Laying open of application
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PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19911005

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19900627

Comment text: Patent Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19950525

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 19950823

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 19950525

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I