ATE146707T1 - Rückgewinnung von giessereisanden aus einem phenolharz-ester-bindemittelsystem - Google Patents

Rückgewinnung von giessereisanden aus einem phenolharz-ester-bindemittelsystem

Info

Publication number: ATE146707T1
Authority: AT; Austria
Prior art keywords: pct; phenolic resin; sands; ice; casting
Prior art date: 1992-09-02

Application number

AT93919467T

Other languages

English (en)

Inventor

Andrew David Busby

Philip Vernon

Original Assignee

Ashland Inc

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.)

1992-09-02

Filing date

1993-08-23

Publication date

1997-01-15

1993-08-23 Application filed by Ashland Inc filed Critical Ashland Inc

1997-01-15 Application granted granted Critical

1997-01-15 Publication of ATE146707T1 publication Critical patent/ATE146707T1/de

Links

238000005266 casting Methods 0.000 title 1
238000011084 recovery Methods 0.000 title 1
239000004576 sand Substances 0.000 abstract 3
238000000034 method Methods 0.000 abstract 2
150000003112 potassium compounds Chemical class 0.000 abstract 2
KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical group [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 abstract 1
150000001875 compounds Chemical class 0.000 abstract 1
238000002844 melting Methods 0.000 abstract 1
230000008018 melting Effects 0.000 abstract 1
239000005011 phenolic resin Substances 0.000 abstract 1
229920001568 phenolic resin Polymers 0.000 abstract 1

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
- B22C1/02—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by additives for special purposes, e.g. indicators, breakdown additives
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Chemical & Material Sciences (AREA)
Materials Engineering (AREA)
Mold Materials And Core Materials (AREA)
Processing Of Solid Wastes (AREA)
Macromonomer-Based Addition Polymer (AREA)
Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

AT93919467T 1992-09-02 1993-08-23 Rückgewinnung von giessereisanden aus einem phenolharz-ester-bindemittelsystem ATE146707T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB929218596A GB9218596D0 (en)	1992-09-02	1992-09-02	Reclamation of ester-cured phenolic resin bonded foundry sands

Publications (1)

Publication Number	Publication Date
ATE146707T1 true ATE146707T1 (de)	1997-01-15

Family

ID=10721298

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT93919467T ATE146707T1 (de)	1992-09-02	1993-08-23	Rückgewinnung von giessereisanden aus einem phenolharz-ester-bindemittelsystem

Country Status (11)

Country	Link
US (1)	US5567743A (de)
EP (1)	EP0658131B1 (de)
JP (1)	JP3096477B2 (de)
AT (1)	ATE146707T1 (de)
AU (1)	AU674879B2 (de)
BR (1)	BR9306994A (de)
CA (1)	CA2143743C (de)
DE (1)	DE69306958T2 (de)
ES (1)	ES2098773T3 (de)
GB (1)	GB9218596D0 (de)
WO (1)	WO1994005448A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9309615D0 (en) *	1993-05-11	1993-06-23	Borden France Sa	A method of improving the properties of reclaimed sand used for the production of foundry moulds and cores
GB9624340D0 (en)	1996-11-22	1997-01-08	Foseco Int	Sand reclamation
US5858549A (en) *	1997-01-07	1999-01-12	National Starch And Chemical Investment Holding Corporation	(Hydroxyalkyl)urea crosslinking agents
US5840822A (en) *	1997-09-02	1998-11-24	National Starch And Chemical Investment Holding Corporation	Mono(hydroxyalkyl)urea and oxazolidone crosslinking agents
GB9726392D0 (en) *	1997-12-12	1998-02-11	Perstop Limited	Improvements in or relating to a method of treatment of moulding sand
GB0410484D0 (en) *	2004-05-11	2004-06-16	Ashland Uk Ltd	Reclamation of ester-cured phenolic resin bonded foundry sands
EP2692460B1 (de)	2012-07-30	2015-02-25	Hüttenes-Albertus Chemische-Werke GmbH	Teilchenförmige Feuerfestmaterialzusammensetzungen zur Verwendung bei der Herstellung von Gussformen und -kernen, Verfahren zu ihrer Herstellung und entsprechende Verwendungen
JP6564837B2 (ja) *	2017-12-19	2019-08-21	山川産業株式会社	鋳型用粘結剤含有砂、その製造用の原料砂、鋳型及び原料砂の製造方法
EP3620244B1 (de)	2018-09-07	2021-06-30	HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung	Verfahren zur herstellung einer teilchenförmigen feuerfesten zusammensetzung zur verwendung bei der herstellung von giessereiformen und kernen, entsprechende verwendungen und rückgewinnungsmischung zur thermischen behandlung
US11648605B2 (en)	2021-05-10	2023-05-16	ASK Chemicals LLC	Halloysite tubes in ester-cured phenolic bonded foundry shapes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB191120204A (en) *	1911-09-12	1912-09-12	Poulson S Foundry Specialities	Improvements relating to the Treatment or Renovation of Foundry Sand.
DE2656672C2 (de) *	1976-12-15	1978-09-21	Daimler-Benz Ag, 7000 Stuttgart	Verfahren beim Regenerieren von Kernsand
US5211215A (en) *	1990-02-14	1993-05-18	Sommer Hermann W	Process for neutralizing regenerated sand
US5238976A (en) *	1990-06-15	1993-08-24	Borden, Inc.	Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin
US5376696A (en) *	1990-07-13	1994-12-27	Ashland Oil, Inc.	Foundry mixes based upon reclaimed sand

1992
- 1992-09-02 GB GB929218596A patent/GB9218596D0/en active Pending
1993
- 1993-08-23 ES ES93919467T patent/ES2098773T3/es not_active Expired - Lifetime
- 1993-08-23 AU AU49682/93A patent/AU674879B2/en not_active Ceased
- 1993-08-23 EP EP93919467A patent/EP0658131B1/de not_active Expired - Lifetime
- 1993-08-23 CA CA002143743A patent/CA2143743C/en not_active Expired - Fee Related
- 1993-08-23 WO PCT/GB1993/001792 patent/WO1994005448A1/en not_active Ceased
- 1993-08-23 US US08/392,980 patent/US5567743A/en not_active Expired - Fee Related
- 1993-08-23 BR BR9306994A patent/BR9306994A/pt not_active IP Right Cessation
- 1993-08-23 AT AT93919467T patent/ATE146707T1/de not_active IP Right Cessation
- 1993-08-23 DE DE69306958T patent/DE69306958T2/de not_active Expired - Fee Related
- 1993-08-23 JP JP06506954A patent/JP3096477B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
AU674879B2 (en)	1997-01-16
JP3096477B2 (ja)	2000-10-10
ES2098773T3 (es)	1997-05-01
DE69306958T2 (de)	1997-05-07
BR9306994A (pt)	1999-05-25
DE69306958D1 (de)	1997-02-06
CA2143743A1 (en)	1994-03-17
JPH08502929A (ja)	1996-04-02
GB9218596D0 (en)	1992-10-14
WO1994005448A1 (en)	1994-03-17
EP0658131B1 (de)	1996-12-27
AU4968293A (en)	1994-03-29
US5567743A (en)	1996-10-22
EP0658131A1 (de)	1995-06-21
CA2143743C (en)	2000-06-06

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Legal Events

Date	Code	Title	Description
1997-06-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties