EP0122029B1 - Sandgiessen und Regenerieren von Giessereisand - Google Patents
Sandgiessen und Regenerieren von Giessereisand Download PDFInfo
- Publication number
- EP0122029B1 EP0122029B1 EP19840301529 EP84301529A EP0122029B1 EP 0122029 B1 EP0122029 B1 EP 0122029B1 EP 19840301529 EP19840301529 EP 19840301529 EP 84301529 A EP84301529 A EP 84301529A EP 0122029 B1 EP0122029 B1 EP 0122029B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sand
- fluid bed
- bed section
- temperature range
- treatment temperature
- 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.)
- Expired
Links
Images
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
- B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
Definitions
- FIG. 3 there is illustrated the reclaiming apparatus 16 in which sand is reclaimed by being maintained in a treatment temperature range in the presence of a combustion supporting gas.
- the apparatus 10 comprises a series of connected fluid bed sections 51, 52 and 53 and a hopper 54 to which sand to be reclaimed is fed.
Claims (14)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB838306492A GB8306492D0 (en) | 1983-03-09 | 1983-03-09 | Casting metal and reclaiming foundry sand |
GB8306492 | 1983-03-09 | ||
GB8307451 | 1983-03-17 | ||
GB838307451A GB8307451D0 (en) | 1983-03-09 | 1983-03-17 | Casting metal |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0122029A2 EP0122029A2 (de) | 1984-10-17 |
EP0122029A3 EP0122029A3 (en) | 1986-08-13 |
EP0122029B1 true EP0122029B1 (de) | 1988-07-27 |
Family
ID=26285455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19840301529 Expired EP0122029B1 (de) | 1983-03-09 | 1984-03-08 | Sandgiessen und Regenerieren von Giessereisand |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0122029B1 (de) |
DE (1) | DE3472906D1 (de) |
GB (1) | GB2137114B (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT392928B (de) * | 1989-05-02 | 1991-07-10 | Oberleitner Rupert Dipl Ing | Verfahren und einrichtung zur thermischen regenerierung kunstharzgebundener giessereisande |
US5332139A (en) * | 1990-06-08 | 1994-07-26 | Bgk Finishing Systems, Inc. | Fluidized bed apparatus and method using same |
EP0532589B1 (de) * | 1990-06-08 | 1994-10-26 | Bgk Finishing Systems, Inc. | Wirbelbettofen mit eingetauchten infrarotlampen |
US5189813A (en) * | 1991-02-22 | 1993-03-02 | Samuel Strapping Systems Ltd. | Fluidized bed and method of processing material |
JP2849213B2 (ja) † | 1992-08-13 | 1999-01-20 | コンソリデイティッド エンジニアリング カンパニー オブ ジョージア,インコーポレイテッド | 金属キャスティングの熱処理および炉内砂回収 |
WO1997030805A1 (en) * | 1996-02-23 | 1997-08-28 | Consolidated Engineering Company, Inc. | System and process for reclaiming sand |
DE29720478U1 (de) * | 1997-11-19 | 1998-01-02 | Eckhard Roleff Gmbh Stahlbau U | Vorrichtung zur Rückgewinnung von im Gießereiwesen verwendetem Formsand |
EP0979694B1 (de) * | 1998-08-11 | 2003-07-23 | Fata Aluminium Division of Fata Group S.p.A. | Einrichtung und Verfahren zum kontinuierlichen Regenerieren von Altsand |
US6336809B1 (en) | 1998-12-15 | 2002-01-08 | Consolidated Engineering Company, Inc. | Combination conduction/convection furnace |
US6217317B1 (en) | 1998-12-15 | 2001-04-17 | Consolidated Engineering Company, Inc. | Combination conduction/convection furnace |
US6622775B2 (en) | 2000-05-10 | 2003-09-23 | Consolidated Engineering Company, Inc. | Method and apparatus for assisting removal of sand moldings from castings |
GB2394684B (en) * | 2001-04-05 | 2004-11-03 | Clayton Thermal Processes Ltd | Reclamation treatment of bonded particulates |
US7438119B2 (en) | 2004-03-19 | 2008-10-21 | Consolidated Engineering Company, Inc. | System for heat treating castings and reclaiming sand |
US20060103059A1 (en) | 2004-10-29 | 2006-05-18 | Crafton Scott P | High pressure heat treatment system |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB727286A (en) * | 1952-01-23 | 1955-03-30 | Aluminium Lab Ltd | Zoning device for horizontal fluo-solid beds |
US3212144A (en) * | 1962-06-22 | 1965-10-19 | Frank R Capps | Sand molds for metal casting and methods therefor |
GB1012575A (en) * | 1963-05-25 | 1965-12-08 | British Cast Iron Res Ass | Improvements in the conditioning of granular or pulverulent materials |
US3480265A (en) * | 1968-01-04 | 1969-11-25 | Vagn Deve | Shell sand treating apparatus and method |
GB1293187A (en) * | 1969-11-24 | 1972-10-18 | Upper Canada Mfg Ltd | Improvements relating to the treatment of granular material |
US3685165A (en) * | 1970-10-12 | 1972-08-22 | Combustion Eng | Thermal sand reclamation unit |
PL87921B1 (de) * | 1974-03-04 | 1976-07-31 | Przedsiebiorstwo Projektowaniapo | |
GB1532244A (en) * | 1976-09-29 | 1978-11-15 | Marwin Ltd | Heat exchange units |
US4508277A (en) * | 1980-09-08 | 1985-04-02 | Andrews Robert S L | Apparatus for reclaiming foundry sand |
GB2091148A (en) * | 1980-12-16 | 1982-07-28 | Cosworth Research Dev Ltd | Method of and apparatus for treating granular material |
IT1155658B (it) * | 1982-03-23 | 1987-01-28 | Fata Ind Spa | Sistema e metodo per il recupero delle sabbie contenute in forme ed anime di fonderia mediante calcinazione in un forno a letto fluidizzato |
-
1984
- 1984-03-08 EP EP19840301529 patent/EP0122029B1/de not_active Expired
- 1984-03-08 DE DE8484301529T patent/DE3472906D1/de not_active Expired
- 1984-03-08 GB GB08406118A patent/GB2137114B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB8406118D0 (en) | 1984-04-11 |
GB2137114B (en) | 1986-12-17 |
EP0122029A3 (en) | 1986-08-13 |
GB2137114A (en) | 1984-10-03 |
DE3472906D1 (en) | 1988-09-01 |
EP0122029A2 (de) | 1984-10-17 |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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