NL193685C - Werkwijze voor het regenereren van oud gieterijzand met gehalten aan zwak magnetische stoffen. - Google Patents
Werkwijze voor het regenereren van oud gieterijzand met gehalten aan zwak magnetische stoffen. Download PDFInfo
- Publication number
- NL193685C NL193685C NL9402083A NL9402083A NL193685C NL 193685 C NL193685 C NL 193685C NL 9402083 A NL9402083 A NL 9402083A NL 9402083 A NL9402083 A NL 9402083A NL 193685 C NL193685 C NL 193685C
- Authority
- NL
- Netherlands
- Prior art keywords
- sand
- old
- regenerate
- magnetic
- old sand
- Prior art date
Links
- 239000004576 sand Substances 0.000 title claims description 37
- 230000005291 magnetic effect Effects 0.000 title claims description 19
- 238000000034 method Methods 0.000 title claims description 14
- 230000001172 regenerating effect Effects 0.000 title claims description 4
- 239000000126 substance Substances 0.000 title claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 33
- 239000000440 bentonite Substances 0.000 claims description 8
- 229910000278 bentonite Inorganic materials 0.000 claims description 8
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 8
- 239000003110 molding sand Substances 0.000 claims description 8
- 230000008929 regeneration Effects 0.000 claims description 7
- 238000011069 regeneration method Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000007885 magnetic separation Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 238000005422 blasting Methods 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000004927 clay Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 claims 1
- 235000012216 bentonite Nutrition 0.000 description 7
- 239000000203 mixture Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
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
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
- B03C1/14—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with non-movable magnets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S241/00—Solid material comminution or disintegration
- Y10S241/10—Foundry sand treatment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Mold Materials And Core Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH03690/93A CH689202A5 (de) | 1993-12-10 | 1993-12-10 | Verfahren zum Regenerieren von Giesserei-Altsand mit Anteilen von schwach magnetischen Stoffen. |
| CH369093 | 1993-12-10 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL9402083A NL9402083A (nl) | 1995-07-03 |
| NL193685B NL193685B (nl) | 2000-03-01 |
| NL193685C true NL193685C (nl) | 2000-07-04 |
Family
ID=4261429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL9402083A NL193685C (nl) | 1993-12-10 | 1994-12-09 | Werkwijze voor het regenereren van oud gieterijzand met gehalten aan zwak magnetische stoffen. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5526937A (de) |
| BR (1) | BR9404908A (de) |
| CH (1) | CH689202A5 (de) |
| DE (1) | DE4442974C2 (de) |
| FR (1) | FR2713523B1 (de) |
| NL (1) | NL193685C (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH688543A5 (de) * | 1992-10-28 | 1997-11-14 | Fischer Georg Giessereianlagen | Verfahren zum Regenerieren von magnetische Anteile aufweisendem Giesserei-Altsand. |
| EP1222978A3 (de) * | 2001-01-15 | 2007-10-17 | Sintokogio, Ltd. | Verfahren zur Herstellung von mit Bentonit beschichtetem Sand, nach diesem Verfahren hergestellter Sand und Verfahren zur Wiederverwendung von Formsand mit Hilfe dieses beschichteten Sandes |
| FR2938459B1 (fr) | 2008-11-14 | 2012-11-23 | Fr D Etudes Minieres Sofremines Soc | Procede et installation de recyclage des sables a vert uses de fonderie |
| DE102010030451A1 (de) * | 2010-06-23 | 2011-12-29 | Hüttenes-Albertus Chemische Werke GmbH | Oberflächenversiegelte Schamotte als Formgrundstoff zur Herstellung von Gießformen |
| JP2014024097A (ja) * | 2012-07-27 | 2014-02-06 | Asahi Tec Corp | 鋳物砂の再生方法 |
| TW202435990A (zh) * | 2022-12-06 | 2024-09-16 | 德商哈登斯 雅伯特斯化學威基有限公司 | 在包括兩個或更多週期的模製材料循環中導引模製材料之方法 |
| JP2026500191A (ja) * | 2022-12-06 | 2026-01-06 | ヒュッテネス－アルベルトゥス ヒェーミッシェ ヴェルケ ゲゼルシャフト ミット ベシュレンクテル ハフツング | ２サイクル以上の成形サイクルを含み、スメクタイト含有粘土を含む成形材料の成形サイクル中の炭素系排出及び／又は炭素系鋳造欠陥を低減する方法 |
| WO2024121197A1 (de) * | 2022-12-06 | 2024-06-13 | HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung | Verfahren zum führen eines formstoffs in einem zwei oder mehr zyklen umfassenden formstoffkreislauf |
| WO2024121198A1 (de) * | 2022-12-06 | 2024-06-13 | HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung | Verfahren zum führen eines formstoffs in einem zwei oder mehr zyklen umfassenden formstoffkreislauf |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE238341C (de) * | ||||
| US3312403A (en) * | 1964-12-31 | 1967-04-04 | Zifferer Lothar Robert | Machine and process for reclaiming foundry sand |
| US3764078A (en) * | 1970-12-01 | 1973-10-09 | Applic Prod Ind | Apparatus for regenerating foundry sand |
| JPS5686646A (en) * | 1979-12-18 | 1981-07-14 | Tomio Ino | Refining method of molding sand |
| DE3103030C2 (de) * | 1981-01-30 | 1984-05-03 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren zur Gewinnung von Gießereisand aus gebrauchtem Gießereisand |
| DE3400648A1 (de) * | 1984-01-11 | 1985-07-18 | Delta Engineering Beratung und Vermittlung Gesellschaft mbH, Irdning | Vorrichtung und verfahren zur regeneration von giesserei-schuttsand |
| FR2561554B1 (fr) * | 1984-03-21 | 1986-08-14 | Stephanois Rech Mec | Procede de traitement des sables de fonderie pour, notamment, recuperer la chromite, ainsi que l'installation et les moyens de mise en oeuvre du procede |
| DE3642916A1 (de) * | 1986-12-16 | 1988-06-30 | Kloeckner Humboldt Deutz Ag | Altsandregenerierung |
| BR9105097A (pt) * | 1990-03-20 | 1992-06-02 | Kuettner Gmbh & Co Kg Dr | Processo para a regeneracao de areia usada de fundicao |
-
1993
- 1993-12-10 CH CH03690/93A patent/CH689202A5/de not_active IP Right Cessation
-
1994
- 1994-11-30 US US08/347,518 patent/US5526937A/en not_active Expired - Fee Related
- 1994-12-02 DE DE4442974A patent/DE4442974C2/de not_active Expired - Fee Related
- 1994-12-09 FR FR9414857A patent/FR2713523B1/fr not_active Expired - Fee Related
- 1994-12-09 NL NL9402083A patent/NL193685C/nl not_active IP Right Cessation
- 1994-12-09 BR BR9404908A patent/BR9404908A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BR9404908A (pt) | 1995-08-08 |
| DE4442974C2 (de) | 1996-04-18 |
| CH689202A5 (de) | 1998-12-15 |
| FR2713523A1 (fr) | 1995-06-16 |
| NL193685B (nl) | 2000-03-01 |
| US5526937A (en) | 1996-06-18 |
| FR2713523B1 (fr) | 1998-11-06 |
| DE4442974A1 (de) | 1995-06-14 |
| NL9402083A (nl) | 1995-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1A | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| V1 | Lapsed because of non-payment of the annual fee |
Effective date: 20030701 |