FR2448950A1 - Procede de confection des moules et noyaux de fonderie - Google Patents
Procede de confection des moules et noyaux de fonderieInfo
- Publication number
- FR2448950A1 FR2448950A1 FR8003449A FR8003449A FR2448950A1 FR 2448950 A1 FR2448950 A1 FR 2448950A1 FR 8003449 A FR8003449 A FR 8003449A FR 8003449 A FR8003449 A FR 8003449A FR 2448950 A1 FR2448950 A1 FR 2448950A1
- Authority
- FR
- France
- Prior art keywords
- cores
- making
- molds
- foundry molds
- making foundry
- 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.)
- Granted
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 2
- 239000002826 coolant Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
- B22C9/126—Hardening by freezing
Abstract
L'INVENTION CONCERNE LA CONFECTION DES MOULES ET NOYAUX DE FONDERIE. SELON L'INVENTION, APRES EXECUTION EN SABLE A FAIBLE RESISTANCE JUSQU'A 0,03 MPA, ON INTRODUIT DANS L'EMPREINTE DU MOULE UN AGENT REFROIDISSANT, AVANTAGEUSEMENT DE L'AZOTE LIQUIDE, EN UNE QUANTITE TELLE QUE L'ON NE DURCIT QU'UNE EPAISSEUR DEMANDEE DE LA COUCHE DE SABLE REPRODUISANT LA CONFIGURATION DE L'EMPREINTE DU MOULE. LA METHODE DE CONFECTION DES MOULES ET NOYAUX DE FONDERIE SELON L'INVENTION TROUVE SON APPLICATION AUSSI BIEN DANS LA FABRICATION EN SERIE QUE DANS CELLE PAR UNITES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL1979213514A PL124538B1 (en) | 1979-02-16 | 1979-02-16 | Method of making foundry moulds and cores |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448950A1 true FR2448950A1 (fr) | 1980-09-12 |
FR2448950B1 FR2448950B1 (fr) | 1983-04-29 |
Family
ID=19994612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8003449A Granted FR2448950A1 (fr) | 1979-02-16 | 1980-02-15 | Procede de confection des moules et noyaux de fonderie |
Country Status (5)
Country | Link |
---|---|
US (1) | US4326578A (fr) |
DE (1) | DE3005765A1 (fr) |
FR (1) | FR2448950A1 (fr) |
GB (1) | GB2043508A (fr) |
PL (1) | PL124538B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK151776C (da) * | 1980-06-23 | 1988-08-15 | Dansk Ind Syndikat | Fremgangsmaade til fremstilling af frosne stoebeforme eller kerner |
US4453586A (en) * | 1982-02-17 | 1984-06-12 | Dansk Industri Syndikat A/S | Method of producing frozen casting moulds |
DE3215554A1 (de) * | 1982-04-26 | 1983-10-27 | Sintokogio, Ltd., Nagoya, Aichi | Formherstellverfahren |
GB2160454B (en) * | 1984-06-20 | 1987-12-02 | Terence William Davis | Improvements in the manufacture of castings |
DE102008001941A1 (de) | 2008-02-22 | 2009-08-27 | Bühler Druckguss AG | Verfahren zur Herstellung von Kernen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3512571A (en) * | 1968-04-12 | 1970-05-19 | American Cast Iron Pipe Co | Cryogenic formation of refractory molds and other foundry articles |
SU369972A1 (ru) * | 1971-12-29 | 1973-02-15 | Способ замораживания песчаных фор/л | |
SU500873A1 (ru) * | 1972-12-27 | 1976-01-30 | Предприятие П/Я А-3470 | Опока дл изготовлени литейных замороженных форм |
JPS526850A (en) * | 1975-07-07 | 1977-01-19 | Kazuo Uema | Wave-power electric generator with a shaft |
NO142944L (fr) * | 1975-08-14 | 1900-01-01 | ||
GB1537743A (en) * | 1977-01-17 | 1979-01-04 | Booth & Co Ltd W H | Methods of casting and sand moulds therefor |
SU659276A1 (ru) * | 1977-01-24 | 1979-04-30 | Предприятие П/Я В-2532 | Способ сушки литейных керамических форм и стержней |
-
1979
- 1979-02-16 PL PL1979213514A patent/PL124538B1/pl unknown
-
1980
- 1980-02-15 DE DE19803005765 patent/DE3005765A1/de not_active Withdrawn
- 1980-02-15 FR FR8003449A patent/FR2448950A1/fr active Granted
- 1980-02-18 GB GB8005464A patent/GB2043508A/en not_active Withdrawn
- 1980-02-19 US US06/122,262 patent/US4326578A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2043508A (en) | 1980-10-08 |
US4326578A (en) | 1982-04-27 |
DE3005765A1 (de) | 1980-08-28 |
PL124538B1 (en) | 1983-01-31 |
PL213514A1 (fr) | 1980-09-22 |
FR2448950B1 (fr) | 1983-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |