FR2245433A1 - Hardening sand/resin moulded foundry cores - by exposure to an amine enriched gas and then a current of air - Google Patents
Hardening sand/resin moulded foundry cores - by exposure to an amine enriched gas and then a current of airInfo
- Publication number
- FR2245433A1 FR2245433A1 FR7424299A FR7424299A FR2245433A1 FR 2245433 A1 FR2245433 A1 FR 2245433A1 FR 7424299 A FR7424299 A FR 7424299A FR 7424299 A FR7424299 A FR 7424299A FR 2245433 A1 FR2245433 A1 FR 2245433A1
- Authority
- FR
- France
- Prior art keywords
- exposure
- air
- current
- enriched gas
- resin moulded
- 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
- 150000001412 amines Chemical class 0.000 title abstract 2
- 239000011347 resin Substances 0.000 title 1
- 229920005989 resin Polymers 0.000 title 1
- 239000004576 sand Substances 0.000 title 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 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
- B22C9/123—Gas-hardening
-
- 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
- B22C1/162—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 use of a gaseous treating agent for hardening the binder
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mold Materials And Core Materials (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7424299A FR2245433A1 (en) | 1974-07-12 | 1974-07-12 | Hardening sand/resin moulded foundry cores - by exposure to an amine enriched gas and then a current of air |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7424299A FR2245433A1 (en) | 1974-07-12 | 1974-07-12 | Hardening sand/resin moulded foundry cores - by exposure to an amine enriched gas and then a current of air |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2245433A1 true FR2245433A1 (en) | 1975-04-25 |
FR2245433B1 FR2245433B1 (OSRAM) | 1978-03-24 |
Family
ID=9141209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7424299A Granted FR2245433A1 (en) | 1974-07-12 | 1974-07-12 | Hardening sand/resin moulded foundry cores - by exposure to an amine enriched gas and then a current of air |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2245433A1 (OSRAM) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2326253A1 (fr) * | 1975-10-02 | 1977-04-29 | Luber Werner | Procede et dispositif pour le durcissement des noyaux de fonderie |
FR2376696A1 (fr) * | 1977-01-07 | 1978-08-04 | Stone Wallwork Ltd | Perfectionnements a la production sous forme de vapeur ou de gaz d'un reactif ou d'un catalyseur pour un liant organique durcissable |
-
1974
- 1974-07-12 FR FR7424299A patent/FR2245433A1/fr active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2326253A1 (fr) * | 1975-10-02 | 1977-04-29 | Luber Werner | Procede et dispositif pour le durcissement des noyaux de fonderie |
FR2376696A1 (fr) * | 1977-01-07 | 1978-08-04 | Stone Wallwork Ltd | Perfectionnements a la production sous forme de vapeur ou de gaz d'un reactif ou d'un catalyseur pour un liant organique durcissable |
Also Published As
Publication number | Publication date |
---|---|
FR2245433B1 (OSRAM) | 1978-03-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
YU205775A (en) | Process for producing an improved molding resin | |
AT366396B (de) | Verfahren zur herstellung eines modifizierten phenol-formaldehyd-harzes in teilchenform | |
JPS5226563A (en) | Method of producing flexible hollow molds and mold core | |
FR2245433A1 (en) | Hardening sand/resin moulded foundry cores - by exposure to an amine enriched gas and then a current of air | |
ZA754403B (en) | Improvements relating to the manufacture of foundry moulds and cores | |
ZA756548B (en) | A method of inserting cores in a sand mould | |
IT1054177B (it) | Procedimento per l indurimento di corpi sagomati di fonderia | |
ZA754671B (en) | A hollow rigid core used in the casting or injection molding of a pneumatic tire | |
ATE69185T1 (de) | Verfahren zum aushaerten von formkoerpern, insbesondere von giessformen oder -kernen aus formsand. | |
GB1358241A (en) | Production of sand moulds | |
JPS51135821A (en) | Method of quickly hardening resin sand mold and core | |
JPS5311120A (en) | Method and apparatus to cure rapid curing type casting mould sand | |
SE7510825L (sv) | Forfarande for framstellning av gjutform | |
ES407512A1 (es) | Procedimiento para el endurecimiento de elementos de fundi-cion hechos de arena-resina. | |
JPS51142099A (en) | A method for manufacturing a polyamide molding material | |
GB1269203A (en) | Improvements in the production of cores for use in the production of metal castings | |
KR840002288A (ko) | 모의 자연석 제조용 형틀의 제조방법 | |
JPS5725246A (en) | Production of mold | |
JPS5376125A (en) | Preparation of resin coated sand for molding mold | |
JPS5797839A (en) | Production of mold and core | |
ES469437A1 (es) | Un procedimiento mejorado para la produccion de machos de fundicion | |
JPS5226977A (en) | Manufacturing ornaments | |
JPS525863A (en) | Method of injection molding thermoplastic resin and mold for the injection molding | |
JPS5278958A (en) | Method of making simple metal molds for molding synthetic resin | |
ES464920A1 (es) | Un metodo de fabricacion de un molde o medio de funderia |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |