CA986681A - Foundry mould and core gaseous diffusion hardening method and apparatus - Google Patents
Foundry mould and core gaseous diffusion hardening method and apparatusInfo
- Publication number
- CA986681A CA986681A CA153,188A CA153188A CA986681A CA 986681 A CA986681 A CA 986681A CA 153188 A CA153188 A CA 153188A CA 986681 A CA986681 A CA 986681A
- Authority
- CA
- Canada
- Prior art keywords
- hardening method
- gaseous diffusion
- diffusion hardening
- foundry mould
- core
- 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
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)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Mold Materials And Core Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7135745A FR2155781A1 (en) | 1971-10-05 | 1971-10-05 | Hardening foundry elements - esp resin and sand moulds using a gaseous mixture of dimethylethylamine and carbon dioxide |
| FR7233021A FR2199484A2 (en) | 1972-09-18 | 1972-09-18 | Hardening foundry elements - esp resin and sand moulds using a gaseous mixture of dimethylethylamine and carbon dioxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA986681A true CA986681A (en) | 1976-04-06 |
Family
ID=26216648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA153,188A Expired CA986681A (en) | 1971-10-05 | 1972-10-04 | Foundry mould and core gaseous diffusion hardening method and apparatus |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5123370B2 (en) |
| BE (1) | BE789257A (en) |
| CA (1) | CA986681A (en) |
| CH (1) | CH562067A5 (en) |
| DE (1) | DE2248795B2 (en) |
| DK (1) | DK131613C (en) |
| ES (2) | ES407512A1 (en) |
| IT (1) | IT975164B (en) |
| NL (1) | NL7213419A (en) |
| NO (1) | NO138359C (en) |
| SE (1) | SE397169B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105725A (en) * | 1972-11-21 | 1978-08-08 | Liquid Carbonic Canada Ltd. | Saturated liquid/vapor generating and dispensing |
| FR2419779A1 (en) * | 1978-03-14 | 1979-10-12 | Gerard Richard | PROCESS FOR CURING A COMPOSITION INTENDED IN PARTICULAR FOR THE MANUFACTURING OF MOLDS AND FOUNDRY CORES, AND APPARATUS FOR IMPLEMENTING THE SAID PROCESS |
| DE3340762C2 (en) * | 1983-11-10 | 1986-10-02 | Horst Werner Dipl.-Ing. 7707 Engen Michel | Method and device for hardening cores and / or molds produced from sand using a binding agent, which are used for casting moldings from metallic or non-metallic molten starting materials |
| DE3608112A1 (en) * | 1986-03-12 | 1987-09-17 | Artur Unterderweide | Method and apparatus for the production of a gaseous conditioning agent |
-
0
- BE BE789257D patent/BE789257A/en not_active IP Right Cessation
-
1972
- 1972-10-02 SE SE1269772A patent/SE397169B/en unknown
- 1972-10-02 CH CH1435572A patent/CH562067A5/xx not_active IP Right Cessation
- 1972-10-04 IT IT7012772A patent/IT975164B/en active
- 1972-10-04 NO NO354172A patent/NO138359C/en unknown
- 1972-10-04 NL NL7213419A patent/NL7213419A/xx not_active Application Discontinuation
- 1972-10-04 JP JP9973172A patent/JPS5123370B2/ja not_active Expired
- 1972-10-04 DK DK490872A patent/DK131613C/en not_active IP Right Cessation
- 1972-10-04 CA CA153,188A patent/CA986681A/en not_active Expired
- 1972-10-05 ES ES407512A patent/ES407512A1/en not_active Expired
- 1972-10-05 ES ES407513A patent/ES407513A1/en not_active Expired
- 1972-10-05 DE DE19722248795 patent/DE2248795B2/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CH562067A5 (en) | 1975-05-30 |
| ES407512A1 (en) | 1975-11-01 |
| NO138359B (en) | 1978-05-16 |
| DE2248795A1 (en) | 1973-04-19 |
| NL7213419A (en) | 1973-04-09 |
| DK131613C (en) | 1976-01-12 |
| JPS5123370B2 (en) | 1976-07-16 |
| JPS4845425A (en) | 1973-06-29 |
| BE789257A (en) | 1973-01-15 |
| ES407513A1 (en) | 1975-10-16 |
| NO138359C (en) | 1978-08-23 |
| DE2248795B2 (en) | 1976-08-12 |
| IT975164B (en) | 1974-07-20 |
| SE397169B (en) | 1977-10-24 |
| DK131613B (en) | 1975-08-11 |
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