GB1259850A - Improvements in or relating to self-hardening materials - Google Patents
Improvements in or relating to self-hardening materialsInfo
- Publication number
- GB1259850A GB1259850A GB2035669A GB2035669A GB1259850A GB 1259850 A GB1259850 A GB 1259850A GB 2035669 A GB2035669 A GB 2035669A GB 2035669 A GB2035669 A GB 2035669A GB 1259850 A GB1259850 A GB 1259850A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sand
- relating
- self
- accelerator
- hardening materials
- 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
- 239000004576 sand Substances 0.000 abstract 4
- 238000000465 moulding Methods 0.000 abstract 2
- 239000004088 foaming agent Substances 0.000 abstract 1
- 229910052602 gypsum Inorganic materials 0.000 abstract 1
- 239000010440 gypsum Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 235000019353 potassium silicate Nutrition 0.000 abstract 1
- 239000002893 slag Substances 0.000 abstract 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- B22C1/18—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 of inorganic agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
1,259,850. Foundry moulding composition. INSTYTUT ODLEWNICTWA. 21 April, 1969 [22 April, 1968], No. 20356/69. Heading C3N. A foundry moulding sand comprises siliceous sand, water glass and an accelerator comprising estrich gypsum, which is present in a quantity of 0À2-2À5 parts by weight per 100 parts by weight of siliceous sand. The accelerator may also contain chromalite slag and the sand may also contain a foaming agent.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL12656268 | 1968-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1259850A true GB1259850A (en) | 1972-01-12 |
Family
ID=19949974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2035669A Expired GB1259850A (en) | 1968-04-22 | 1969-04-21 | Improvements in or relating to self-hardening materials |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE731811A (en) |
| DE (1) | DE1920431A1 (en) |
| ES (1) | ES366297A1 (en) |
| FI (1) | FI50069C (en) |
| FR (1) | FR2006671A1 (en) |
| GB (1) | GB1259850A (en) |
-
1969
- 1969-04-21 GB GB2035669A patent/GB1259850A/en not_active Expired
- 1969-04-21 ES ES366297A patent/ES366297A1/en not_active Expired
- 1969-04-21 FR FR6912449A patent/FR2006671A1/fr not_active Withdrawn
- 1969-04-21 BE BE731811D patent/BE731811A/xx unknown
- 1969-04-22 FI FI118469A patent/FI50069C/en active
- 1969-04-22 DE DE19691920431 patent/DE1920431A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FI50069C (en) | 1975-12-10 |
| FR2006671A1 (en) | 1970-01-02 |
| BE731811A (en) | 1969-10-01 |
| ES366297A1 (en) | 1971-02-16 |
| DE1920431A1 (en) | 1970-02-26 |
| FI50069B (en) | 1975-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |