Process for preparing sand cores and molds
Patent
·
OSTI ID:5815462
An improved process for preparing foundry cores and molds using a foundry aggregate and a binder therefor wherein the aggregate is mixed with an aqueous suspension of cereal flour and then with a core oil, the improvement comprising mixing the aggregate with phosphoric acid or sulfuric acid before mixing with the aqueous suspension of the cereal flour.
- Assignee:
- International Minerals and Chemical Corp.
- Patent Number(s):
- US 4484616
- OSTI ID:
- 5815462
- Country of Publication:
- United States
- Language:
- English
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