- 专利标题: Process for preparing olivine sand cores and molds
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申请号: US457322申请日: 1982-01-11
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公开(公告)号: US4396725A公开(公告)日: 1983-08-02
- 发明人: Charles E. Seeney , John F. Kraemer , Janis Ingerigtsen
- 申请人: Charles E. Seeney , John F. Kraemer , Janis Ingerigtsen
- 申请人地址: IN Terre Haute
- 专利权人: International Minerals & Chemical Corp.
- 当前专利权人: International Minerals & Chemical Corp.
- 当前专利权人地址: IN Terre Haute
- 主分类号: B22C1/18
- IPC分类号: B22C1/18 ; C01B25/16 ; C04B12/02 ; C04B17/06
摘要:
An inorganic cement binder for a foundry aggregate comprising, in combination, potassium olivine phosphate and as a hardener therefor, water, aqueous sodium silicate, or aqueous phosphoric acid.
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