Process for the production of low cost refined metallurgiccal silicon from metallurgical grade silicon and products thereby obtained
IL56007A0Inactive Publication Date: 1979-01-31UNION CARBIDE CORP
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Patent Information
- Application Number
- IL56007
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1977-11-21
- Filing Date
- 1978-11-20
- Publication Date
- 1979-01-31
- Estimated Expiration
- Not applicable · inactive patent
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