Calcium-silicon compound deoxident and producing technology thereof

Calcium-silicon compound deoxident and producing technology thereof

CN
  • CN 1,045,110 C
  • Filed: 07/29/1997
  • Issued: 09/15/1999
  • Est. Priority Date: 07/29/1997
  • Status: Active Grant
First Claim
Patent Images

1. The composite Si-Ca deoxidant consists of the following components in weight percentage:

  • 20-30% of silicon, 20-40% of calcium, less than 1% of carbon, 21-23% of calcium oxide, 17-19% of silicon dioxide, less than 2.6% of harmful impurities of aluminum, phosphorus and sulfur, and the balance of conventional inevitable impurities.

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