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Process for preparing desulfurizing and denitrating agents

  • US 4,629,721 A
  • Filed: 03/12/1986
  • Issued: 12/16/1986
  • Est. Priority Date: 03/13/1985
  • Status: Expired due to Term
First Claim
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1. A process for preparing a desulfurizing and denitrating agent, which comprises providing as first raw material(s) one or more materials capable of yielding calcium oxide and calcium sulfate, providing as second raw material(s) one or more materials capable of yielding silicon dioxide and aluminum oxide, mixing the first raw material(s) or a mixture of the first raw material(s) and either fractional or whole portion(s) of the second raw material(s) with water, and then subjecting the resultant aqueous mixture to wet-air aging at room temperature or to steam aging.

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