MAGNESIUM OXIDE WFGD:

A regenerable process utilizing magnesium oxide slurry to react with and forms magnesium sulfite / sulfate. The generated solids are calcined to produce SO2 gas and reusable magnesium oxide. The SO2 is subsequently processed to generate sulfuric acid.

Benefits:

• No sludge by-product
• Production of marketable by-product - sulfuric acid

Commercially Proven:

• 25+ years of commercial operation at Potomac Electric Power's Dickerson Unit 3
• 36+ years of commercial operation at Boston Edison's Mystic Unit 6