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US 4,225,573 AGranted
Process for reductive calcining of magnesium sulfate
AssigneeIdemitsu Kosan Co., Ltd.
InventorSadami Kobayashi
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Abstract
A process for converting magnesium sulfate into magnesium oxide comprising calcining the magnesium sulfate in the presence of lignite coke or soot as a reducing agent.
Claims9
A process for converting magnesium sulfate into magnesium oxide which comprises calcining the magnesium sulfate in the presence of lignite coke or soot as a reducing agent at a temperature of from 750.degree. C. to 850.degree. C.
Dependencies are inferred from the claim text.