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U.S. Department of Energy
Office of Scientific and Technical Information

Method of making a building material

Patent ·
OSTI ID:5592205
A building material consists essentially of an aqueous slurry of a dry residue obtained by treating a flue gas containing fly ash from a fossil fuel combustion chamber with a finely divided absorbent consisting at least primarily of calcium oxide, calcium hydroxide and calcium carbonate to permit reaction between the absorbent and sulfur dioxide in the flue gas, and dry separation of the reacted absorbent from the residual flue gas.
Assignee:
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft (Germany, Federal Republic of)
Patent Number(s):
US 4501618
OSTI ID:
5592205
Country of Publication:
United States
Language:
English