Chemistry of inorganic compounds – Carbon or compound thereof – Oxygen containing
Reexamination Certificate
2008-04-22
2008-04-22
Langel, Wayne A. (Department: 1793)
Chemistry of inorganic compounds
Carbon or compound thereof
Oxygen containing
C106S464000
Reexamination Certificate
active
10872903
ABSTRACT:
A method for forming calcium carbonate is provided, the method comprising the steps of: (a) milling calcium hydroxide; (b) providing a reactor vessel containing a slurry of the milled calcium hydroxide; and (c) carbonating the slurry of the milled calcium hydroxide by introducing carbon dioxide into the reactor vessel to form basic calcium carbonate by a precipitation reaction, wherein the initial reaction temperature is from about 8° C. to about 15° C.
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Hart Michael Robert
Liu Sung-Tsuen
Fiorito James
Goodrich David Mitchell
J. M. Huber Corporation
Langel Wayne A.
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