Method for charging a fiber suspension, and arrangement for carrying out said method
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United States of America Patent
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Issued Date -
Jun 14, 2007
app pub date -
Aug 3, 2004
filing date -
Aug 5, 2003
priority date (Note) -
Abandoned
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Abstract
A method of loading a fibrous stock suspension containing chemical pulp fibers with calcium carbonate including the steps of: adding one of calcium oxide and calcium hydroxide in one of a liquid form and a dry form into the fibrous stock suspension; adding gaseous carbon dioxide into the fibrous stock suspension; precipitating of the calcium carbonate through said carbon dioxide; and refining of the fibrous stock suspension during said precipitating step.
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