Process for reclaiming waste paper
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United States of America Patent
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Aug 10, 1982
Grant Date -
N/A
app pub date -
Oct 23, 1980
filing date -
Oct 23, 1979
priority date (Note) -
Expired
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Abstract
Process for reclaiming waste paper without deinking which involves pulping the waste paper in the presence of soft water and then adding to the pulp thus obtained a compound capable of liberating, in aqueous solution, ions with a positive charge equal to or greater than 2.
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