Package of cement mixing material
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United States of America Patent
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-
Jul 6, 1993
Grant Date -
N/A
app pub date -
Nov 6, 1991
filing date -
Nov 7, 1990
priority date (Note) -
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status (Latency Note)
Importance
Abstract
Using a packaging material containing a fibrous substance such as pulp and a carboxyl-containing polymer a substance such as an acid type carboxymethyl cellulose, a cement mixing material such as a superplasticizer is packaged and the package is thrown into a cement formulation such as concrete, mortar or a cement paste in a truck agitator.
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