Method and apparatus for testing ready-mixed concrete
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United States of America Patent
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Oct 7, 1986
Grant Date -
N/A
app pub date -
Mar 30, 1984
filing date -
Apr 20, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method and an apparatus for testing the quality of ready-mixed concrete. The present invention enables the water-to-cement ratio in ready-mixed concrete to be measured quickly and precisely through the measurement of the weight and underwater weight of mortar extracted from the ready-mixed concrete whose quality is to be examined.
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