Concrete with a low clinker content
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United States of America Patent
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-
Aug 21, 2012
Grant Date -
Nov 25, 2010
app pub date -
Sep 24, 2008
filing date -
Sep 25, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A process for the preparation of a wet concrete composition, including mixing Portland clinker in the form of grains having a Dv97 from 10 to 30 μm or having a Blaine specific surface greater than or equal to 5300 cm2/g; slag; calcium sulphate; complementary materials, having a Dv90 less than or equal to 200 μm; from 1500 to 2200 kg/m3 of aggregates; a plasticizer; optionally an accelerator and/or an air-entraining agent and/or a thickening agent and/or a retarder and/or a clay-inerting agent; with 140 to 220 l/m3 of effective water, the total quantity of clinker in the wet concrete being less than or equal to 200 kg/m3.
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Cited Art Landscape
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