METHOD WHICH TURNS CONSTRUCTION WASTES INTO BUILDING MATERIALS
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United States of America Patent
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Issued Date -
Jul 2, 2009
app pub date -
Dec 29, 2007
filing date -
Dec 27, 2007
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Abandoned
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Abstract
This invention relates to a method which turns construction wastes into building materials said method separating construction wastes into heavy materials, light materials and mineral materials by sorting, magnetic separating, primarily crushing and separating by gravity, said mineral materials to be used as raw materials of building material, said building materials comprising fibrous material of 5-10 portions, said mineral material of 40-60 portions, low-water cement of 20-30 portions and other materials of 0-30 portions. This method makes good use of mineral materials, the main part of construction waste to save material resource and to reduce final discharge amount of construction waste.
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