Solid material comminution or disintegration – Apparatus – With separation or classification of material
Patent
1997-11-19
1999-03-23
Rosenbaum, Mark
Solid material comminution or disintegration
Apparatus
With separation or classification of material
241 791, 2411522, 241228, B02C 1912
Patent
active
058848568
ABSTRACT:
A method and system for reclaiming aggregate from concrete waste material includes crushing step and means of compression-crushing lumps of concrete waste material into a crushed mixture, and sorting the crushed mixture by size thereof, grinding step and means of rotating the crushed mixture sorted to grind it with a grinding member which rotates in an opposite direction to the rotating direction of the crushed mixture sorted, thereby peeling mortar from gravel, crushed stones and sand of the crushed mixture to obtain a mixture of gravel, crushed stones, sand, cement and mortar, and product separating step and means of separating the mixture of gravel, crushed stones, sand, cement and mortar into gravel and crushed stones, sand, cement and mortar.
REFERENCES:
patent: 1997031 (1935-04-01), Allswede
W. Beenken, "Mineral Processing Technology: The Key to Recycling", Aufbereitungs-Technik, Dec. 1992, No. 12, pp. 665-672.
"Stitching Centrum voor Regelgeving en Onderzoek in de Grond-, Water-e Wgenbouw en de Verkeerstechniek", Resten Zijn Geen Afval (Meer), Oct. 1988 .
Kawasaki Jukogyo Kabushiki Kaisha
Kyoboshi Co., Ltd.
Rasa Industries Ltd.
Rosenbaum Mark
Shinwa Plant Kikou Co., Ltd.
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