METHOD OF MANUFACTURE OF PIECE BUILDING ARTICLES Russian patent published in 2002 - IPC

Abstract RU 2186750 C2

FIELD: manufacture of building materials; manufacture of wood and cement articles. SUBSTANCE: method includes manufacture of piece building articles on base of wood filler; proposed method includes mixing of wood filler with cement and mineralizer solution, molding, sealing and hardening. Molding and sealing processes are performed simultaneously at one stage under action of vertically-directed vibration and overload at constant magnitude of 0.1-0.5 kg/sq.cm; duration of action is 10-20 s, after which articles are freed from molds; hardening of articles thus obtained is effected in drying cabinet in flow of dry air at temperature of 40-50 C continued for 8-24 h; used as wood filler are chips fractured particles and sawdust. EFFECT: facilitated procedure of manufacture of articles; saving of power; low cost; reduced labor consumption. 2 tbl

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RU 2 186 750 C2

Authors

Neumolotov O.B.

Dates

2002-08-10Published

2000-09-04Filed