Roughening tool for precast concrete laminated slab component

A roughening tool for a precast concrete laminated slab member belongs to building facilities and is characterized by comprising a full-length round steel pipe, a plurality of sections of sleeves aresleeved outside the full-length round steel pipe, and a steel plate is arranged between every two adj...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	QIN YANXIN, LI XIUFANG, GENG FEIFEI, ZHANG XINMING, LI NAN, LIU XUTING, WEN JIANBIN, ZHANG ZEHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	PERFORMING OPERATIONS SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER TRANSPORTING WORKING CEMENT, CLAY, OR STONE
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