METHOD OF BORING CONCRETE STRUCTURE MATTER

PURPOSE:To provide a method of boring a concrete structural matter which can shorten a boring operating time and moreover, even if a through hole is bored through a wall, cooling water does not flow out to the opposite side of the wall by passing through the through hole. CONSTITUTION:After a core d...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KUBOKURA KUNIAKI, SHIGETOMI NAGAMICHI
Format:	Patent
Sprache:	eng
Schlagworte:	PERFORMING OPERATIONS TRANSPORTING WORKING CEMENT, CLAY, OR STONE WORKING STONE OR STONE-LIKE MATERIALS
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