METHOD FOR REMOVING A DEPRESSION IN A FLOOR

The method relates to lifting of a depression in a floor, especially in a concrete floor lying on the earth. A hole/holes are made in the floor, and polyurethane foam is injected between the concrete floor and the earth through these holes. The foam creates a pressure between the floor and the earth...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	HAKKINEN, VEIKKO
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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