Digging and backfill apparatus

A mobile digging and backfill system for removing and collecting material above a buried utility. The system comprises a mobile chassis, a collection tank mounted to the chassis, a water pump mounted to the chassis for delivering a pressurized liquid flow against the material for loosening the mater...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MAYBURY, JR. CHARLES ROBERT, GILMAN JOHN WILLIAM
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY DREDGING DYES FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES SOIL SHIFTING
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