DEVICE FOR PREVENTING MARINE POLLUTION

PURPOSE:To make prevention of marine pollution at dredging easy by preparing a two-stage screen that is hung down, encircling an operating member for the dredging, from the underside of a ladder for lifting and lowering the operating member, and by making the screen capable of being contained to an...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TAKEISHI TOKIO, MORIMOTO TAIJIRO, MATSUGAKI MOTOHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	EQUIPMENT FOR SHIPPING FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING PERFORMING OPERATIONS RELATED EQUIPMENT SHIPS OR OTHER WATERBORNE VESSELS SOIL SHIFTING TRANSPORTING
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