Dredging vessel

Details Dredging vessel Dredging vessel

1978-06-05

1980-06-03

Hart, Charles N.

Liquid purification or separation

Gravitational separator

Mechanical constituent mover

414143, 114183R, B01D 4300

Patent

active

042060575

ABSTRACT:
When loading a loading space 2 of a dredging vessel 1 with sand the head er 5 is removed from the loading space 2 by means of more than one siphon 12 and is conducted away into the water stream 26 moving around the vessel 1. This head water can be polluted with much sludge or another pollutant.
In order to reduce pollution of the environment with the aid of effluent means which are not very expensive and which can be easily adjusted, said effluent means comprises in accordance with the invention a tubular sheath 24, inside which is telescopically arranged a level-adjustable common outlet conduit 21 which can be withdrawn into said tubular sheath and be brought out thereof to a considerable distance below the vessel 1 respectively, and which is connected with coupled conduits 16, 19, 18 of more than one siphon 12.

REFERENCES:
patent: 934593 (1909-09-01), Carlesimo
patent: 3698573 (1972-10-01), Wolters et al.

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