Method for cleaning certain estuaries, harbors, and lakes

Details Method for cleaning certain estuaries, harbors, and lakes Method for cleaning certain estuaries, harbors, and lakes

1989-01-30

1990-02-20

Spear, Frank

Liquid purification or separation

Processes

Including geographic feature

175 57, 210800, 405 52, 405 74, E02B 802

Patent

active

049024302

ABSTRACT:
An arrangement for removing toxic sedimentary material (101) from a large dy of water (102) by forming a large number of core holes (100) in at least the sediment layer (101); inserting sediment trap receptacles (200) in the core holes (100); allowing the sediment trap receptacle (200) to fill up with toxic sediment (101); and then withdrawing, emptying and reinserting the trap receptacles (200) within the core holes (100) to effect the removal of the toxic sediment (101) from the body of water (102).

REFERENCES:
patent: 552877 (1896-01-01), Ipson
patent: 1388040 (1921-08-01), Hood
patent: 1995238 (1935-03-01), Bisher
patent: 2126576 (1938-08-01), Ranney
patent: 2436630 (1948-02-01), Clegg
patent: 2798639 (1957-07-01), Urban
patent: 3799349 (1974-03-01), Stewart
patent: 3998061 (1976-12-01), Rederon et al.
patent: 4386473 (1983-06-01), Amann et al.
patent: 4614458 (1986-09-01), Austin
patent: 4815894 (1989-03-01), Copson

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