Water retriever

Details Water retriever Water retriever

1989-01-09

1989-09-26

Raevis, Robert R.

Measuring and testing

Sampler, sample handling, etc.

Capture device

G01N 112

Patent

active

048691186

ABSTRACT:
A water sample retriever for sampling water at a predetermined depth below the water surface comprising a covered container, a rigid longitudinal member for placing the container at said predetermined depth, and a vertical movable lift for removing the cover to admit water into the container for conveyance to the surface for testing.

REFERENCES:
patent: 38427 (1863-05-01), Tagliabue
patent: 1864472 (1932-06-01), Riebeling
patent: 2189238 (1940-02-01), Benjamin
patent: 2501895 (1950-03-01), Gayle
patent: 2598183 (1952-05-01), Long et al.
patent: 3118307 (1964-01-01), Pettersson
patent: 3459048 (1969-08-01), Bicknell
patent: 3675491 (1972-07-01), Guillet
patent: 3714830 (1973-02-01), Keir
patent: 3968696 (1976-07-01), Rosenblum
patent: 4760747 (1988-08-01), Fackler

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