Rotating drum variable depth sampler

A sampling device for collecting depth-specific samples in silt, sludge and granular media has three chambers separated by a pair of iris valves. Rotation of the middle chamber closes the valves and isolates a sample in a middle chamber.

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Bibliographic Details
Main Authors Nance, Thomas A, Steeper, Timothy J
Format Patent
LanguageEnglish
Published 01.07.2008
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Abstract A sampling device for collecting depth-specific samples in silt, sludge and granular media has three chambers separated by a pair of iris valves. Rotation of the middle chamber closes the valves and isolates a sample in a middle chamber.
AbstractList A sampling device for collecting depth-specific samples in silt, sludge and granular media has three chambers separated by a pair of iris valves. Rotation of the middle chamber closes the valves and isolates a sample in a middle chamber.
Author Steeper, Timothy J
Nance, Thomas A
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References Mielke (3978932) 19760900
Stewart (4096749) 19780600
Hart (5474141) 19951200
Fry (2057142) 19361000
Beitel (4376392) 19830300
Tully (5494119) 19960200
Maxwell et al. (5831185) 19981100
Rosfelder (3383131) 19680500
Casey et al. (RE37066) 20010200
Herkness, II (4498547) 19850200
Bourgeois et al. (5492021) 19960200
Ricker (6098724) 20000800
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Snippet A sampling device for collecting depth-specific samples in silt, sludge and granular media has three chambers separated by a pair of iris valves. Rotation of...
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Title Rotating drum variable depth sampler
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