Hydraulic and earth engineering – Drainage or irrigation – Having regulation of flow through channel
Reexamination Certificate
2007-06-19
2007-06-19
Hruskoci, Peter A. (Department: 1724)
Hydraulic and earth engineering
Drainage or irrigation
Having regulation of flow through channel
C137S236100, C210S109000, C210S170080, C210S199000
Reexamination Certificate
active
11499144
ABSTRACT:
An adjustable outlet riser including a riser (54), a reducer (58) sealed to the riser (54), and an adjustable riser (56) having a tight but slidable fit with the reducer (58). A pond for treatment of aqueous solutions has a piping system dividing its interior into a plurality of cells, the piping system having separate headers for each cell, each header having an adjustable outlet riser in accordance with the invention.
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Busler Shaun L.
Danehy Timothy P.
Denholm, IV Clifford F.
Dunn Margaret Hensley
Hilton Gene T.
Hruskoci Peter A.
Klepac Glenn E.
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