Portable wastewater flow meter

Patent · Tue Feb 02 00:00:00 EST 1999

OSTI ID:1176696

Hunter, Robert M.

A portable wastewater flow meter particularly adapted for temporary use at a single location in measuring the rate of liquid flow in a circular entrance conduit of a sewer manhole both under free flow and submerged, open channel conditions and under fill pipe, surcharged conditions, comprising an apparatus having a cylindrical external surface and an inner surface that constricts the flow through the apparatus in such a manner that a relationship exists between (1) the difference between the static pressure head of liquid flowing through the entrance of the apparatus and the static pressure head of liquid flowing through the constriction, and (2) the rate of liquid flow through the apparatus.

• Research Organization: Yellowstone Environmental Science, Bozeman, MT (United States)
• Sponsoring Organization: USDOE
• Assignee: Hunter, Robert M, Bozeman, MT (United States)
• Patent Number(s): RE36069
• Application Number: 07/828,528; 4,896,542
• OSTI ID: 1176696
• Resource Relation: Patent File Date: 1992 Jan 29
• Country of Publication: United States
• Language: English

Related Subjects

47 OTHER INSTRUMENTATION
42 ENGINEERING