Microblower assisted barometric valve

Details Microblower assisted barometric valve Microblower assisted barometric valve

2005-12-06

2005-12-06

Kreck, John (Department: 3673)

Hydraulic and earth engineering

Soil remediation

In situ contaminant removal or stabilization

C405S129570, C454S900000

Reexamination Certificate

active

06971820

ABSTRACT:
A gas exchange apparatus is provided which provides for both passive fluid flow and blower associated fluid flow through a barometric valve. A battery powered blower is provided which allows for operation of the barometric valve during times when the barometric valve would otherwise be closed, and provides for enhanced volume of gas exchange.

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