Axial flow scan testable filter system

Details Axial flow scan testable filter system Axial flow scan testable filter system

2007-04-10

2007-04-10

Williams, Hezron (Department: 2856)

Measuring and testing

With fluid pressure

Porosity or permeability

C073S863560, C073S040700

Reexamination Certificate

active

11225812

ABSTRACT:
A filter system having in-situ scan capabilities is provided. In one embodiment of the invention, the system includes a downstream probe which may be rotated to scan the field of a filter installed in the system. The probe may be utilized for leak detection, velocity measurements, efficiency testing and the like. In one embodiment, one or more probes are rotated downstream of the filter to scan the downstream face of the filter.

REFERENCES:
patent: RE27701 (1973-07-01), Allen, Jr. et al.
patent: 4197098 (1980-04-01), Stiehl et al.
patent: 4324568 (1982-04-01), Wilcox et al.
patent: 4494403 (1985-01-01), Bowers et al.
patent: 59-010831 (1984-01-01), None
patent: 59010831 (1984-01-01), None
International Search Report for PCT/US2005/032519.

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