Liquid purification or separation – Filter – Within flow line or flow line connected close casing
Reexamination Certificate
2005-11-22
2005-11-22
Smith, Duane (Department: 1724)
Liquid purification or separation
Filter
Within flow line or flow line connected close casing
C210S452000, C210S453000, C055S379000, C055S381000, C055S382000
Reexamination Certificate
active
06966444
ABSTRACT:
A filter element includes a bag ring which is snap fitted into the filter vessel sidewall and retains both the filter element and a filter basket in the desired location in the vessel until removed.
REFERENCES:
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patent: 4272263 (1981-06-01), Hancock
patent: 5137632 (1992-08-01), Morgan, Jr.
patent: 5376271 (1994-12-01), Morgan
patent: 5643451 (1997-07-01), Harris et al.
patent: 5840188 (1998-11-01), Kirsgalvis
patent: 5964909 (1999-10-01), Brunner
patent: 5989421 (1999-11-01), Davis
patent: 5996810 (1999-12-01), Bounnakhom et al.
patent: 6245130 (2001-06-01), Maybee
Pham Minh-Chau T.
Smith Duane
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