Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Patent
1994-05-02
1995-10-10
Dawson, Robert A.
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
210496, 2104972, 2105101, 55523, B01D 3920
Patent
active
054568331
ABSTRACT:
There is provided a composite ceramic foam filter having an outer edge which is surrounded by a protective sleeve, with the outer edge of the filter being bonded to the inner surface of the sleeve. The composite is preferably made by forming a ceramic sleeve having an opening therein, and forming a ceramic foam filter of a size and shape to fit the opening in the sleeve; placing the filter into the sleeve opening thereby forming a composite; and drying and firing the composite thereby bonding the filter to the sleeve, resulting in a single piece. Alternatively, a dried foam filter could be placed into the opening of an unfired sleeve and the two pieces are then fired together.
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Butcher Kenneth R.
Mountain William L.
Struby Sara B.
Dawson Robert A.
Selee Corporation
Walker W. L.
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