Patent ID: 6294039
Filing Date: 2001-09-25
Classification: B01D,C02F,Y02W,Y10S

Abstract:
A header in which a multiplicity of hollow fiber membranes or ""fibers"" is potted, said header comprising,a molded body of arbitrary shape striated in a fixing lamina in an upper portion and a fugitive lamina in a lower portion, said fugitive lamina formed from a fugitive powdery material and said fixing lamina formed from a fixing liquid integrally with a permeate collection pan;said fibers having terminal portions thereof potted in said fugitive lamina which as a packed bed plugs ends of said fibers, said ends having an essentially circular cross-section, said fugitive lamina maintaining said ends in closely spaced-apart substantially parallel relationship;said fugitive lamina having an aft face through which said ends protrude, and a fore face through which said fibers extend vertically;said fugitive lamina having said fixing lamina adhered thereto, said fixing lamina having a thickness sufficient to maintain said fibers in substantially the same spaced-apart relationship relative to one and another as the spaced-apart relationship in said lower portion.