Liquid purification or separation – Casing divided by membrane into sections having inlet – Cylindrical membrane
Patent
1993-06-15
1994-07-12
Spear, Frank
Liquid purification or separation
Casing divided by membrane into sections having inlet
Cylindrical membrane
21032189, 21050023, B01D 6302
Patent
active
053286103
ABSTRACT:
A self-supported low pressure drop hollow fiber membrane panel includes a pair of layers of non-permeable material having opposite external and internal sides, and a multiplicity of hollow fibers of permeable material extending between and in generally transverse relationship to the layers of non-permeable material. Opposite end portions of the hollow fibers are encapsulated by the respective layers of non-permeable material and are open at the external sides thereof. Elongated portions of the hollow fibers have elongated internal bores providing flow communication between the open opposite end portions of the hollow fibers. The elongated portions of the hollow fibers extend between the internal sides of the respective layers of non-permeable material. The lengths of the elongated portions of the hollow fibers are substantially less than each of the length and width dimensions of the layers of non-permeable material. A contactor module for gas-gas, gas-liquid and liquid-liquid mass transfer systems employs the hollow fiber membrane panel.
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Karoor et al., "Gas Absorption Studies in Microporous Hollow Fiber Membrane Modules" Ind. Eng. Chem. Res., 32, 674-704 (1993).
Kreulen et al., "Microporous Hollow Fibre Membrane Modules As Gas Liquid Contractors" Part 1 and Part 2, J. Membre. Sci., 78, 197-216 (1993) IBID. 78, 217-238 (1993).
Flanagan John R.
Integrated Process Technologies
Spear Frank
LandOfFree
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