Selectively permeable membrane on hollow cord

Details Selectively permeable membrane on hollow cord Selectively permeable membrane on hollow cord

1974-05-10

1976-04-06

Spear, Jr., Frank A.

Liquid purification or separation

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Material

427426, B01D 3100

Patent

active

039487814

ABSTRACT:
A selectively-permeable tubular element is provided which comprises an essentially tubular sheath of uniform textile material, the whole of which has been heated to a uniform temperature such that the sheath can subsequently be bent in an arc of radius of curvature not exceeding about 10 cm while retaining substantially circular cross-section, with a selectively permeable membrane applied to the sheath.

REFERENCES:
patent: 2864506 (1958-12-01), Hiskey
patent: 3784470 (1974-01-01), Richardson et al.
patent: 3834546 (1974-09-01), Brun et al.

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