Permeation separation apparatus
Abstract
Abstract PERMEATION SEPARATION APPARATUS INCORPORATION SELECTIVELY PERMEABLE CAPALLIARIES POSITIONED BY POLYMERIC CAST WALL MEMBER(S) OR CAPILLARY-SHEET(S), SAID CAPILLARIES BEING OPEN AT THE WALL MEMBER(S) OR CAPILLARY SHEET(S), FOR USE IN SEPARATORY PROCEDURES WHEREIN A PRESSURE DIFFERENTIAL IS APPLIED ACROSS THE CAPILLLARY SHEETS, SUCH AS IN REVERSE OSMOSIS. DIMENSIONAL AND RELATIVE POSITIONAL CHANGES AS ARE INVOLVED IN CREEP AND PLASTIC DEFROMATION OF THE CAPILLARY SHEETS AND AS ARE OCASSIONED AFTER EXTENDED PERIODS OF USE ARE AVOIDED BY THE IMPROVED FEATURE OF AN INERT POROUS, NON-COMPRESSIBLE MATERIAL, SUCH AS EPOXY RESIN BONDED SAND, BEING PROVIDED ADJACENT TO THE LOWER PRESSURE FACE OF A CAPILLARY SHEET IN A MANNER TO TRANSMIT THE PRESSURE DIFFERNETIAL TO THE APPARATUS.
Inventors
- 👤 James Francis Mcnamara
- 👤 Richard Ellis Turner
Bibliographic Details
Claims Analysis
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| 3.5 Years (Year 4) | 1975-11-14 | 1976-05-15 | 1976-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-14 | 1980-05-15 | 1980-11-14 | $3760.00 | Window Closed / Lapsed |
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