Permeability separatory cell and apparatus and method of using the same

• US 3,342,729 A
• Filed: 12/09/1964
• Issued: 09/19/1967
• Est. Priority Date: 12/09/1964
• Status: Expired due to Term

• Current Assignee: Norman S. Strand
• Original Assignee: Norman S. Strand
• Inventors: Strand, Norman S.
• Application Number:
  US04/417,153
• Time in Patent Office: 1,014 Days
• US Class Current: 210/638
• CPC Class Codes: B01D 2317/02 Elements in series
• CPC Class Codes: B01D 2317/04 Elements in parallel
• CPC Class Codes: B01D 53/22 by diffusion manufacturing semi-permeable membranes B01D67/00; form, structure or properties of semi-permeable membranes B01D69/00; material for semi-permeable membranes B01D71/00
• CPC Class Codes: B01D 63/026 Wafer type modules or flat-surface type modules
• CPC Class Codes: B01D 63/043 with separate tube sheets
• CPC Class Codes: Y10S 159/27 Micropores
• CPC Class Codes: Y10S 435/814 Enzyme separation or purification

Claims

17. THE METHOD FOR THE SEPARATION OF A COMPONENT FROM A FLUID HAVING AT LEAST ONE OTHER COMPONENT THEREIN COMPRISING:

(A) FLOWING SAID FLUID ESSENTIALLY PERPENDICULAR TO THE PLANE OF A SEPARATORY MEMBRANE CONSISTING ESSENTIALLY OF A RELATIVELY FLAT, MESH MEMBRANE OF A PLURATLITY OF INDIVIDUAL, INTERLACED, CONTINUOUSLY HOLLOW, SELECTIVELY PERMEABLE, FINE, FILAMENTARY FIBERS HAVING TERMINAL OPENINGS, EACH OF SAID HOLLOW FIBERS HAVING A SUBSTANTIALLY HOLLOW BORE THERETHROUGH;

(B) COLLECTING THAT PORTION OF COMPONENT OF SAID FLUID WHICH PERMEATES THE WALL OF SAID HOLLOW FIBERS AND CONDUCTING IT AWAY FROM SAID MESH MEMBRANE THROUGH THE INTERIOR OF SAID FIBERS IN A DIRECTION ESSENTIALLY PARALLEL TO THE PLANE OF SAID MESH MEMBRANE;

AND (C) FLOWING THE NON-PERMEATED PORTION OF ASID FLUID AWAY FROM SAID MESH MEMBRANE.