Inorganic anisotropic hollow fibers

Patent 4175153 Issued on November 20, 1979. Estimated Expiration Date:

May 16, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

2900708

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Inventors

Application

No. 05/906502 filed on 05/16/1978

US Classes:

428/398, Tubular or cellular210/510.1, Porous unitary mass264/41, PORE FORMING IN SITU (E.G., FOAMING, ETC.)428/376, Discontinuous or tubular or cellular core428/379, Including metal or compound thereof (excluding glass, ceramic and asbestos)428/400, Surface characteristic428/401, Physical dimension429/40, Catalytic electrode structure or composition502/101, Making catalytic electrode, process only502/439, MISCELLANEOUS (E.G., CARRIER OR SUPPORT PER SE OR PROCESS OF MAKING, ETC.)502/527.16, Specified shape of support particle (e.g., hollow-carrier particle)502/527.17, Specified cross-section shape or area of elongated support particles (e.g., tape, with area of cross section stated)96/10, Hollow fiber or cylinder96/8Parallel hollow fibers or cylinders (e.g., bundled, etc.)

Examiners

Primary: Kendell, Lorraine T.

Attorney, Agent or Firm

Stanley; Howard C.

International Classes

B22D 11/00 (20060101)
B22F 3/00 (20060101)
C03B 37/022 (20060101)
C04B 20/00 (20060101)
D01F 9/08 (20060101)
D01F 9/10 (20060101)
H01M 10/36 (20060101)
H01M 4/86 (20060101)
H01M 8/00 (20060101)
B01D 53/22 (20060101)
B01D 71/00 (20060101)
B01D 71/02 (20060101)
B01J 35/00 (20060101)
B01J 35/06 (20060101)
C04B 35/622 (20060101)
C03B 37/075 (20060101)
C03B 37/02 (20060101)
D01D 5/24 (20060101)
D01D 5/00 (20060101)
H01M 10/39 (20060101)

Abstract

Essentially inorganic monolithic hollow fibers having a radially anisotropic internal void volume wall structure. Process for the production of such fibers. Apparatus and processes using such fibers.