Detection of oxidation of carbon-containing fibers or fiber...

Details Detection of oxidation of carbon-containing fibers or fiber... Detection of oxidation of carbon-containing fibers or fiber...

2007-12-18

2007-12-18

Warden, Jill (Department: 1743)

Chemistry: analytical and immunological testing

Measurement of electrical or magnetic property or thermal...

C438S017000, C438S018000, C257S048000, C324S1540PB

Reexamination Certificate

active

10624697

ABSTRACT:
The invention relates to the detection of oxidation of carbon-containing fibers or fiber bundles embedded in a nonconductive or semiconducting ceramic matrix in composites wherein use is made of the eddy current method.

REFERENCES:
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patent: EP 1 241 473 (2002-09-01), None
patent: 0 619 801 (1994-10-01), None
“Non Destructive Inspection for Carbon-Carbon With Adapted Coating for Oxidation”; Aerospatiale; P. Plotard et al; A-25, pp. 1-9; Apr. 1991.
“Non-Destructive Characterization of SiC coated Carbon-Carbon Composites by Multiple Techniques”; T. D. Nion, S. N. Hemstad, W. H. Pfeifer; 24th International Sampe Technical Conference; pp. T13-T27; 1992.

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