Rare-earth oxide thermal spray coated articles and powders...

Details Rare-earth oxide thermal spray coated articles and powders... Rare-earth oxide thermal spray coated articles and powders...

2005-02-08

2005-02-08

McNeil, Jennifer (Department: 1775)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S701000, C428S702000, C428S699000, C428S469000, C428S698000

Reexamination Certificate

active

06852433

ABSTRACT:
A rare-earth oxide thermal spray coated article comprising a substrate and a coating layer formed by thermally spraying a rare-earth oxide thermal spraying powder onto a surface of the substrate, said coating layer being of a gray or black color having, in the L*a*b* color space, an L* value of up to 50, an a value of −3.0 to +3.0, and a b* value of −3.0 to +3.0.

REFERENCES:
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patent: 6080232 (2000-06-01), Sperlich et al.
patent: 6582814 (2003-06-01), Swiler et al.
patent: 20020177001 (2002-11-01), Harada et al.
patent: 2001-164354 (2001-06-01), None
U.S. Appl. No. 10/101,612, filed Mar. 21, 2002, Takai et al.
U.S. Appl. No. 10/173,030, filed Jun. 18, 2002, Takai et al.
U.S. Appl. No. 10/173,031, filed Jun. 18, 2002, Takai et al.

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