Hard coatings with multiphase microstructures

Details Hard coatings with multiphase microstructures Hard coatings with multiphase microstructures

1985-12-23

1987-12-22

Swisher, Nancy A. B.

Stock material or miscellaneous articles

Composite

Of inorganic material

428699, 428450, 428472, B24D 1100, B32B 1504, C04B 4132

Patent

active

047146605

ABSTRACT:
A coated cemented carbide product comprising a cemented carbide substrate and a dense chemical vapor deposited coating having a microstructure of at least two simultaneously co-deposited phases which form a composite layer. The microstructure of the composite layer has one phase dispersed either as discrete particulates or as oriented fibrous, rod-like or columnar particulates in the other phase.

REFERENCES:
patent: 4052530 (1977-10-01), Fonzi
patent: 4169913 (1979-10-01), Kobayashi et al.
patent: 4269899 (1981-05-01), Fuyama et al.
patent: 4357382 (1982-11-01), Lambert et al.
patent: 4389465 (1983-06-01), Nakai et al.
patent: 4406669 (1983-09-01), Sarin et al.
patent: 4441894 (1984-04-01), Sarin et al.
EP 0107571, 5/84, Teupin-Saunay.

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