Coating processes – Coating by vapor – gas – or smoke – Mixture of vapors or gases utilized
Patent
1997-10-14
1999-12-28
Meeks, Timothy
Coating processes
Coating by vapor, gas, or smoke
Mixture of vapors or gases utilized
4272554, 4272557, 148230, 148231, C23C 1634
Patent
active
060078715
ABSTRACT:
The object of the present invention is to provide a simple, inexpensive method of surface treatment capable of improving the strength and smoothness of fishing tackle parts made of alloy steel containing chrome. The method of surface treatment for a fishing tackle part made of alloy steel containing chrome according to the present invention is characterized in that the surface of the fishing tackle part made of alloy steel containing chrome is nitrided to form a diffused layer of chromium nitride from the surface of said part inwards, and then said surface is covered with a layer of titanium nitride. Further, another embodiment of the method of surface treatment for a fishing tackle part made of alloy steel containing chrome according to the present invention is characterized in that the surface of the fishing tackle part made of alloy steel containing chrome is covered with a layer of titanium nitride, and then the surface of said layer of titanium nitride is nitrided to form a diffused layer of chromium nitride from the surface of said part inwards.
REFERENCES:
patent: 4953321 (1990-09-01), Furuta
Chemical Abstract 124:122833, Min et al., Taehan Kumsok Hakhoechi, 33(8), pp. 1083-1090 (no month), 1995.
Horikoshi Yasuhiro
Shinagawa Hiroshi
Kiro World Company, Ltd.
Meeks Timothy
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