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Hisamichi Nagahara Patents
Inventor:
Nagahara; Hisamichi
Address:
Chiba-ken, JP
No. of patents:
3
Patents:




Patent Number Title Of Patent Date Issued
5958152 Chromized heat-resistant alloy members and a process for the production thereof September 28, 1999
To provide heat-resistant alloy members that maintain the resistance to corrosion at high temperature of the chromized layer formed on Ni- or Co-base heat-resistant alloys and which yet are improved in various mechanical properties. The improved Ni- or Co-base heat-resistant alloy me
5882439 Chromized heat-resistant alloy members and a process for the production thereof March 16, 1999
To provide heat-resistant alloy members that maintain the resistance to corrosion at high temperature of the chromized layer formed on Ni- or Co-base heat-resistant alloys and which yet are improved in various mechanical properties. The improved Ni- or Co-base heat-resistant alloy me
5789077 Method of forming carbide-base composite coatings, the composite coatings formed by that method, August 4, 1998
Thermally sprayed coatings made from carbides of metals having greater carbon affinity than Cr in the presence of free carbon, or thermally sprayed coatings made from carbides of metals having smaller carbon affinity than Cr are heat treated in a chromium halide containing atmosphere


 
 
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