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Richard L. Adrian
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Dunlap, IL, US
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last 30 patents
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Patent Grant
Earthworking machine cutting element having carbide insert and meth...
Patent number
5,473,829
Issue date
Dec 12, 1995
Caterpillar Inc.
Richard L. Adrian
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method for forming wear surfaces and the resulting part
Patent number
5,427,186
Issue date
Jun 27, 1995
Caterpillar Inc.
Richard L. Adrian
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method for forming hard particle wear surfaces
Patent number
5,403,544
Issue date
Apr 4, 1995
Caterpillar Inc.
Richard L. Adrian
B22 - CASTING POWDER METALLURGY