Erik T. Hartzell

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Alvsjo, SE

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Patents Grantslast 30 patents

Information Patent Grant
Cemented carbide body with a binder phase gradient and method of ma...
- Patent number 4,820,482
- Issue date Apr 11, 1989
- Santrade Limited
- Udo K. R. Fischer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cemented carbide tool
- Patent number 4,764,255
- Issue date Aug 16, 1988
- Sandvik AB
- Udo K. R. Fischer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cemented carbide body used preferably for rock drilling and mineral...
- Patent number 4,743,515
- Issue date May 10, 1988
- Santrade Limited
- Udo K. R. Fischer
- B22 - CASTING POWDER METALLURGY