Leif Westin

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Soderfors, SE

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Patents Grantslast 30 patents

Information Patent Grant
Martensitic chromium-nitrogen steel and its use
- Patent number 7,700,037
- Issue date Apr 20, 2010
- Erasteel Kloster Aktiebolag
- Leif Westin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Powder metallurgy manufactured high speed steel
- Patent number 6,818,040
- Issue date Nov 16, 2004
- Uddeholm Tooling Aktiebolag
- Odd Sandberg
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel, use of the steel, product made of the steel and method of pr...
- Patent number 6,547,846
- Issue date Apr 15, 2003
- Erasteel Kloster Aktiebolag
- Leif Westin
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel and a heat treated tool thereof manufactured by an integrated...
- Patent number 6,162,275
- Issue date Dec 19, 2000
- Erasteel Kloster Aktiebolag
- Karin Jonsson
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing high speed steel products metallurgically
- Patent number 4,585,619
- Issue date Apr 29, 1986
- Kloster Speedsteel Aktiebolag
- Leif Westin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Powder metallurgical method
- Patent number 4,569,823
- Issue date Feb 11, 1986
- Kloster Speedsteel Aktiebolag
- Leif Westin
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Martensitic chromium-nitrogen steel and its use
- Publication number 20070023107
- Publication date Feb 1, 2007
- Leif Westin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...