Walter T. Haswell

Person

Jamesville, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for compacting high alloy steel particles
- Patent number 6,099,796
- Issue date Aug 8, 2000
- Crucible Materials Corp.
- William B. Eisen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for compacting high alloy tool steel particles
- Patent number 5,976,459
- Issue date Nov 2, 1999
- Crucible Materials Corporation
- William B. Eisen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Low carbon plus nitrogen free-machining austenitic stainless steels...
- Patent number 4,933,142
- Issue date Jun 12, 1990
- Crucible Materials Corporation
- Walter T. Haswell
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Age-hardenable stainless steel having improved machinability
- Patent number 4,769,213
- Issue date Sep 6, 1988
- Crucible Materials Corporation
- Walter T. Haswell
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing clad tubular product
- Patent number 4,640,814
- Issue date Feb 3, 1987
- Crucible Materials Corporation
- Walter T. Haswell
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for compacting alloy powder
- Patent number 4,609,526
- Issue date Sep 2, 1986
- Crucible Materials Corporation
- Walter T. Haswell
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Powder-metallurgy vanadium-containing tungsten-type high-speed steel
- Patent number 4,276,087
- Issue date Jun 30, 1981
- Crucible Inc.
- Walter T. Haswell
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Powder-metallurgy steel article with high vanadium-carbide content
- Patent number 4,249,945
- Issue date Feb 10, 1981
- Crucible Inc.
- Walter T. Haswell
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Walter T. Haswell

Person

Patents Grantslast 30 patents

Method for compacting high alloy steel particles

Method for compacting high alloy tool steel particles

Low carbon plus nitrogen free-machining austenitic stainless steels...

Age-hardenable stainless steel having improved machinability

Method for producing clad tubular product

Method for compacting alloy powder

Powder-metallurgy vanadium-containing tungsten-type high-speed steel

Powder-metallurgy steel article with high vanadium-carbide content