William M. Bloom

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Insulating heat retention system and method
- Patent number 5,101,652
- Issue date Apr 7, 1992
- Allegheny Ludlum Corporation
- David L. Burk
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
High temperature fan plug apparatus
- Patent number 4,743,197
- Issue date May 10, 1988
- Allegheny Ludlum Corporation
- William M. Bloom
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Replaceable seals for ladle heaters
- Patent number 4,529,176
- Issue date Jul 16, 1985
- Allegheny Ludlum Steel Corporation
- William M. Bloom
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method and apparatus for heating a workpiece
- Patent number 4,069,008
- Issue date Jan 17, 1978
- Allegheny Ludlum Industries, Inc.
- William M. Bloom
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for supporting and removing a work supporting roll
- Patent number 4,049,372
- Issue date Sep 20, 1977
- Allegheny Ludlum Industries, Inc.
- William M. Bloom
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for heating steel scrap
- Patent number 3,930,786
- Issue date Jan 6, 1976
- Allegheny Ludlum Industries, Inc.
- William M. Bloom
- C21 - METALLURGY OF IRON