Robert C. Larko

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Meadville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable ratio control system and method
- Patent number 6,609,906
- Issue date Aug 26, 2003
- SECO/Warwick
- Robert C. Larko
- C21 - METALLURGY OF IRON
Information Patent Grant
Ingot pusher furnace
- Patent number 4,540,363
- Issue date Sep 10, 1985
- Seco/Warwick Corporation
- Robert H. Ross
- C21 - METALLURGY OF IRON
Information Patent Grant
Rotary retort furnace
- Patent number 4,090,622
- Issue date May 23, 1978
- Sunbeam Equipment Corporation
- Jonathan Smith
- C21 - METALLURGY OF IRON
Information Patent Grant
Rotary retort furnace
- Patent number 4,069,007
- Issue date Jan 17, 1978
- Sunbeam Equipment Corporation
- Jonathan Smith
- C21 - METALLURGY OF IRON
Information Patent Grant
Liquid quenching system
- Patent number 4,036,478
- Issue date Jul 19, 1977
- Sunbeam Equipment Corporation
- Jonathan Smith
- C21 - METALLURGY OF IRON
Information Patent Grant
Rotary retort furnace
- Patent number 4,025,297
- Issue date May 24, 1977
- Sunbeam Equipment Corporation
- Jonathan Smith
- C21 - METALLURGY OF IRON