Larry D. Fiel

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Decatur, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Curved graphite furnace elements
- Patent number 6,083,625
- Issue date Jul 4, 2000
- Union Oil Company of California
- Larry D. Fiel
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Shaped graphite elements fabricated from thin graphite sheets
- Patent number 5,912,080
- Issue date Jun 15, 1999
- Union Oil Company of California, dba UNOCAL
- Larry D. Fiel
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Furnace elements made from graphite sheets
- Patent number 5,414,927
- Issue date May 16, 1995
- Larry D. Fiel
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES