Sigri Great Lakes Carbon Corp.

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Briarcliff Manor, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of a metal and graphite laminate
- Patent number 5,509,993
- Issue date Apr 23, 1996
- Sigri Great Lakes Carbon GmbH
- Alfred Hirschvogel
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Fiber-reinforced plastic cylinder with an outer wear-resistant laye...
- Patent number 5,387,172
- Issue date Feb 7, 1995
- Sigri Great Lakes Carbon GmbH
- Hinrich Habenicht
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Graphitization furnace
- Patent number 5,299,225
- Issue date Mar 29, 1994
- Sigri Great Lakes Carbon Corp.
- Berch Y. Karagoz
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Corrosion and heat-resistant ordered packing for mass transfer and...
- Patent number 5,281,479
- Issue date Jan 25, 1994
- Sigri Great Lakes Carbon GmbH
- Siegbert Rittner
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Tube for a shell and tube heat exchanger and process for the manufa...
- Patent number 5,211,220
- Issue date May 18, 1993
- Sigri Great Lakes Carbon GmbH
- Adolf Swozil
- F28 - HEAT EXCHANGE IN GENERAL