Hellmut Kokot

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Essen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for the production of needle coke
- Patent number 4,333,816
- Issue date Jun 8, 1982
- Bergwerksverband GmbH
- Georg Kolling
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Purifying filter-clogging coal tar formed from low-temperature coal...
- Patent number 4,231,856
- Issue date Nov 4, 1980
- Bergwerksverband GmbH
- Ingo Romey
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for the production of coke from pitch
- Patent number 4,104,150
- Issue date Aug 1, 1978
- Bergwerksverband GmbH
- Ingo Romey
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...