Rudolf Kral

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Erlangen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Coal-fired steam generator with heating surfaces above the firing o...
- Patent number 4,063,534
- Issue date Dec 20, 1977
- Kraftwerk Union Aktiengesellschaft
- Rudolf Kral
- F22 - STEAM GENERATION
Information Patent Grant
Burner installation in a steam generator with firing means for pulv...
- Patent number 4,063,522
- Issue date Dec 20, 1977
- Kraftwerk Union Aktiengesellschaft
- Eberhard Wittchow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES