Helmut Wiehn

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Oberhausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Furnace, especially a fluidized furnace
- Patent number 5,054,435
- Issue date Oct 8, 1991
- Deutsche Babcock Werke Aktiengesellschaft
- Helmut Wiehn
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of and burner for burning liquid or gaseous fuels with decre...
- Patent number 4,575,332
- Issue date Mar 11, 1986
- Deutsche Babcock Werke Aktiengesellschaft
- Rolf Oppenberg
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Steam generator with a main boiler and a fluidized bed furnace
- Patent number 4,465,021
- Issue date Aug 14, 1984
- Deutsche Babcock Aktiengesellschaft
- Robert Richter
- F22 - STEAM GENERATION