Ola Herstad

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Torslanda, SE

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Patents Grantslast 30 patents

Information Patent Grant
Steam boiler with externally positioned superheating means
- Patent number 5,755,187
- Issue date May 26, 1998
- Gotaverken Energy AB
- Lennart Nordenberg
- F22 - STEAM GENERATION
Information Patent Grant
Steam boiler
- Patent number 5,460,127
- Issue date Oct 24, 1995
- Gotaverken Energy AB
- Lennart Nordenberg
- F22 - STEAM GENERATION
Information Patent Grant
Combustion plant including a circulation fluid bed
- Patent number 4,796,546
- Issue date Jan 10, 1989
- Gotaverken Energy Systems AB
- Ola Herstad
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL