Rolf Kehlhofer

Follow

Person

Dielsdorf, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Combined gas/steam power station plant
- Patent number 4,729,217
- Issue date Mar 8, 1988
- BBC Brown, Boveri & Company, Limited
- Rolf Kehlhofer
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for the rapid increase in output of a steam turbine plant
- Patent number 4,389,847
- Issue date Jun 28, 1983
- BBC Brown, Boveri & Company, Limited
- Rolf Kehlhofer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pressure regulating apparatus for a closed water circuit
- Patent number 4,301,650
- Issue date Nov 24, 1981
- BBC Brown, Boveri & Co. Ltd.
- Hans-Rudolf Gubser
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Turbine power plant with back pressure turbine
- Patent number 4,274,256
- Issue date Jun 23, 1981
- BBC Brown Boveri & Company Limited
- Jorg Kalt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Mixed-flow feedwater heater having a regulating device
- Patent number 4,207,842
- Issue date Jun 17, 1980
- BBC Brown, Boveri & Co.
- Rolf Kehlhofer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES