Lennart K. Litzberg

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Stockholm, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for recovering heat energy from polluted water
- Patent number 4,951,738
- Issue date Aug 28, 1990
- Sical AB
- Lennart Litzberg
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method of recovering thermal energy by heat pump from sea water and...
- Patent number 4,464,909
- Issue date Aug 14, 1984
- Skandinavisk Installationssamordning AB (SISAM AB)
- Lennart K. Litzberg
- F24 - HEATING RANGES VENTILATING