4. Power plants
  5. Motor operated by expansion and/or contraction of a unit of...
  6. Unit of mass is a gas which is heated or cooled in one of a...

Fred N. Huffman

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Annular tidal regenerator heat engine

Power plants – Motor operated by expansion and/or contraction of a unit of... – Unit of mass is a gas which is heated or cooled in one of a...
Patent

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Expansion tidal regenerator heat engine

Power plants – Motor operated by expansion and/or contraction of a unit of... – Unit of mass is a gas which is heated or cooled in one of a...
Patent

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Method and apparatus for producing negative ions

Radiant energy – Ion generation – Field ionization type
Patent

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Pressure balanced heat pipe

Heating – Boiler and work heating furnace – pot or oven – Having means utilizing generated steam in heating work
Patent

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Profile ID: LFUS-PAI-P-207141

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