4. Heat exchange
  5. Movable heating or cooling surface
  6. Rotary drum

Merlin K. Chapin

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Heat pump apparatus for heating liquid

Heating systems – Automatic control – Heat source is a reverse cycle refrigerating system or heat...
Patent

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Space conditioning system with outdoor air and refrigerant...

Refrigeration – Automatic control – Humidity sensor
Reexamination Certificate

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Variable air volume system

Heat exchange – Movable heating or cooling surface – Rotary drum
Patent

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Profile ID: LFUS-PAI-P-448065

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