4. Heat exchange
  5. Non-communicating coaxial enclosures

Karl-Heinz Staffa

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Air conditioner

Refrigeration – Refrigeration producer – Compressor-condenser-evaporator circuit
Reexamination Certificate

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Air conditioner with internal heat exchanger and method of...

Refrigeration – Refrigeration producer – Heat exchange between diverse function elements
Reexamination Certificate

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Air conditioning system and operating method for a motor...

Heat exchange – With timer – programmer – time delay – or condition responsive... – Having heating and cooling capability
Reexamination Certificate

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Air conditioning unit with an inner heat transfer unit

Refrigeration – Refrigeration producer – Heat exchange between diverse function elements
Reexamination Certificate

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Air-conditioning system operated with CO2

Refrigeration – Automatic control – Refrigeration producer
Reexamination Certificate

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Profile ID: LFUS-PAI-P-105669

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