4. Refrigeration
  5. Processes
  6. Assembling, charging, or repairing of refrigeration producer

Fred L. Ptacek

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Dual refrigerant recovery apparatus with single vacuum pump and

Refrigeration – Automatic control – Withdrawing or adding refrigerant from or to normally closed...
Patent

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Method for cleaning air conditioning system

Refrigeration – Processes – Assembling – charging – or repairing of refrigeration producer
Patent

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Trapped air monitor for a refrigerant recovery unit

Refrigeration – Automatic control – Refrigeration producer
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Profile ID: LFUS-PAI-P-1039729

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