4. Refrigeration
  5. Automatic control
  6. Refrigeration producer

Erric L. Heitmann

Inventor

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Combined oil heater and level sensor

Refrigeration – Automatic control – Refrigeration producer
Patent

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Condition responsive muffler for refrigerant compressors

Acoustics – Sound-modifying means – Muffler – fluid conducting type
Patent

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Oil separator

Refrigeration – Refrigeration producer – With lubricant handling means
Patent

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Pressure responsive oil flow regulating supply valve

Fluid handling – Line condition change responsive valves – With separate connected fluid reactor surface
Reexamination Certificate

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Profile ID: LFUS-PAI-P-721190

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