4. Environmental heating and cooling; fluid handling and sanitary e
  5. Heating or cooling
  6. Element or attachment, not elsewhere specified

Ronald F. Hirsch

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Vacuum breaker for valve stem packing

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent

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Vacuum breaker valve

Fluid handling – Back flow prevention by vacuum breaking – Air vent in liquid flow line
Patent

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Vacuum breaker valve and stem packing assembly

Fluid handling – Back flow prevention by vacuum breaking – Air vent in liquid flow line
Patent

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Profile ID: LFUS-PAI-P-373

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