4. Fluid handling
  5. Line condition change responsive valves
  6. Direct response valves

Umac Incorporated

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Balanced-flow gas safety valve

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Gas supply safety device

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Gravity-operated gas shut-off valve

Fluid handling – Removable valve head and seat unit
Patent

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