4. Metal working
  5. Method of mechanical manufacture
  6. Valve or choke making

Kraig A. Biberstein

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Ball valve assembly and method for forming

Metal working – Method of mechanical manufacture – Valve or choke making
Patent

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Ball valve assembly and method for forming

Valves and valve actuation – Rotary valves – Ball valve
Patent

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Method for forming a ball value assembly

Metal working – Method of mechanical manufacture – Valve or choke making
Patent

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Profile ID: LFUS-PAI-P-9926

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