4. Liquid purification or separation
  5. Gravitational separator
  6. Heavier constituent trap, chamber, or recess

John J. Parker

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Arch conduit

Hydraulic and earth engineering – Drainage or irrigation – Porous or apertured pipe – flume – or tileway
Patent

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Arch end cap

Pipes and tubular conduits – With closures and plugs – Laterally insertable
Patent

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Arched conduit with improved corrugations

Pipes and tubular conduits – Flexible – With means for facilitating collapse
Patent

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Inlet and outlet baffle structure for sewage treatment tanks

Liquid purification or separation – Gravitational separator – Heavier constituent trap – chamber – or recess
Patent

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Inlet and outlet baffle structure for sewage treatment tanks

Liquid purification or separation – Gravitational separator – Heavier constituent trap – chamber – or recess
Patent

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Profile ID: LFUS-PAI-P-314323

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