4. Pipe joints or couplings
  5. Flexible joint, rigid members

Nsertaseal Corporation

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Apparatus for checking back pressure

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

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Apparatus for preventing generation of fugitive emissions at a d

Pipe joints or couplings – Flexible joint – rigid members
Patent

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Drain apparatus with liquid trap

Road structure – process – or apparatus – Drain or gutter – Street or curb inlet for surface drainage
Patent

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Safety device for sealing a drain assembly

Liquid purification or separation – Structural installation – Grated inlet surface drain
Patent

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Profile ID: LFUS-PAI-P-269005

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