4. Gas separation
  5. Two or more separators
  6. Plies or layers of different characteristics or orientation

Ping Hao

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Hydroentangled filter media and method

Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Nonwoven fabric – Hydroentangled nonwoven fabric
Reexamination Certificate

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Hydroentangled filter media with improved static decay and...

Gas separation – Two or more separators – Plies or layers of different characteristics or orientation
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2801333

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