4. Liquid purification or separation
  5. Casing divided by membrane into sections having inlet
  6. Cylindrical membrane

Fufang Zha

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Airlift pump

Machines not elsewhere specified – Pump or compressor
Design Patent

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Apparatus and method for cleaning membrane filtration modules

Liquid purification or separation – Casing divided by membrane into sections having inlet – With membrane cleaning or sterlizing means
Reexamination Certificate

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Apparatus and method for cleaning membrane filtration modules

Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Reexamination Certificate

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Apparatus and method for cleaning membrane filtration modules

Liquid purification or separation – Processes – Treatment by living organism
Reexamination Certificate

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Apparatus and method for cleaning membrane filtration modules

Liquid purification or separation – Casing divided by membrane into sections having inlet – With membrane cleaning or sterlizing means
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1129516

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