4. Liquid purification or separation
  5. Processes
  6. Ion exchange or selective sorption

Hsiao-Fen Cheng

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Method for removing impurities from porous materials

Cleaning and liquid contact with solids – Processes – Hollow work – internal surface treatment
Reexamination Certificate

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Process for removing organics from ultrapure water

Liquid purification or separation – Processes – Ion exchange or selective sorption
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2935407

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