4. Liquid purification or separation
  5. With alarm, indicator, register, recorder, signal or...
  6. Responsive to fluid flow

Birger Knickel

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Asymmetric, semipermeable membranes of cyclic polyureas

Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent

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Asymmetric, semipermeable membranes of polybenz-1,3-oxazine dion

Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent

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Mineral building materials with additives

Compositions: coating or plastic – Coating or plastic compositions – Inorganic settable ingredient containing
Patent

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Modified chromium oxide pigment

Compositions: coating or plastic – Materials or ingredients – Miscellaneous
Patent

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Profile ID: LFUS-PAI-P-1131924

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