4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Heterocyclic carbon compounds containing a hetero ring...

Katsuhiko Hamanaka

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Hollow fiber filter module

Liquid purification or separation – Casing divided by membrane into sections having inlet – Cylindrical membrane
Patent

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Hollow thread film cartridge, hollow thread film module...

Liquid purification or separation – Casing divided by membrane into sections having inlet – Membrane movement during purification
Reexamination Certificate

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Method for producing hollow yarn film

Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Layered – stratified traversely of length – or multiphase...
Reexamination Certificate

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Method for synthesizing trioxane

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent

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Method for synthesizing trioxane

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent

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Profile ID: LFUS-PAI-P-234941

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