4. Tobacco
  5. Smoke separator or treater
  6. Having a polymer

Hitoshi Tsugaya

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Permselective membrane of polyacrylonitrile copolymer and proces

Liquid purification or separation – Filter – Material
Patent

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Permselective membrane of polyacrylonitrile copolymer and proces

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

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Process for preparing semipermeable membrane having selective pe

Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ
Patent

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Semipermeable membrane

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent

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Semipermeable membrane of phenoxy resin containing sulfuric acid

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
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Profile ID: LFUS-PAI-P-528131

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