4. Chemistry of inorganic compounds
  5. Modifying or removing component of normally gaseous mixture
  6. Mixture is exhaust from internal-combustion engine

Akihisa Okumura

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Adsorbent for hydrocarbons, catalyst for exhaust gas...

Catalyst – solid sorbent – or support therefor: product or process – Solid sorbent – Silicon containing
Reexamination Certificate

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Exhaust gas purifying catalyst and exhaust gas purifying method

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Mixture is exhaust from internal-combustion engine
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2024588

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