4. Catalyst, solid sorbent, or support therefor: product or process
  5. Including ion exchanging, except zeolites or product thereof

Howard P. Stephens

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Catalysis using hydrous metal oxide ion exchanges

Mineral oils: processes and products – Products and compositions – Lubricating oils
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Hydrous oxide ion-exchange compound catalysts

Catalyst – solid sorbent – or support therefor: product or process – Including ion exchanging – except zeolites or product thereof
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Thin film hydrous metal oxide catalysts

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Silicon containing or process of making
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