4. Chemistry of hydrocarbon compounds
  5. Purification, separation, or recovery
  6. By addition of extraneous agent, e.g., solvent, etc.

Wolfgang Jürgen Pöpel

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Catalyst for dehydrogenating ethyl benzene to produce styrene

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Reexamination Certificate

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Catalysts containing copper and zinc for the purification of...

Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By addition of extraneous agent – e.g. – solvent – etc.
Reexamination Certificate

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Catalysts containing copper and zinc for the purification of...

Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By addition of extraneous agent – e.g. – solvent – etc.
Reexamination Certificate

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Hydrogenation of carbonyl compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
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Preparation of catalysts having low volume shrinkage

Chemistry of inorganic compounds – Hydrogen or compound thereof – Elemental hydrogen
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Profile ID: LFUS-PAI-P-2384112

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