4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Oxygen containing

Stephan Ehlers

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Double metal cyanide catalysts for producing polyether polyols

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Inorganic carbon containing
Reexamination Certificate

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Method for preparing polyether polyols

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate

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Method for producing double metal cyanide (DMC) catalysts

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Inorganic carbon containing
Reexamination Certificate

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Process for producing DMC catalysts

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Inorganic carbon containing
Reexamination Certificate

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Process for producing polyether polyols

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
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Profile ID: LFUS-PAI-P-2555386

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