4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Nitrogen attached directly or indirectly to the purine ring...

Ortmund Lang

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Isolation of high-purity triethylenediamine (TEDA) by...

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Reexamination Certificate

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Method for obtaining cyclododecatriene by evaporation

Distillation: processes – separatory – With chemical reaction – Including step of adding catalyst or reacting material
Reexamination Certificate

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Method for producing a solution of pure triethylenediamine...

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Reexamination Certificate

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Method for producing highly concentrated formaldehyde solution

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

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Method for producing highly concentrated formaldehyde solution

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

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Profile ID: LFUS-PAI-P-2265464

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