4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. From carboxylic acid or derivative thereof

Norbert Wilczok

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Preparation of precipitated polyamide powders of narrow particle

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent

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Process for preparing cyclododecatrienes with recycling of...

Chemistry of hydrocarbon compounds – Alicyclic compound synthesis – From nonring hydrocarbon
Reexamination Certificate

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Process for the isolation of high boilers from the...

Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By plural serial diverse separations
Reexamination Certificate

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Process for the production of reformer feed and heating oil or d

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Plural hydrogenation steps
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Selective hydrogenation of cyclododecatriene to cyclododecene

Chemistry of hydrocarbon compounds – Adding hydrogen to unsaturated bond of hydrocarbon – i.e.,... – Partial
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1045496

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