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Resource Type 

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Subject 

1. Textiles  (790)
2. Production Of Cellulose  (761)
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4. Apparatus Therefor  (382)
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6. Production Of Cellulose By Removing Non-Cellulose Substancesfrom Cellulose-Containing Materials  (378)
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10. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (271)
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13. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (271)
14. Chemistry  (192)
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Databases 

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