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Creation Date 

1. Before 1996  (1)
2. 1996 To 1996  (3)
3. 1997 To 1997  (10)
4. 1998 To 1999  (16)
5. After 1999  (22)
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Resource Type 

1. Patents  (50)
2. Articles  (1)
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Subject 

1. Textiles  (49)
2. Production Of Cellulose  (49)
3. Paper-Making  (49)
4. Technical Subjects Covered By Former Uspc Cross-Reference Art Collections [xracs] And Digests  (24)
5. General Tagging Of Cross-Sectional Technologies Spanning Over Several Sections Of The Ipc  (24)
6. General Tagging Of New Technological Developments  (24)
7. Paper Not Otherwise Provided For  (22)
8. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (22)
9. Impregnating Or Coating Of Paper  (22)
10. Pulp Compositions  (22)
11. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (22)
12. Chemistry  (20)
13. Metallurgy  (20)
14. Technical Subjects Covered By Former Uspc  (19)
15. Regeneration Of Pulping Liquors  (16)
16. Apparatus Therefor  (16)
17. Production Of Cellulose By Removing Non-Cellulose Substancesfrom Cellulose-Containing Materials  (16)
18. Transporting  (14)
19. Performing Operations  (14)
20. Technical Subjects Covered By Former Us Classification  (12)
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Databases 

1. esp@cenet  (50)
2. DOAJ Directory of Open Access Journals  (1)
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