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Creation Date 

1. Before 1977  (28)
2. 1977 To 1987  (326)
3. 1988 To 1998  (371)
4. 1999 To 2010  (100)
5. After 2010  (59)
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Resource Type 

1. Patents  (874)
2. Images  (8)
3. Articles  (1)
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Subject 

1. Textiles  (774)
2. Production Of Cellulose  (745)
3. Paper-Making  (745)
4. Apparatus Therefor  (372)
5. Regeneration Of Pulping Liquors  (368)
6. Production Of Cellulose By Removing Non-Cellulose Substancesfrom Cellulose-Containing Materials  (368)
7. Transporting  (290)
8. Performing Operations  (290)
9. Paper Not Otherwise Provided For  (273)
10. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (273)
11. Impregnating Or Coating Of Paper  (273)
12. Pulp Compositions  (273)
13. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (273)
14. Chemistry  (190)
15. Metallurgy  (190)
16. Nailing Or Stapling Machines In General  (173)
17. Working Or Preserving Wood Or Similar Material  (173)
18. Fibrous Raw Materials Or Their Mechanical Treatment  (162)
19. Compositions Based Thereon  (87)
20. Organic Macromolecular Compounds  (87)
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Databases 

1. esp@cenet  (874)
2. Europeana Collections  (6)
3. DigitalNZ  (2)
4. DOAJ Directory of Open Access Journals  (1)
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Language 

1. Swedish  (412)
2. English  (53)
3. French  (6)
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