Lọc kết quả

Năm xuất bản 

1. Trước2004  (13)
2. 2004 đến 2008  (21)
3. 2009 đến 2013  (30)
4. 2014 đến 2019  (104)
5. Sau 2019  (54)
6. Lựa chọn khác 

Tài liệu mới 

1. Mới từ tuần trước  (11)
2. Lựa chọn khác 

Chủ đề 

1. Textiles  (213)
2. Production Of Cellulose  (213)
3. Paper-Making  (213)
4. Paper Not Otherwise Provided For  (142)
5. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (142)
6. Impregnating Or Coating Of Paper  (142)
7. Pulp Compositions  (142)
8. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (142)
9. Chemistry  (91)
10. Metallurgy  (91)
11. Transporting  (84)
12. Performing Operations  (84)
13. Apparatus Therefor  (63)
14. Regeneration Of Pulping Liquors  (62)
15. Production Of Cellulose By Removing Non-Cellulose Substancesfrom Cellulose-Containing Materials  (62)
16. Technical Subjects Covered By Former Uspc Cross-Reference Art Collections [xracs] And Digests  (47)
17. General Tagging Of Cross-Sectional Technologies Spanning Over Several Sections Of The Ipc  (47)
18. Compositions Based Thereon  (47)
19. Organic Macromolecular Compounds  (47)
20. General Tagging Of New Technological Developments  (47)
21. Lựa chọn khác