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Creation Date 

1. Before 1999  (4)
2. 1999 To 2005  (4)
3. 2006 To 2007  (3)
4. 2008 To 2016  (8)
5. After 2016  (1)
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Subject 

1. Chemistry  (9)
2. Metallurgy  (9)
3. Working-Up  (8)
4. Construction Of Roads, Railways, Or Bridges  (8)
5. Compositions Based Thereon  (8)
6. General Processes Of Compounding  (8)
7. Their Preparation Or Chemical Working-Up  (8)
8. Organic Macromolecular Compounds  (8)
9. Fixed Constructions  (8)
10. After-Treatment Not Covered By Subclasses C08b, C08c, C08f,c08g  (8)
11. Transporting  (7)
12. Performing Operations  (7)
13. Machines Or Auxiliary Tools For Construction Or Repair  (7)
14. Construction Of, Or Surfaces For, Roads, Sports Grounds, Orthe Like  (7)
15. Making Granules Or Preforms  (5)
16. Preparation Or Pretreatment Of The Material To Beshaped  (5)
17. Recovery Of Plastics Or Other Constituents Of Waste Materialcontaining Plastics  (5)
18. Working Of Substances In A Plastic State, In General  (5)
19. Working Of Plastics  (5)
20. Adhesives  (2)
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Language 

1. French  (11)
2. English  (11)
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