Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9045867 | Method and device for heating worn road coating materials | — | 2015-06-02 |
| 8258212 | Method for producing a polymer/bitumen compound, and polymer/bitumen and bitumen/polymer compounds obtained | — | 2012-09-04 |
| 6380284 | Method for continuous production of modified bituminous materials | — | 2002-04-30 |
| 5445473 | Crack anti-rise system inserted between the structural layer and the road carpet of a carriageway and process for producing such a system | Pierre Chaverot | 1995-08-29 |
| 5268029 | Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions | Francis Demangeon | 1993-12-07 |
| 4970025 | Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions | Francis Demangeon | 1990-11-13 |
| 4879326 | Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions | Francis Demangeon | 1989-11-07 |
| 4772648 | Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions | Francis Demangeon | 1988-09-20 |