|
2015
|
Invention
|
Soundproof panel. A soundproof panel has a sandwich structure, which includes two outer walls, a ... |
|
|
Invention
|
Soundproof panel. The invention relates to a soundproof panel having a sandwich structure, which ... |
|
2009
|
Invention
|
Core material. Core material (3) consisting of a composite used for the complete or partial filli... |
|
|
Invention
|
Improved acoustic panel. The invention relates to an acoustic panel (1) consisting of a so-called... |
|
2004
|
Invention
|
Method of fabricating hollow spheres, hollow spheres obtained thereby, and a sound absorber devic... |
|
|
Invention
|
Soundproofing panels with beads and process for producing the said panels. A soundproofing panel ... |
|
2001
|
Invention
|
Sound-proofing panel, in particular a rotorcraft structural or lining panel. The invention concer... |
|
|
Invention
|
Damping structure and uses. The invention concerns a damping structure and its uses. The damping ... |
|
1999
|
Invention
|
Acoustic panel and production process. The invention provides an acoustic panel comprising a hone... |
|
1988
|
Invention
|
Intermediate modular product for the fabrication of a honeycomb core structure, process and devic... |
|
|
Invention
|
Intermediary modular product for the fabrication of an alveolar material, method and device for f... |
