1
Noe Arcas, Frederick M Hutto, Charles A Parente: Extended reaction acoustic liner for jet engines and the like. Northrop Grumman Corporation, Terry J Anderson, Karl J Hoch Jr, July 13, 1999: US05923003 (24 worldwide citation)

An extended reaction acoustic liner for use in jet engine noise mitigation has a substantially non-porous outer layer, a honeycomb core disposed in laminar juxtaposition to the outer layer, and a porous inner layer in laminar juxtaposition to the honeycomb core such that the honeycomb core is sandwi ...


2
Noe Arcas, Frederick M Hutto, Charles A Parente: Extended reaction acoustic liner for jet engines and the like. Northrop Grumman Corporation, Terry J Anderson, Karl J Hoch Jr, October 24, 2000: US06135238 (11 worldwide citation)

An extended reaction acoustic liner for use in jet engine noise mitigation has a substantially non-porous outer layer, a honeycomb core disposed in laminar juxtaposition to the outer layer, and a porous inner layer in laminar juxtaposition to the honeycomb core such that the honeycomb core is sandwi ...