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Analytical and experimental studies for predicting noise attenuation in acoustically treated ducts for turbofan enginesAnalytical and experimental studies for predicting noise attenuation in acoustically treated ducts for turbofan engines
Document ID
19690027596
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Dean, L. W., III (Pratt and Whitney Aircraft East Hartford, CT, United States)
Feder, E. (Pratt and Whitney Aircraft East Hartford, CT, United States)
Date Acquired
September 2, 2013
Publication Date
September 1, 1969
Publication Information
Publisher: NASA
Subject Category
Physics, General
Report/Patent Number
PWA-3486
NASA-CR-1373
Report Number: PWA-3486
Report Number: NASA-CR-1373
Accession Number
69N36974
Funding Number(s)
CONTRACT_GRANT: NAS1-7129
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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