PPRuNe Forums - View Single Post - Pratt Geared Turbofan Blazes Trail Of Disruption
Old 13th December 2015 | 14:44
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RogerGliding
15 Anniversary
 
Joined: Apr 2008
Posts: 6
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From: England
Not forgetting RR.

See also this:
Rolls-Royce Details Advance And UltraFan Test Plan | Commercial Aviation content from Aviation Week
and this :
Rolls Freezes Design Of First UltraFan Test Gear | Technology content from Aviation Week
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