Evaluation of Urethane for Feasibility of Use in Wind Turbine Blade Design. Open PDF Document Details Document Type Technical Report Publication Date Apr 01, 1979 Accession Number ADA304398 Entities People Demeter G. Fertis Robert S. Ross Seymour Lieblein Tags Communities of Interest Air Platforms Energy and Power Technologies DTIC Thesaurus Topics Aircraft Industry Aircrafts Bending Moments Bending Stress Composite Materials Construction Creep Elastic Properties Fabrication Flexural Properties Flexural Strength Mechanical Properties Mechanical Working Modulus Of Elasticity Plastic Explosives Stiffness Tensile Strength