TY - RPRT TI - Additive Manufacturing Development and Hot-Fire Testing of Liquid Rocket Channel Wall Nozzles Using Blown Powder Directed Energy Deposition Inconel 625 and JBK-75 Alloys AU - Gradl, Paul R. AU - Protz, Chris AU - Wammen, Tal PY - 2019 UR - https://ntrs.nasa.gov/citations/20190030432 ID - 20190030432 ER -