Engraving showing the device of Alexandru Ciurcu exploding on 16 December 1886
Alexandru Ciurcu (29 January 1854, Şercaia –22 January 1922, Bucharest) was a Romanian inventor and publisher, famous for his invention with Just Buisson of a reaction engine. It used rocket propulsion and was successfully used to power to boat in 1886. The two men envisioned that such motors would later be used for air travel.
- Henri Coandă, another Romanian who invented the thermojet aircraft.