“COANDA-1910” - the first jet propulsor for airplane by Romulus PETCU, Radu MIHALACHE, Cleopatra CUCIUMITA, Valentin SILIVESTRU

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Passenger Spaceplanes and Airplanes that Have Variable Configuration for Sonic Boom Reduction by Constantin SANDU, Dan BRASOVEANU, Valentin SILIVESTRU, Bogdan FILIPESCU, Radu Constantin SANDU

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Space Technology for Reduction of Desert Areas on Earth and Weather Control by Constantin SANDU, Dan BRASOVEANU, Valentin SILIVESTRU, Bogdan FILIPESCU, Radu Constantin SANDU

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Experimental Investigations on the Possibility to Apply the Corrugated Sheet Metal Used in the Past with Junkers Aircraft to Reduce Noise for Future European Aircraft. Other Noise... by Constantin SANDU, Marius DEACONU, Valentin SILIVESTRU, Cristian-Teodor OLARIU, Constantin-Radu SANDU

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A Thermal-Solar System for De-Orbiting of Space Debris by Constantin SANDU, Dan BRASOVEANU, Valentin SILIVESTRU, Georgel VIZITIU, Bogdan FILIPESCU, Radu Constantin SANDU

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On a New Type of Combined Solar–Thermal/Cold Gas Propulsion System Used for LEO Satellite’s Attitude Control by Constantin Sandu, Valentin Silivestru, Grigore Cican, Horațiu Șerbescu, Traian Tipa, Andrei Totu, Andrei Radu

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