enriched enrich 0.1374 uranium uran 0.1374 uranium highly enriched uran high enrich 0.1374 Koursk koursk 0.1374 remontee remont 0.1374 United States unit st 0.1374 nuclear nuclear 0.1374 Federation feder 0.1374 Council council 0.1374 Russian rus 0.1374 highly enriched degage high enrich deg 0.0497 Viktor Ozerov vikt ozerov 0.0497 nuclear weapons nuclear weapon 0.0497 inform Wednesday inform wednesd 0.0497 PREPARATION prepar 0.0497