elemental analysis of some egyptian ores and industrial iron samples by neutron activation analysis. | elemental analysis of iron ore samples and first industrial iron production prepared by the egyptian iron and steel company of helwan near cairo were determined by instrumental neutron activation analysis technique. five samples from each kind were irradiated for a 48 hours at a thermal neutron flux of 4 x 10(12) n/(cm2.s) in the first egyptian research reactor et-rr-1. also the pneumatic irradiation rabbit system (pirs) attached to the reactor in inshass, was used to measure the elements of sho ... | 2001 | 11590711 |