Содержание
- 2. PLANE Beryllium The physical and chemical properties of beryllium Methods of processing beryllium minerals Beryllium minerals
- 3. BERYLLIUM Beryllium Be was opened in 1797 by French chemist Voklen. For the first time beryllium
- 4. THE PHYSICAL PROPERTIES OF BERYLLIUM Beryllium is the metal of light grey color, the easiest constructional
- 5. CHEMICAL PROPERTIES OF BERYLLIUM In dry air the pure compact beryllium is oxidized only at 6000С,
- 6. METHODS OF PROCESSING BERYLLIUM MINERALS The sulphatic way is based on transition of beryllium (together with
- 7. TECHNOLOGICAL SCHEME OF BERYLLIUM OXIDE PRODUCTION BY SULPHATE METHOD Concentrate Melting in arc furnce Granulation in
- 8. BERYLLIUM MINERALS The average beryllium content in the earth's crust is 2∙10-4-4,2∙10-4 % (on weight). On
- 9. SPHERE OF APPLICATION The basic application fields jet aircraft and rocket technics nuclear technics (technical equipment)
- 10. NUCLEAR TECHNICS The small section of neutron capture and the big cross section of neutron dispersion
- 11. JET AIRCRAFT AND ROCKET TECHNICS Owing to combination of small density, refractoriness and elasticity beryllium is
- 13. Скачать презентацию