Resultados de búsqueda - ((five OR viven) OR vierte)*

  1. 181
  2. 182
  3. 183
  4. 184
  5. 185
  6. 186
  7. 187

    Synthesis of 3-oxo-3-phenyl-2,2,5-trimethyl-1,3-oxaphosphorinanes and their tetrafluoroborate salts por López Cortina, Susana, Elizondo Martínez, Perla, Pérez Rodríguez, Nancy, Hernández Fernández, Eugenio, Fernández Zertuche, Mario

    Publicado 2011
    “…The synthesis and characterization of cis- and trans-3-oxo-3-phenyl-2,2,5-trimethyl-1,3-oxaphosphorinanes (7a and 7b) and their corresponding tetrafluoroborate salts (3a and 3b), heterocyclic organophosphorus compounds not previously reported in the literature, was accomplished. …”
    Enlace del recurso
    Artículo
  8. 188
  9. 189
  10. 190
  11. 191
  12. 192
  13. 193

    Alternative to Nitric Acid Passivation of 15-5 and 17-4PH Stainless Steel Using Electrochemical Techniques por Lara Banda, María del Refugio, Gaona Tiburcio, Citlalli, Zambrano Robledo, Patricia del Carmen, Delgado E., Marisol, Cabral Miramontes, José Ángel, Nieves Mendoza, Demetrio, Maldonado Bandala, Erick, Estupiñan López, Francisco Humberto, Chacón Nava, José G., Almeraya Calderón, Facundo

    Publicado 2020
    “…In this work, a study has been carried out into the electrochemical behavior of 15-5PH (precipitation hardening) and 17-4PH stainless steels passivated with (a) citric and (b) nitric acid solutions for 60 and 90 min at 49 °C, and subsequently exposed to an environment with chlorides. …”
    Enlace del recurso
    Artículo
  14. 194
  15. 195
  16. 196
  17. 197
  18. 198
  19. 199
  20. 200

Herramientas de búsqueda: