A grade transition strategy for the prevention of melting and agglomeration of particles in an ethylene polymerization reactor

- Rahimpour, M. R., Fathikalajahi, J., Moghtaderi, Behdad, Farahani, A. N.

Operability of an industrial methanol synthesis reactor with mixtures of fresh and partially deactivated catalyst

- Rahimpour, M. R., Moghtaderi, Behdad, Jahanmiri, A., Rezaie, N.