Pou Celestino
Powers Christopher Alan
Prakash Surya G. K.
Prater Penny
Prescott Gerald F.
Priem Kenneth B.
Procedes Petroliers Petrochimiques et SARL
Processing Research Association of Residual Oil
Provoost Johnathan N.
Purnell Scott Kevin
Qi Wenyi
Quann Richard J.
Quarderer George J.
Que Guohe
Quesada Andrés M.
Radlein Desmond St. A. G.
Ramakrishnan Rasmasamy
Ranganathan Ramaswami
Rao Marri Rama
Ratosi Erno