Phosphate Engineering and Construction Company
Pillai Krishnan J.
Pipko Grigori
Pogostkina Bella G.
Pokorny Helmut
Politechnika Wroclawska
Potash Corporation of Saskatchewan
Poulos Andrew C.
Pozniak Tadeusz
Prayon Development
Prayon Developpment, Societe Anonyme
Prell Hedwig
Preston Barry W.
Pusche Herbert