0001035704-01-500434 DEF 14A 1 20011119 20011029 PETROLEUM HELICOPTERS INC 0000350403 4522 720395707 LA 1231 DEF 14A 34 000-09827 1769197 2121 AIRLINE DRIVE SUITE 400 P O BOX 578 METAIRIE LA 70001-5979 5048283323 113 BORMAN DRIVE LAFAYETTE LA 70508 DEF 14A 1 d91453ddef14a.txt DEFINITIVE PROXY STATEMENT