0000932440-98-000191 PRES14A 1 19980807 19980708 NASD 3DX TECHNOLOGIES INC 0000915518 1311 760386601 DE 1231 PRES14A 34 000-21841 98661818 12012 WICKCHESTER SUITE 250 HOUSTON TX 77079 2815793398 12012 WICKCHESTER SUITE 250 HOUSTON TX 77079 PRES14A 1 000093244098000191-001-seq1-pres14a.txt PRELIMINARY PROXY MATERIALS