0000950117-01-000076 DEF 14A 1 20010220 20010116 BHA GROUP INC 0000801128 3564 431416730 DE 0930 DEF 14A 34 000-15045 1508653 8800 E 63RD ST KANSAS CITY MO 64133 8163568400 8800 E 63RD STREET KANSAS CITY MO 64133 DEF 14A 1 0001.txt BHA GROUP HOLDINGS, INC. DEF 14A