X0101 EFFECT 33 LIVE 2006-09-07

S-3

0001315257 Koppers Holdings Inc. 333-136329 0000916075 KOPPERS INC 333-136329-12 0001275824 WORLD WIDE VENTURES CORP 333-136329-11 0001275822 KOPPERS CONCRETE PRODUCTS INC 333-136329-10 0001275821 CONCRETE PARTNERS INC 333-136329-09 0001053719 KOPPERS DELAWARE INC 333-136329-08 0001275826 KOPPERS REDEMPTION INC 333-136329-07 0001275918 KOPPERS AUSTRALIA HOLDING CO PTY LTD 333-136329-06 0001053718 KOPPERS AUSTRALIA PTY LTD 333-136329-05 0001275921 KOPPERS CARBON MATERIALS & CHEMICALS PTY LTD 333-136329-04 0001276071 KOPPERS WOOD PRODUCTS PTY LTD 333-136329-03 0001276074 CONTINENTAL CARBON AUSTRALIA PTY LTD 333-136329-02 0001276073 KOPPERS SHIPPING PTY LTD 333-136329-01