Coke Oven

Coke_furnace.pnging
To make this, you need 26 Coke Oven Bricks. Set them up like so:

Usage
This oven simply burns coal to make 2 items: Coal Coke and Creosote Oil. Which are valuable items in Railcraft

There is also a 4:1 ratio of 4 Coal Coke to 1 Creosote Oil.