Process and device for drying chemical products

An apparatus for drying a chemical material containing a burnable liquid by igniting and burning the liquid from the material without harming or damaging the material, comprising a burning chamber having two opposing walls, two lateral walls and a top wall, one of said opposing walls having an inlet for the material to be dried and the other of said opposing walls having an outlet for the dried material, means disposed outside of the burning chamber and ahead of the material inlet and operably connected to the chamber for providing on the material a burnable liquid, cooling means disposed approximate to and outside of the burning chamber material inlet and operably connected to the chamber for maintaining the burnable liquid prior to entering the chamber at a temperature below the ignition temperature of the burnable liquid, and ignition means mounted in said chamber adjacent to said material inlet for igniting the burnable liquid, combustion air inlet means mounted on said chamber and approximate to said chemical material and directed towards said chemical material, said top wall having an outlet for hot combustion gases, and a continuous transport means disposed adjacent to and below ignition means and operably connected to said chamber for transporting said material through said chamber.