Retrofit a new 4.0 mm Btu/hr Burner with Furnace to an existing Rotary Nickel Powder Dryer. Design a new furnace chamber with Integral tempering inlets for proper dryer Hot-mix temperature control. Provide design of Integral Draft Control System. Integrate burner controls into existing plant system and supervise installation. Provide similar scope on an Ammonia Sulphate Dryer.