Patent ID: 7617617

Claim:
A portable system for processing waste product feedstock including a manure feedstock or an organic or inorganic waste feedstock to produce a fertilizer product or soil builder product, the system comprising: at least one dryer unit to decrease the moisture content in the feedstock via evaporation to predetermined moisture content; at least one gas turbine connected to a dryer vessel to pass the gas turbine exhaust gas into the dryer vessel for drying the feedstock by direct contact of the feedstock and the exhaust gas to produce a fertilizer or soil builder material, wherein the gas turbine exhaust gas does not pass through an intermediate heat exchanger as the gas turbine exhaust gas flows from the gas turbine to the dryer unit; at least one processing unit converting the fertilizer or soil builder material from the dryer into a fertilizer product or a soil builder product having a form suitable for conventional application to the soil in a crop growing operation, the processing unit including a pelletizer for pelletizing the fertilizer or soil builder material from the dryer unit; and wherein the dryer unit, the gas turbine, and the processing unit are transported from one feedstock production site to another feedstock production site.