Method and apparatus for biomass torrefaction, manufacturing...

Method and apparatus for compressively separating waste material

Method and apparatus for contacting particulate coal and a deact

Method and apparatus for continuous pumping of compressible soli

Method and apparatus for converting solid organic material to fu

Method and apparatus for desulfurizing and denitrifying coal

Method and apparatus for desulfurizing coal

Method and apparatus for discharging treated coal and controllin

Method and apparatus for drying fine coal

Method and apparatus for fabrication of fuels from pressed...

Method and apparatus for fermentation

Method and apparatus for fermentation

Method and apparatus for fluidizing coal tar sludge

Method and apparatus for improving combustion, thermal efficienc

Method and apparatus for improving fossil fuel combustion and re

Method and apparatus for improving the efficiency of internal co

Method and apparatus for obtaining low ash content refuse fuel,

Method and apparatus for operating computer apparatus in respons

Method and apparatus for oxidizing dried low rank coal

Method and apparatus for packaging charcoal fuel and other...