Melting system

Method and a device for cooling ashes in a PFBC power plant

Method and apparatus for forming a turbulent suspension spray fr

Method and apparatus for injecting sludge into a kiln

Method and apparatus for reducing nitrogen oxide emissions from

Method and apparatus for reducing nitrogen oxides using spatiall

Method and apparatus for reducing the NO.sub.x content of flue g

Method and apparatus for the combustion of solid fuel

Method and apparatus for the reduction of NO.sub.x generation du

Method and burner for introducing fuel to a kiln

Method and system for controlling the backflow sealing efficienc

Minimum recirculation flame control (MRFC) pulverized solid fuel

Mixer for dual register burner

Multiannular swirl combustor providing particulate separation

Multiple adjustment cyclone burner

Nozzle tip for pulverized coal burner

Overfire air admission with varying momentum air streams

Partial combustion burner

Partial combustion burner with heat pipe-cooled face

Partial combustion burner with spiral-flow cooled face