Self-centering traversing stirrer shaft for fixed bed gasifier

Separable quench ring and distribution channel for a gasificatio

Single chamber compact fuel processor

Single stage, coal gasification reactor

Slag bath generator

Slag bath generator

Slag breaker of pressure-type coal gasifier

Slag outlet for a gasification generator

Slag removal apparatus

Slag separator for a coal gasification installation

Slagging gasification apparatus

Slagging gasifier

Slurry atomizer for a coal-feeder and dryer used to provide coal

Solar coal gasification reactor with pyrolysis gas recycle

Solar reduction of CO.sub.2

Solid fuel gasifying unit and gas fractionating unit

Solid particles and fluid reactor

Soot blower using fuel gas as blowing medium

Steam generator for gasifying coal

Steam generator to contain and cool synthesis gas