Oblate spheroid shaped gasification apparatus and method of gasi

Odor control for a sludge treatment process

Odor control for a sludge treatment process

Oil shale retorting and combustion system

On-line coal flow control mechanism for vertical spindle mills

On-line remediation of high sulfur coal and control of...

Operating method for a refuse processing furnace

Operating method of fluidized-bed incinerator and the...

Organic compound incinerator

Organic fibrous material processing apparatus and system

Organic waste fuel combustion system integrated with a gas turbi

Organic waste gasification processing and the production of...

Oscillating damper and air-swept distributor

Outlets for a pyrolytic waste treatment system

Oven with means to establish a uniform temperature profile

Over-fire air control system for a pulverized solid fuel furnace

Overbed distributor for feeding dual solid fuels to a stoker fur

Overfeed stoker

Overfire air admission with varying momentum air streams

Overfire air port and furnace system