Two stage coal gasification plant

Patent · Tue Jun 26 00:00:00 EDT 1984

OSTI ID:6521752

Shoebotham, N M

This invention relates to a two stage coal gasification plant which comprises a gasifier 1 and a predistillation retort 2. The gasifier has a plurality of gas extraction outlets 4 located in the periphery thereof which feed into a manifold 5 from where a percentage of the gas from the gasifier is extracted. Gas from the predistillation retort is extracted through an outlet near the top of the retort. An agitator 8 is provided for agitation of the coal in the agglomeration zone. The agitator is preferably automatically controlled by means of a temperature sensing device 10 located on an arm thereof.

• Assignee: Fluidised Bed Combustion (Proprietary) Limited (South Africa)
• Patent Number(s): US 4456455
• OSTI ID: 6521752
• Resource Relation: Patent Priority Date: Priority date 23 Mar 1981, South Africa; Other Information: PAT-APPL-360979
• Country of Publication: United States
• Language: English

Related Subjects

01 COAL, LIGNITE, AND PEAT
COAL GASIFICATION PLANTS
DESIGN
AGGLOMERATION
AUTOMATION
COMBUSTORS
CONTROL SYSTEMS
DISTILLATION
GAS FLOW
OPERATION
RETORTS
TEMPERATURE MEASUREMENT
CHEMICAL REACTORS
DISTILLATION EQUIPMENT
EQUIPMENT
FLUID FLOW
INDUSTRIAL PLANTS
SEPARATION PROCESSES
010404* - Coal
Lignite
& Peat- Gasification