Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Coal gasification plant

Patent ·
OSTI ID:6454548
A removable annular hearth member, shaped to fit over the slag outlet of a slagging gasifier, comprises a cast body of high thermal conductivity having integral coolant passageways, said passageways being formed by shaping a metal tube into a coil having an inlet and an outlet, and casting metal to the desired shape around the coil such that the inlet and outlet communicate exteriorly of the cast body.
Assignee:
British Gas Corp.
Patent Number(s):
US 4129422
OSTI ID:
6454548
Country of Publication:
United States
Language:
English