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U.S. Department of Energy
Office of Scientific and Technical Information

Retort

Patent ·
OSTI ID:7204673
An apparatus for extracting oil from shale is described comprising a horizontal retort, a furnace beneath one end of the retort, and a series of connected flues extending beneath the retort from the furnace to a smoke-vent. Air-valves are provided in the flues along with a revolving conveyor to move the shale from the cooler to the hotter end of the retort and a steam-jet to drive the vapors from the hotter end toward and out through a vent in the cooler end of the retort.
Assignee:
TIC; EDB-78-025353
Patent Number(s):
US 759988
OSTI ID:
7204673
Country of Publication:
United States
Language:
English