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

Method for producing a synthesis gas

Patent ·
OSTI ID:6742207
This patent describes a process for the conversion of a carbonaceous feed material containing hydrogen into synthesis gas. The process consists of subjecting a metal capable of being readily carbided and subsequently decarbided, and oxidizable by steam to an oxide which is readily reducible by carbon monoxide. This reacts with said carbonaceous feed material at an elevated temperature at which said metal is thereby carbided, thus yielding a stream of gaseous hydrogen. This is subjected to an additional quantity of said metal in contact with water vapor at a high temperature at which the metal is converted to an oxide yielding additional free hydrogen. By then introducing said metal oxide and metal carbide into a reaction zone in the presence of a substantial stream of carbon dioxide at an elevated temperature at, interaction takes place with the formation of elemental metal and the liberation of a product stream of carbon monoxide and recovering product carbon monoxide thus formed.
Assignee:
Texas Co., New York, NY
Patent Number(s):
US 2671013
OSTI ID:
6742207
Country of Publication:
United States
Language:
English