Process and burner apparatus for acid regeneration
AssigneeMesser Industries USA, Inc.
InventorsAndrew Richardson, Blake Stapper, Guisu Liu
Life of this patent
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Abstract
A burner, process and furnace are provided for regenerating a spent acid stream or other sulfur-containing stream by decomposing the spent sulfuric acid stream and/or other sulfur-containing stream to recover sulfur dioxide from the stream. The burner includes a burner body, and at least one spent acid feed passage positioned at least partially within the burner body or other sulfur-containing feed passage positioned at least partially within the burner body. At least one fuel feed passage may be positioned at least partially within the burner body. A related process and furnace are also provided.
Claims35
A burner for a furnace, comprising:
- a burner body;
- and
- at least one spent sulfuric acid feed passage positioned at least partially within the burner body or at least one other sulfur-containing feed passage positioned at least partially within the burner body.
A process for decomposing at least one of a spent sulfuric acid feed or other sulfur-containing feed, the process comprising:
- supplying at least one of the spent sulfuric acid feed into a furnace interior through a spent sulfuric acid feed passage that is at least partially positioned within a burner body or supplying the other sulfur-containing feed into a furnace interior through another sulfur-containing feed passage that is at least partially positioned within a burner body, the at least one spent sulfuric acid feed passage having an end opening into an atmosphere at the furnace interior or the other sulfur-containing feed passage having an end opening into an atmosphere at the furnace interior.
A furnace, comprising:
- a housing having at least one side wall and an interior;
- and
- at least one burner engaged with a side wall of the furnace and in fluid communication with the interior of the furnace, the at least one burner comprising:
- a burner body;
- and
- at least one spent sulfuric acid feed passage positioned at least partially within the burner body or at least one other sulfur-containing feed passage positioned at least partially within the burner body.
Dependencies are inferred from the claim text.