COMBUSTION ASH HANDLING METHOD AND SYSTEM, AND PETROLEUM-BASED FUEL COMBUSTION PLANT
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United States of America Patent
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Issued Date -
Sep 22, 2022
app pub date -
Apr 24, 2020
filing date -
Apr 26, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A combustion ash handling method of handling combustion ash discharged from a combustion furnace that combusts a petroleum-based fuel includes: separating the combustion ash into a heavy component and a light component by a dry-type separation technique; feeding the light component to the combustion furnace as a fuel; and recovering the heavy component. A metal such as vanadium is separated and extracted from the heavy component of the combustion ash.
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International Classification(s)
- C22B:PRODUCTION OR REFINING OF METALS
- F23G:CREMATION FURNACES; CONSUMING WASTE BY COMBUSTION
- F23J:REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COM....
- B03B:SEPARATING SOLID MATERIALS USING LIQUIDS OR USING ....
- B09B:DISPOSAL OF SOLID WASTE
- C01G:COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLAS....
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