Biofilter for the treatment of sour water
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United States of America Patent
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Nov 14, 1989
Grant Date -
N/A
app pub date -
May 13, 1988
filing date -
May 13, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for oxidizing the sulfide (H.sub.2 S, HS.sup.-, S.sup.-2) in sour water to convert the sulfide to sulfate by producing a sulfide tolerant strain of Thiobacillus denitrificans and then co-immobilizing the T. denitrificans and CaCO.sub.3 on or within a carrier to form the biofilter. The sour water is contacted with the biofilter in a continuous process.
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