MANHOLE ODOR TREATMENT DEVICE
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United States of America Patent
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Issued Date -
Feb 15, 2024
app pub date -
Aug 9, 2022
filing date -
Aug 9, 2022
priority date (Note) -
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Abstract
An odor treatment device for a sewer that installs beneath a manhole cover. The device is formed from a circular shaped housing that fits within a manhole opening without modification. The housing is defined by sidewalls constructed and arranged to direct air an admixture of essential oils and a surfactant for treating of sewer odors. A baffle arrangement increases the velocity of air passing the admixture.
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