experimental

Entry: bioslurping

URI: https://data.geoscience.earth/ncl/misc/32

The adaptation and application of vacuum-enhanced dewatering technologies to remediate hydrocarbon-contaminated sites. Bioslurping utilizes elements of both, bioventing and free product recovery, to address two separate contaminant media. Bioslurping combines elements of both technologies to simultaneously recover free product and bioremediate vadose zone soils. Bioslurping can improve free-product recovery efficiency without extracting large quantities of ground water. In bioslurping, vacuum-enhanced pumping allows LNAPL to be lifted off the water table and released from the capillary fringe. This minimizes changes in the water table elevation which minimizes the creation of a smear zone. Bioventing of vadose zone soils is achieved by drawing air into the soil due to withdrawing soil gas via the recovery well. The system is designed to minimize environmental discharge of ground water and soil gas. When free-product removal activities are completed, the bioslurping system is easily converted to a conventional bioventing system to complete the remediation.

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is a Concept | actuation procedure
submitted byleadadmin
accepted on 8 Aug 2025 13:49:37.574

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date accepted 8 Aug 2025 13:49:37.574
date submitted 8 Aug 2025 13:49:19.668
definition
entity bioslurping
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item class Concept | actuation procedure
label bioslurping
notation 32
register misc
status status experimental
submitter
account name leadadmin@brgm.fr
name leadadmin

type register item
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Definition

definition The adaptation and application of vacuum-enhanced dewatering technologies to remediate hydrocarbon-contaminated sites. Bioslurping utilizes elements of both, bioventing and free product recovery, to address two separate contaminant media. Bioslurping combines elements of both technologies to simultaneously recover free product and bioremediate vadose zone soils. Bioslurping can improve free-product recovery efficiency without extracting large quantities of ground water. In bioslurping, vacuum-enhanced pumping allows LNAPL to be lifted off the water table and released from the capillary fringe. This minimizes changes in the water table elevation which minimizes the creation of a smear zone. Bioventing of vadose zone soils is achieved by drawing air into the soil due to withdrawing soil gas via the recovery well. The system is designed to minimize environmental discharge of ground water and soil gas. When free-product removal activities are completed, the bioslurping system is easily ...
notation 32
pref label bioslurping
source 4-33 Bioslurping (no date). Available at: https://www.frtr.gov/matrix2/section4/4-35.html (Accessed: 14 May 2025).
type Concept | actuation procedure

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