Abstract: Adding at least one biotransformation enhancing agent selected from the group consisting of propylene glycol, glycerol, glutamate, a mixture of proteose peptone, beef extract, yeast extract, malt extract, dextrose and ascorbic acid and, and mixtures thereof to halogenated hydrocarbon contaminated soil and/or water.
Abstract: This invention relates to a self-regulated apparatus and method for extracting biodegradable and/or strippable constituents from a fluid stream by the action of biomass which consumes or degrades such substances or by gas stripping. Such self-regulation permits the monitoring and optimization of the bioactivity of the system and the overall degree of treatment of the fluid stream.
Type:
Grant
Filed:
March 17, 1994
Date of Patent:
February 13, 1996
Assignee:
The Dow Chemical Company
Inventors:
Mark A. LaPack, Terry J. Nestrick, William F. Martin, Gary M. Klecka
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