In-situ vapor stripping for removing volatile organic compounds

Details In-situ vapor stripping for removing volatile organic compounds In-situ vapor stripping for removing volatile organic compounds

1991-05-10

1993-01-19

Spear, Frank

Liquid purification or separation

Processes

Chemical treatment

210170, 210765, 210806, 210901, C02F 120

Patent

active

051805030

ABSTRACT:
An in-situ system for removing volatile organic compounds (VOCs) from groundwater. The technique includes gas-lift pumping and in-situ vapor stripping.

REFERENCES:
patent: Re33102 (1989-10-01), Visser et al.
patent: 4593760 (1986-06-01), Visser et al.
patent: 4832122 (1989-05-01), Corey et al.
patent: 4886119 (1989-12-01), Bernhardt et al.
patent: 4892688 (1990-01-01), Bernhardt
patent: 4943305 (1990-07-01), Bernhardt
"Examination of Venting for Removal of Gasoline Vapors from Contaminated Soil," prepared by Texas Research Institute, Inc., for the American Petroleum Institute, Mar. 1980 (reprinted in Groundwater Research, 1986).
"In-situ Remediation of Volatile Contaminants in Groundwater by a New System of Underpressure-Vaporizer-Wells", Herrling, B. et al., Proceedings of the Conference of Subsurface Contamination by Immiscible Fluids, Calgary, Apr. 1990.

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