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Class Information
Number: 405/128.4
Name: Hydraulic and earth engineering > Soil remediation > In situ contaminant removal or stabilization > Vacuuming contaminant > With heat
Description: Subject matter wherein the temperature of the soil is elevated to aid in (1) the removal of the impurity or pollutant in the soil or (2) the stabilization of the soil.










Patents under this class:

Patent Number Title Of Patent Date Issued
8366918 Vapor collection and barrier systems for encapsulated control infrastructures Feb. 5, 2013
8365478 Intermediate vapor collection within encapsulated control infrastructures Feb. 5, 2013
8349171 Methods of recovering hydrocarbons from hydrocarbonaceous material using a constructed infrastructure and associated systems maintained under positive pressure Jan. 8, 2013
8267481 Convective heat systems for recovery of hydrocarbons from encapsulated permeability control infrastructures Sep. 18, 2012
8109047 System for recovering hydrocarbons from water-containing hydrocarbonaceous material using a constructed infrastructure Feb. 7, 2012
7862705 Methods of recovering hydrocarbons from hydrocarbonaceous material using a constructed infrastructure and associated systems Jan. 4, 2011
6962466 Soil remediation of mercury contamination Nov. 8, 2005
6951436 Thermally enhanced soil decontamination method Oct. 4, 2005
6945734 In-situ thermochemical solidification of dense non-aqueous phase liquids Sep. 20, 2005
6881009 Remediation of soil piles using central equipment Apr. 19, 2005
6854929 Isolation of soil with a low temperature barrier prior to conductive thermal treatment of the soil Feb. 15, 2005
6824328 Vapor collection and treatment of off-gas from an in-situ thermal desorption soil remediation Nov. 30, 2004
6632047 Heater element for use in an in situ thermal desorption soil remediation system Oct. 14, 2003
6485232 Low cost, self regulating heater for use in an in situ thermal desorption soil remediation system Nov. 26, 2002
6419423 Method for remediating near-surface contaminated soil Jul. 16, 2002
6413016 Methods of extracting liquid hydrocardon contaminants from underground zones Jul. 2, 2002
6183162 Method for treating vapors and liquids recovered from a subsurface remediation process Feb. 6, 2001
5975799 Electro-osmotic infusion for joule heating soil remediation techniques Nov. 2, 1999
5813799 Combustion process and apparatus for removing volatile contaminants from groundwater or subsurface soil Sep. 29, 1998
5788412 Method for in situ contaminant extraction from soil Aug. 4, 1998
5769569 In-situ thermal desorption of heavy hydrocarbons in vadose zone Jun. 23, 1998
5664911 Method and apparatus for in situ decontamination of a site contaminated with a volatile material Sep. 9, 1997
5660500 Enhanced deep soil vapor extraction process and apparatus utilizing sheet metal pilings Aug. 26, 1997
5641245 Apparatus for passive removal of subsurface contaminants Jun. 24, 1997
5441365 Apparatus and process for treating contaminated soil gases and liquids Aug. 15, 1995
5375539 Efficient removal of volatile compounds from soil or water Dec. 27, 1994
5348422 Methods for the formation and operation of an in situ process reactor Sep. 20, 1994
5340236 Burn chamber for use in a system for heated air extraction of contaminants from a soil stack Aug. 23, 1994
5318116 Vacuum method for removing soil contaminants utilizing thermal conduction heating Jun. 7, 1994
5318698 Arrangement for cleaning contaminated ground water Jun. 7, 1994
5271693 Enhanced deep soil vapor extraction process and apparatus for removing contaminants trapped in or below the water table Dec. 21, 1993
5244310 In-situ soil heating press/vapor extraction system Sep. 14, 1993
5213445 System for heated air extraction of contaminants from soil stack May. 25, 1993
5209604 Soil decontamination May. 11, 1993
5190405 Vacuum method for removing soil contaminants utilizing thermal conduction heating Mar. 2, 1993
5169263 In-situ soil decontamination process with sub-surface vapor recovery Dec. 8, 1992
5065819 Electromagnetic apparatus and method for in situ heating and recovery of organic and inorganic materials Nov. 19, 1991
4984594 Vacuum method for removing soil contamination utilizing surface electrical heating Jan. 15, 1991
4846134 Apparatus and method for removing and burning hydrocarbon vapors using an internal combustion engine Jul. 11, 1989
4844807 Insitu hazardous waste treating apparatus and method of using same Jul. 4, 1989
4842448 Method of removing contaminants from contaminated soil in situ Jun. 27, 1989
4529497 Disposal of spent oil shale and other materials Jul. 16, 1985











 
 
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