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Class Information
Number: 405/128.25
Name: Hydraulic and earth engineering > Soil remediation > In situ contaminant removal or stabilization > Vacuuming contaminant > With fluid application
Description: Subject matter wherein a fluid is applied to the soil prior to or during the suction step to aid in (1) the removal of the impurity or pollutant from the soil or (2) the stabilization of the soil.










Sub-classes under this class:

Class Number Class Name Patents
405/128.3 At spaced locations 35


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8360683 Coastal oil recovery system Jan. 29, 2013
7704014 Process for removing contaminants from contaminated soil Apr. 27, 2010
7370445 Sludge removal May. 13, 2008
7364386 In-situ surfactant and chemical oxidant flushing for complete remediation of contaminants and methods of using same Apr. 29, 2008
7326002 Sparge broadcasting in fracture rock Feb. 5, 2008
7077208 Method and system for directing fluid flow Jul. 18, 2006
7021863 In-situ surfactant and chemical oxidant flushing for complete remediation of contaminants and methods of using same Apr. 4, 2006
7007759 Method and system for directing fluid flow Mar. 7, 2006
6979150 In-situ containment and extraction of volatile soil contaminants Dec. 27, 2005
6955501 In-situ process for detoxifying hexavalent chromium in soil and groundwater Oct. 18, 2005
6939085 Soil aerating machine Sep. 6, 2005
6913419 In-situ surfactant and chemical oxidant flushing for complete remediation of contaminants and methods of using same Jul. 5, 2005
6742962 Infiltration and gas recovery systems for landfill bioreactors Jun. 1, 2004
6733207 Environmental remediation system and method May. 11, 2004
6568879 Process for the solvent extraction for the radiolysis and dehalogenation of halogenated organic compounds in soils, sludges, sediments and slurries May. 27, 2003
6533499 Soil and groundwater remediation system Mar. 18, 2003
6517287 Method for removing contaminants from dredge material in an underwater environment Feb. 11, 2003
6464005 Remediation method Oct. 15, 2002
6447207 Air, soil and ground water remediation compositions and methods Sep. 10, 2002
6386796 Composite particles and methods for their application and implementation May. 14, 2002
6379083 Method for the remediation of soil contaminated with organic halide compounds Apr. 30, 2002
6352387 Recirculation-enhanced subsurface reagent delivery system Mar. 5, 2002
6305878 Adjustable depth air sparging well Oct. 23, 2001
6261029 Density-enhanced remediation of non-aqueous phase liquid contamination of subsurface environments Jul. 17, 2001
6254311 Removal of ground contaminents Jul. 3, 2001
6210073 Multi-level fluid transfer apparatus, system and process Apr. 3, 2001
6206098 In situ water and soil remediation method and system Mar. 27, 2001
6190092 Density-enhanced remediation of dense non-aqueous phase liquid contamination of subsurface environments Feb. 20, 2001
6183162 Method for treating vapors and liquids recovered from a subsurface remediation process Feb. 6, 2001
6174107 Device for creation of an oxidation and precipitation zone or a reduction zone in an aquifer Jan. 16, 2001
6158924 Soil and groundwater decontamination system with vacuum extraction Dec. 12, 2000
6109358 Venting apparatus and method for remediation of a porous medium Aug. 29, 2000
6099206 Density modification displacement to remediate contaminated aquifers Aug. 8, 2000
6053249 Method and apparatus for injecting gas into a subterranean formation Apr. 25, 2000
5984578 Apparatus and method for in situ removal of contaminants using sonic energy Nov. 16, 1999
5879108 Air sparging/soil vapor extraction apparatus Mar. 9, 1999
5855775 Microporous diffusion apparatus Jan. 5, 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
5716164 Process for the local treatment of soil in particular for examination and cleaning of contaminated soil Feb. 10, 1998
5690173 Apparatus for enhanced bioremediation of underground contaminants Nov. 25, 1997
5602296 Process for in-situ bidegradation of chlorinated aliphatic hydrocarbons by subsurface hydrogen injection Feb. 11, 1997
5588490 Method and system to achieve two dimensional air sparging Dec. 31, 1996
5584605 Enhanced in situ hydrocarbon removal from soil and groundwater Dec. 17, 1996
5575589 Apparatus and method for removing volatile contaminants from phreatic water Nov. 19, 1996
5553974 Enhanced vapor extraction system and method of in-situ remediation of a contaminated soil zone Sep. 10, 1996
5480549 Method for phosphate-accelerated bioremediation Jan. 2, 1996
5464309 Dual wall multi-extraction tube recovery well Nov. 7, 1995
5406019 Oil spill recovery system Apr. 11, 1995
5402848 Method and apparatus for conducting environmental procedures Apr. 4, 1995

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