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Class Information
Number: 405/128.75
Name: Hydraulic and earth engineering > Soil remediation > With treatment > Chemical
Description: Subject matter wherein a substance having significant chemical makeup or detail is applied to the soil to aid in (1) the removal of the impurity or pollutant or (2) the stabilization of the soil.










Sub-classes under this class:

Class Number Class Name Patents
405/128.8 With heat 42


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8682584 Nitrogen potential index Mar. 25, 2014
8580114 Processes for remediation of contaminant plumes Nov. 12, 2013
8579544 Combined chemical oxidation/assisted bioremediation of contaminants Nov. 12, 2013
8574441 Process for removing oxidants from water injected into a subsurface aquifer to prevent mobilization of trace metals Nov. 5, 2013
8573143 Method of recycling exhaust emissions Nov. 5, 2013
8557110 Groundwater and subsurface remediation Oct. 15, 2013
8556537 Manganese-mediated redox processes for environmental contaminant remediation Oct. 15, 2013
8550750 Bioremediation process using liquefied petroleum gas Oct. 8, 2013
8540457 Systems, methods and processes for use in providing remediation of contaminated groundwater and/or soil Sep. 24, 2013
8534956 Hand held device for injecting pressurized products into soil Sep. 17, 2013
8475080 Method for remediating arsenic-contaminated soil Jul. 2, 2013
8430598 Method of remediating cyanide-contaminated soil Apr. 30, 2013
8430599 Methods and composition for improving soil quality Apr. 30, 2013
8425151 Soil remediation Apr. 23, 2013
8287210 Sub-aqueous placement of water-based suspensions and method of manufacture and use Oct. 16, 2012
8231305 Remediation of contaminants from in-situ and ex-situ media Jul. 31, 2012
RE43350 Microporous diffusion apparatus May. 8, 2012
8157476 In-situ systems and methods for the immobilization of contaminants Apr. 17, 2012
8061283 Method of recycling exhaust emissions Nov. 22, 2011
7963720 Polymer coated nanoparticle activation of oxidants for remediation and methods of use thereof Jun. 21, 2011
7914232 Method for reclaiming lands polluted by hexavalent chromium Mar. 29, 2011
7901583 Treatment of aqueous suspensions Mar. 8, 2011
7896577 Thixotropic gel for vadose zone remediation Mar. 1, 2011
7887880 Preparation and application of stabilized iron nanoparticles for dechlorination of chlorinated hydrocarbons in soils, sediments, and ground water Feb. 15, 2011
7875188 Treatment of aqueous suspensions Jan. 25, 2011
7828495 System and method of chemical injection using an adjustable depth air sparging system Nov. 9, 2010
7811458 Method for treating aqueous sludge, material so produced and the use thereof Oct. 12, 2010
7748931 Chemical injection using an adjustable depth air sparging system Jul. 6, 2010
7722292 Soil decontamination by mechanically activated oxidation May. 25, 2010
7677836 In-situ surfactant and chemical oxidant flushing for complete remediation of contaminants and methods of using same Mar. 16, 2010
7667087 Soil and water remediation method and apparatus Feb. 23, 2010
7645380 Microporous diffusion apparatus Jan. 12, 2010
7645092 Treatment of in ground chromium ore processing residue Jan. 12, 2010
7635236 In situ remediation of inorganic contaminants using stabilized zero-valent iron nanoparticles Dec. 22, 2009
7595007 Amino acid and carbohydrate polymers for use in soil retention, water conservation, water clarification, and dust control Sep. 29, 2009
7595002 Use of amino acid and carbohydrate polymers in soil retention, water conservation, and water clarification Sep. 29, 2009
7585132 Method for remediating a contaminated site Sep. 8, 2009
7576254 Oxidation of organic compounds at high pH Aug. 18, 2009
7553105 Method and compositions for treatment of subsurface contaminants Jun. 30, 2009
7553423 Method for treating aqueous sludge, material so produced and the use thereof Jun. 30, 2009
7537706 Microporous diffusion apparatus May. 26, 2009
7524141 Treatment of environmental contaminants Apr. 28, 2009
7473372 Oxidation of organic compounds Jan. 6, 2009
7459089 Microporous diffusion apparatus Dec. 2, 2008
7427177 Method of using pulsed ozone to treat soils containing organic contaminants Sep. 23, 2008
7399141 System for removing contaminants from soil Jul. 15, 2008
7361283 Extraction and treatment of heavy metals Apr. 22, 2008
7347647 Composite material for a permeable reactive barrier Mar. 25, 2008
7334965 Method for treating a body of a polluted porous medium Feb. 26, 2008
7301066 Method of making and using nanoscale metal Nov. 27, 2007

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