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5854060 |
Determining biodegradability of aspartic acid derivatives, degradable chelants, uses and compositions
Chelants represented by Formula 1b: ##STR1## are determined to be biodegradable when Distance A is from about 3.8×10 -10 to about 4.6×10 -10 m, Distance B is from about 5.1×10 -10 to about...
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5854061 |
Method for accelerated chemical and/or biological remediation and method of using an apparatus therefor
This invention relates to a method of accelerated remediation or bioremediation of contaminated material using an apparatus comprising means for generating a treated contaminated material...
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5854059 |
Biodegradation of an organic compound and process for upgrading the environment by removing the aforesaid compound
An organic compound is biodegraded using JM1 (FERM BP-5352) by contacting the JM1 with an organic compound and culturing the JM1 in a medium including source of conjugated carbon which is citric...
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5849567 |
Method of decontaminating solid materials contaminated with heavy metals
In a method for reducing the content of heavy metals of solid materials, particularly of soils, a 0.1-10% aqueous solution of chemically modified biomasses of waste and residue materials is applied...
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5843758 |
Enzyme based bioremediation
The present invention provides an E3 esterase from an organophosphate resistant strain of L. cuprina. The invention further provides DNA sequences encoding such E3 esterases and cells transformed...
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5840193 |
Fluid extraction using carbon dioxide and organophosphorus chelating agents
Methods for extracting metalloid and metal species from a solid or liquid material by exposing the material to a fluid solvent, particularly supercritical CO 2 , and a chelating agent are...
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5840571 |
Biological degradation of halogenated components in the unsaturated soil zone
A Process using anaerobic, aerobic, and cometabolizing bacteria to biodegrade halogenated organic compounds in an unsaturated zone lyng between the ground surface and the underlying water table is...
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5839079 |
Method of decontaminating a cementitious or a metallic surface
A method for the decontamination of a cementitious or a metallic surface having contaminants is described. The method comprises the steps of supplying to said surface at least one microorganism...
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5833855 |
Situ bioremediation of contaminated groundwater
A method for removing heavy metals and halogenated hydrocarbons from contaminated groundwaters is provided. The method provides utilizing a treatment solution comprising a soluble source of organic...
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5834264 |
Process for anaerobic production of hydrogen using a delta-proteobacterium
A process for producing hydrogen anaerobically in a culture medium or in the environment using a proteobacteria is described. Preferably the proteobacteria is Desulfovibrio sp. ATCC 55738 (FOX1)....
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5827679 |
Chemical evaluation method
A method of determining the relative impact of a water soluble organic chemical comprising determining the ASRIT value of the chemical, determining the LC50 value of the chemical, determining the...
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5824541 |
Method for accelerated remediation and method of using an apparatus therefor
This invention relates to a method of using an apparatus is provided for the accelerated remediation of treated contaminated material. The material is treated with chemical amendments for...
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5821112 |
Biological odor metabolizing compositions and methods of use
Mixed bacterial compositions minimally contain a mixed population of bacteria including at least one species of Nitrosomonas capable of converting ammonia to nitrite, at least one species of...
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5821113 |
Method of reducing contamination and composition for use in the method
Contamination by organic materials is treated by applying an aqueous composition comprising organisms which are useful in degradation of the contaminant, a nutrient for the organisms and a polymer...
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5817504 |
Method and apparatus for accelerated decomposition of petroleum and petro-chemical based compounds within filter media
There is provided a method and apparatus for accelerating the decomposition of petroleum and petro-chemical based contaminants within expended filter media by exposing the contaminated filter media...
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5811290 |
Bioremediation method of hydrocarbon contaminated soils, water, and/or sludge using urea-surfactant clathrates
A method and composition for enhancing the biodegradation of hydrocarbon contaminated soil, water, and/or sludge are disclosed. The composition comprises an adduct of urea with a non-ionic...
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5810514 |
Method for introducing materials into a medium
A method for introducing materials into a medium including creating passages in the medium with a blast of a pure preselected compressed gas that encourages activity of a preselected entity within...
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5807722 |
Biological production of acetic acid from waste gases with Clostridium ljungdahlii
A method and apparatus for converting waste gases from industrial processes such as oil refining, carbon black, coke, ammonia, and methanol production, into useful products. The method includes...
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5807736 |
Method for biodegradation of aromatic and chlorinated compounds using microorganism strain FERM BP-5102
A bacterial strain J1 (FERM BP-5102) which can effectively degrade aromatic compounds and/or chlorinated organic compounds such as trichloroethylene (TCE) is disclosed. Also the degradation occurs...
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5807724 |
Degradation of petroleum hydrocarbons with organisms encapsulated in wax
Organisms that degrade hydrocarbon-based substances are encapsulated in wax to form organism-containing wax microshells that are used for removing oil-based substances such as oil spills on land...
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5803664 |
Process for remediating soil
A process for remedying polluted soil which comprises the steps of injecting a liquid agent containing a microorganism into the polluted soil, and injecting a gas into a region wherein the water...
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5804424 |
Process for the production of hydrogen using photosynthetic proteobacteria
The invention relates to Proteobacteria that show unusually high level resistance to a wide range of metal oxides and oxyanions and to methods using selected Proteobacteria subgroups for efficient...
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5804432 |
Method and apparatus for treating contaminated water
A method and apparatus for treating contaminated water which includes a bioreactor containing contaminant eating bacteria. The contaminated water is introduced into the lower portion of the...
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5804435 |
Method for obtaining organic solvent-resistant microorganisms and organic solvent-resistant microorganisms obtainable by the method
The present invention provides a method for obtaining organic solvent resistant microorganisms which comprises subjecting a microbial parent strain to mutagenesis and then to selective cultivation...
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5804434 |
Process for removing solvent from soil and debris
A process for removing solvent from soil and debris comprised of the steps of removing the solvent by soil vapor extraction and then washing the soil with a mixture of solvent eating bacteria,...
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5795751 |
Biofilter for removal of nitrogen oxides from contaminated gases under aerobic conditions
A biofilter for reducing concentrations of gaseous nitrogen oxides in a polluted gas comprises a porous organic filter bed medium disposed in a housing, the filter bed medium including a mixed...
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5792650 |
Method for treating waste water
The present invention relates to a method of treatment of waste water which is characterized by removal of both organic substances and phosphorus from phosphorus-containing organic waste water by...
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5780290 |
Non-polluting compositions to degrade hydrocarbons and microorganisms for use thereof
The present invention relates to compositions containing bacteria capable of degrading hydrocarbons, such as petroleum or petroleum products and methods for their use.
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5776763 |
Analytical process to determine biodegradability of chelants containing a double carboxy containing moiety
An analytical process for determining the biodegradability of chelants containing a double carboxyl-containing moiety of specified formula, based on the atomic distances between the carboxyl...
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5777190 |
Method of controlled reduction of nitroaromatics by enzymatic reaction with oxygen sensitive nitroreductase enzymes
A method for the controlled reduction of nitroaromatic compounds such as nitrobenzene and 2,4,6-trinitrotoluene by enzymatic reaction with oxygen sensitive nitroreductase enzymes, such as...
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5773283 |
Systems and methods for biodegradation
The present invention relates to the aerobic reaction of compounds such as aromatic, nitro-aromatic, halo-aromatic, halo-nitro-aromatic, aliphatic and halo-aliphatic compounds with a microorganism,...
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5770436 |
Treatment for contaminated material
A treatment composition for treating contaminated material is disclosed which has water, coal, and an alkali metal carbonate. In another aspect an additional ingredient is a seaweed derivative. A...
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5766929 |
Compositions and method for bioremediation of halogen contaminated soils
The present invention is for bioremediation method and compositions for promoting activity in indigenous micro-organisms, causing the micro-organisms to degrade organic contaminants. The...
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5763815 |
Apparatus for bioemediating explosives
Technology for in situ remediation of undetonated explosive material. A bioremediating apparatus in the form of a storage chamber houses in moist condition type of microorganisms capable of...
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5759402 |
Methods for the remediation of polluted soils
Method for the remediation of polluted soils by using microorganisms under anaerobic conditions wherein the degradation action of pollutants such as tetrachloroethylene, nitrate or nitrite by...
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5753003 |
Method for bio-remedying polluted soil
A method for biologically remedying polluted soil characterized in that pollutant-degrading microorganisms and an agent which accelerates the formation of aggregated structure of soil are fed to...
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5753122 |
In situ thermally enhanced biodegradation of petroleum fuel hydrocarbons and halogenated organic solvents
An in situ thermally enhanced microbial remediation strategy and a method for the biodegradation of toxic petroleum fuel hydrocarbon and halogenated organic solvent contaminants. The method...
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5753494 |
Method and apparatus for treating contaminated soils with ozone
A method and an apparatus for continuously treating an organic compound contaminated soil heap with an ozone containing gas using a closed loop gas recycle system.
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5744337 |
Internal gelation method for forming multilayer microspheres and product thereof
Microspheres, of controllable shape and size, encapsulating active ingredients, are made by the internally controlled gelation of an emulsion including a water-soluble polysaccharide, a salt of a...
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5736669 |
Systems for bioremediating explosives
Technology for in situ remediation of undetonated explosive material. A bioremediating apparatus in the form of a storage chamber houses in moist condition type of microorganisms capable of...
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5736048 |
Biological process of remediating chemical contamination of a pond
In a process of remediating chemical contamination of a pond contaminated with one or more toxic heavy metals or aromatic compounds, the steps include: preparing a silage of grass clippings,...
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5733355 |
Bacterial Preparation for agricultural use
Bacterial preparation which comprises material belonging to genus Bacillus, producing lipopeptides which decrease surface tension of water, and possessing an ability to propagate in soil in the...
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5716839 |
Phytoadditives for enhanced soil bioremediation
A bioremediation process is provided comprising adding cedar pieces to a hydrocarbon contaminated soil in an amount ranging from about 5 to about 15 wt. % based on the weight of the contaminated...
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5711020 |
Method for remediating environmental contaminants
A method and composition for the remediation of environmental contaminants in soil, sediment, aquifer material or water wherein contaminants are first reduced with a reducing agent found in...
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5707857 |
Process for the rehabilitation of soils contaminated by hydrocarbons and other biodegradable substances
The contaminated soil is first treated by spreading a nutrient for aerobic microbial flora of the N/P type in oleophilic form, then by the addition of straw and of a hydrophilic nutrient of the...
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5705690 |
Urea-surfactant clathrates and their use in bioremediation of hydrocarbon contaminated soils and water
One embodiment of the present invention provides compounds comprising an adduct of urea with a non-ionic surfactant. Another embodiment of the present invention, there is provided a composition...
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5700685 |
System to reduce sediment toxicity
A method and apparatus for the treatment of sediment. The apparatus provides a plurality of injection sites for injecting a biochemical oxidant into the sediment. The oxidant is useful for...
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5698441 |
Surfactant formulations containing menthadiene and menthadiene alcohol mixtures for enhanced soil bioremediation
The present invention provides an improved surfactant formulation for enhancing the extent of a bioremediation of hydrocarbon contaminated soil, especially hydrocarbon contaminated soil that has...
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5693527 |
Process for decomposing a chloroorganic compound with microorganism and process for remedying environment with microorganism
A process is disclosed in which a chloroorganic compound is decomposed by means of a microorganism. The relevant microorganisms are induced to do so by contact with an aromatic compound which may...
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5691192 |
Biological filter for removing volatile hydrophobic compounds from gas emissions
Biological filter for removing volatile, hydrophobic compounds, such as toxic styrene, from gas emissions. These are broken down with a fungus, which is immobilized on a carrier of inert material,...
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