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6284521 |
Strain of Hansenulla californica yeast used for the decomposition of polychlorinated biphenyls
Hansenulla californica yeast strain VKPM Y-2284 is capable of degrading polychlorinated biphenyls (PCBs). The strain may be employed to detoxicate environment media and PCB-containing industrial...
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6284522 |
Isolated and purified DNA molecule and protein for the degradation of triazine compounds
An isolated and purified DNA molecule, and an isolated and purified protein, that are involved in the degradation of s-triazine compounds (e.g., atrazine) are provided. A method for the...
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6281002 |
Method for preserving aqueous solutions or dispersions
The invention relates to a method for preserving aqueous solutions or dispersions containing organic substances, and to an apparatus for carrying out this method and the application of the method....
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6281001 |
Process for controlled composting of organic material and for bioremediating soils
The invention includes a method and apparatus for composting organic material and maintaining composting conditions within preselected limits. Composting according to the method can occur within a...
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6274368 |
Biodegradation of explosives
An enzymically active cell free extract or membrane fraction capable of catalysing the removal of nitrite from hexahydro-1,3,5-trinitro-1,3,5-triazine (RDX) is provided. The cell free extract is...
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H001986 |
Method for removing organic sulfur from heterocyclic sulfur-containing organic compounds
A method for removing sulfur from liquid compositions containing aliphatic or cylic organic sulfur-containing compounds, e.g., dibenzothiophene includes activating the sulfur-containing compound by...
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6268205 |
Subsurface decontamination method
Disclosed is a method of decontaminating subsurface soil and/or groundwater in situ through the underground injection, immediately after mixing, of water and a powderized formulation of a dry...
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6268204 |
Method and device for bioremediation
The degradation of compounds contained in a liquid or solid waste stream is described. The invention provides a system that can be operated economically on a commercial scale that is capable of...
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6268206 |
Bioremediation, detoxication and plant-growth enhancing compositions and methods of making and using such compositions
A composition containing cAMP, cGMP, forskolin, adenylate cyclase or guanylate cyclase and microorganisms is provided to facilitate bioremediation, detoxication and to enhance plant growth in media...
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6267888 |
Biodispersion as a method for removal of hydrocarbon oil from marine aqueous environments
A method for removal of free-floating oil from an aqueous environment by bio-dispersion and bio-utilization comprising the steps of: (i) isolating species/strains of bacteria having an ability...
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6264399 |
Method to remediate soil using a surfactant of a salt of an acrylamidoalkanesulfonic acid-amine reaction product
A method for remediating soil which is contaminated by one or more hydrophobic organic chemicals, comprising: contacting the contaminated soil with an aqueous composition comprising a surfactant...
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6265206 |
Method of using bacterial nitrite oxidizer
The present invention provides an isolated bacterial strain capable of oxidizing nitrite to nitrate and a method of use thereof for preventing or alleviating the accumulation of nitrite in an...
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6265205 |
Enhancement of soil and groundwater remediation
This invention is a novel method for bioremediation of soil and ground water based on supplying hydrogen (H 2 ) to naturally occurring anaerobic bacteria in the soil or ground water. These...
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6258589 |
Methods for providing a chemical to a microorganism
A method and composition for microbial remediation or other treatment of chemicals is described. The method particularly uses solidified oils or oils impregnated into inert particles or particles...
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6254777 |
Process for bacterial treatment of effluents that contain at least one ether
A process for treating aqueous effluents that contain at least one ether, preferably ethyl tert-butyl ether (ETBE) and/or methyl tert-butyl ether (MTBE) and/or tert-amylmethylether (TAME) to reduce...
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6248580 |
Process for the biodegradation of dinitrotoluene
Dinitrotoluene present as a contaminant in a sample, is degraded by the steps of (a) providing a sample comprising dinitrotoluene; (b) adding to the sample at least one bacterial strain capable of...
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6245235 |
System and method of in-situ bioremediation with butane-utilizing bacteria
A system and method are disclosed in which butane-utilizing bacteria are used to degrade pollutants such as trichloroethene (TCE) and trichloroethane (TCA) in-situ at contaminated sites. In a...
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6242244 |
Microbial system for formaldehyde sensing and remediation
Environmental formaldehyde can be detected and remediated in a biological system that incorporates a bacterial cell containing suitable genetic sequences encoding a formaldehyde-inducible...
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6238906 |
Biodegradation of ethers using a bacterial culture
A bacterial culture capable of degrading ethers, especially branched alkylethers including MTBE, under aerobic conditions has been prepared.
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6228263 |
Treatment of sulphate- and metal-containing water
A process for treating sulphate- and metal-containing waste water, includes subjecting, in a reaction stage, the sulphate- and metal-containing waste water to biological sulphate reduction in which...
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6224770 |
Biowall for groundwater remediation
The invention is a system and a method for bioremediating hydrocarbon-contaminated groundwater. The method comprises contacting the hydrocarbon-contaminated groundwater with a source of microbial...
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6224771 |
Organic waste recycling method
A method of recycling organic wastes in which organic wastes such as garbage from households, restaurants are recycled and utilized as a pro-ferment for other organic wastes such as feces and urine...
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6221650 |
Waste treatment with a combination of denitrifying propionibacterium acidipropionici and protease-producing bacillus
Waste such as livestock waste is treated with a combination of protease-producing bacteria and denitrifying bacteria that synergistically reduce nitrogen concentration, and further reduce noxious...
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6218171 |
Microbial methods of reducing technetium
The present invention is directed toward a method for microbial reduction of a technetium compound to form other compounds of value in medical imaging. The technetium compound is combined in a...
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6218172 |
Microbiological method for eliminating halogenated ethenes
Process for the microbiological clean up of halogenated ethenes, characterized in that bacterial strains which are growing with ethene as carbon and energy source and break down halogenated ethenes...
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6214607 |
Method and apparatus for treating perchlorate-contaminated drinking water
A new method of treating water to remove perchlorate contaminant is disclosed. Water is fed through a filter bed containing perchlorate-reducing microorganisms. The microorganisms reduce the...
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6214619 |
Water swellable thermoplastic polyurethane gel bioreactor carrier containing a nutrient substance
A bioreactor carrier is provided using an organic polymer substance having a water absorptivity of 50 to 1,700%, and containing an inorganic salt, organic nitrogen source and/or organic carbon...
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6210955 |
Foam transport process for in-situ remediation of contaminated soils
A process for in-situ remediation of contaminated soil in which at least one treating agent is introduced into the contaminated soil and transported to an underground in-situ treatment zone of the...
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6210579 |
Bioremediation of pollutants with butane-utilizing bacteria
Butane-utilizing bacteria are used to degrade hydrocarbon pollutants such as trichloroethene (TCE). In-situ or ex-situ techniques may be used to reduce or eliminate hydrocarbon pollutants from...
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6203700 |
Process for treating metal-containing acid water
A process for treating metal-containing acid water comprises adding an alkaline aqueous component to metal-containing acid water, thereby to raise the pH of the acid water and to cause metals...
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6204049 |
Fungal compositions for bioremediation
Compositions and methods for bioremediation of sites contaminated with chemical pollutants, wherein survival and colonization of a polluted medium by a fungal microorganism having the capacity to...
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6204048 |
Microorganisms useful for cleavage of organic C-N bonds
A mutant Pseudomonas ayucida strain N o PTA-806 which is able to selectively cleave organic C--N bonds and reduce the nitrogen content of organic carbonaceous materials is described.
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6200475 |
Method of converting organic waste by thermophilic fermentation
A method of converting organic waste to a useful end product by aerobic thermophilic fermentation process within a short period of time, includes the steps of mixing the organic waste that...
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6194197 |
Bioremediation of xenobiotics including methyl tert-butyl ether
Microorganisms capable of co-metabolizing methyl tert-butyl ether are disclosed, along with methods for selecting microorganisms possessing such activity. Methods for bioremediation of...
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6190903 |
Bacteria having ATCC No. 55926 or ATCC No. 202050 capable of biodegradation of wastes
A biologically pure culture of a microorganism is provided designated SH2A and deposited under ATCC Accession No. 55926, or a mutant derived therefrom. Further provided is a biologically pure...
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6187581 |
Process and composition for treating hydrocarbon contaminated material
A composition for treating materials contaminated with hydrocarbon compounds comprises a protein component, a bulking agent and a microbial culture capable of metabolizing the hydrocarbon...
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6183644 |
Method of selenium removal
Dissolved selenium is removed from contaminated water by treating the water in a reactor containing selected endemic and other selenium reducing organisms. Microbes may be isolated from the...
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6184011 |
Method of releasing solid matrix affinity adsorbed particulates
A method of releasing particulates from a solid matrix is provided. The method is effected adding to the solid matrix a degrading enzyme capable of degrading the solid matrix, to thereby release...
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6180381 |
Pseudomonas chlororaphis microorganism, polyurethane degrading enzyme obtained therefrom, and method of use
Wild-type bacteria with polyurethanase activity, and the ability to excrete polyurethanase into a culture medium have been genetically altered to significantly increase their polyurethanase...
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6175052 |
In-situ method for cleaning soil polluted with halogenated products
Described is a method for in-situ cleaning of a soil fraction contaminated with halogenated products, in particular with chlorinated products. This method comprises at least the step of introducing...
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6165356 |
In situ microbial filter used for bioremediation
An improved method for in situ microbial filter bioremediation having increasingly operational longevity of an in situ microbial filter emplaced into an aquifer. A method for generating a microbial...
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6165775 |
Bacillus decomposing turf pseudo thatch and thatch, and a microbial material containing the Bacillus
There are provided Bacillus macerans decomposing turf pseudo thatch and thatch, a microbial mixture composition comprising 1 part by weight of the Bacillus microorganism and 5 to 30 parts by weight...
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6156203 |
Bioremediation of polychlorinated biphenyl pollutants with butane-utilizing bacteria
Butane-utilizing bacteria are used to degrade pollutants comprising polychlorinated biphenyls (PCBs). In-situ or ex-situ techniques may be used to reduce or eliminate PCB pollutants from liquid,...
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6153416 |
Immobilization of microbial cells and enzymes in calcium alginate-polyethylene glycol-polyethylene imide beads
Microorganisms or enzymes immobilized in beads are prepared using a combination of calcium alginate, polyethylene glycol (PEG) and polyethylene imide (PEI). An aqueous solution containing 1-14% by...
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6150157 |
Reductive dehalogenation of organic halides in contaminated groundwater
The invention provides methods and microbial cultures for the bioremediation of organic halide contaminated groundwater contaminated with organic halides, such as di- and trichloroethene. The...
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6143549 |
Fungal inoculum preparation
A fungal inoculum comprising a pelleted nutrient substrate coated with fungal propagules suspended in a hydrophilic material is disclosed.
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6139775 |
Compositions and methods for treating hydrocarbon materials
A biodegradable, non-toxic firefighting concentrate composition. The preferred compositions include 4 to 40 parts of a C 16 -C 18 tertiary amine having 2-10 ethoxy or other solubilizing groups...
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6140475 |
Controlled dissolution crosslinked protein crystals
Protein crystals crosslinked with a multifunctional crosslinking agent are produced that have the ability to change from an insoluble and stable form to a soluble and active form and to release...
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6140106 |
Enzyme-producing strain of Bacillus subtilis
This invention presents a newly discovered, novel strain of Bacillus bacteria that produces lipase enzymes for the degradation of oleaginous materials such as fats, greases and cooking oils,...
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6133004 |
Bioreactor carrier gel prepared from a crosslinked N-vinylcarboxamide resin
A bioreactor carrier is provided composed of a water absorption gel of a crosslinked N-vinylcarboxamide resin which has a great moisture content and excellent physical strength, is not eroded by...
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