Class / Patent application number | Description | Number of patent applications / Date published |
210632000 | Treating by enzyme | 37 |
20080257821 | Dewatering Whole Stillage - The present invention relates to a method of dewatering whole stillage comprising subjecting whole stillage to one or more enzymes capable of degrading a whole stillage component and separating the material obtained in step i) into a solid fraction and a liquid fraction. | 10-23-2008 |
20080264861 | SEPTIC SYSTEM CLEANING - A composition including the fermentation supernatant from a fermentation of yeast is intended to be conveniently introduced through the wastewater plumbing system of a private home or other facility into a septic system servicing the home or other facility to substantially accelerate the ability of the bacteria resident in the septic system to substantially digest biologically available organic compounds present in the septic system, and methods of accomplishing the same. | 10-30-2008 |
20080296222 | Enhanced Slurrification Method - A method of slurrifying oil contaminated materials by introducing a microemulsion or microemulsion-forming surfactant(s) to the material and subjecting the mixture to suitable shear or mixing forces to suitably blend such mixtures. The method may be applied directly to wastes such as waste drill mud cuttings and muds, emulsions, sludges, or soil substrates contaminated with water and/or oil drilling fluids in order to both reduce the viscosity and improve the lubricity, wetting, and flow properties of the substrate. | 12-04-2008 |
20080296223 | BIOREMEDIATION METHODS USING FUNGAL COMPOSITIONS - The invention provides compositions derived from brown-rot fungi that are suitable for use in bioremediation and similar applications where it is desirable to transform a target compound, often a toxic organic compound, into a different compound or compounds having more acceptable properties. The compositions are suitable for treating aqueous solutions or suspensions to reduce the amount of an undesired organic compound present, usually as one step in a treatment process to render the solution or suspension more suitable for environmental release. The invention also provides improved methods for growing fungal cultures for production of culture fluids. | 12-04-2008 |
20090107914 | Novel plant gene and uses thereof - A novel gene isolated from | 04-30-2009 |
20090173689 | Generation of Triacylglycerols from Gums - A method is disclosed for the generation of triacylglycerols from gums that have been separated from an oil product. The gums are treated with an enzyme having PLC activity, which results in the formation of diacylglycerols and phosphates, and treated with an enzyme having PLA activity, which results in the formation of lyso-phospholipids and free fatty acids. The diacylglycerols and the free fatty acids from these two separate reactions then combine in the presence of the enzymes to generate new triacylglycerol molecules. | 07-09-2009 |
20100078381 | Covalently Immobilized Enzyme and Method To Make The Same - A composition of enzyme, polymer, and crosslinker forms a network of covalently bound macromolecules. The covalently immobilized enzyme preparation has enzymatic activity, and retains stable activity when dried and stored at ambient conditions. Methods for preparing an immobilized enzyme and methods for using the enzyme are disclosed. | 04-01-2010 |
20100116735 | METHOD OF MONITORING AND CONTROLLING BIOLOGICAL ACTIVITY IN BOILER CONDENSATE AND FEEDWATER SYSTEMS - A method of monitoring and optionally controlling the biological activity in a boiler condensate and/or feedwater system is disclosed. The methodology involves looking at the amount of ATP in a boiler fluid. | 05-13-2010 |
20100314314 | DIALYSIS TREATMENT DEVICES FOR REMOVING UREA - Dialysis treatment devices and methods for removing urea from dialysis waste streams are provided. In a general embodiment, the present disclosure provides a dialysis treatment device including: 1) a first filter having a filtration membrane, 2) a urea removal unit having urease and in fluid communication with the first filter, and 3) a second filter having an ion rejection membrane and in fluid communication with the first filter and the urea removal unit. | 12-16-2010 |
20110272352 | MEMBRANE ELECTROLYZER AND HEMODIALYSIS SYSTEM USING THE SAME - A sorbent hemodialysis system includes a dialyzer configured to receive a flow of clean dialysate from a reservoir and to output an unclean dialysate flow. The system also includes a sorbent component having a urease section and a sorbent section through which the unclean dialysate flow from the dialyzer passes, wherein the sorbent component removes urea from the dialysate. The system further comprises a membrane electrolyzer that receives at least a portion of said clean dialysate flow and separates the dialysate flow into an acidic component flow and a base component flow. A mixing conduit combines the base component flow from the membrane electrolyzer and an output dialysate solution from the urease section of the sorbent component to separate the dialysate solution into an ammonia gas amount and ammonia liquid amount. A gas vent is used to vent the ammonia gas amount, and the sorbent section with a suitable amount of zirconium phosphate (ZrP) removes the ammonia liquid amount from the unclean dialysate flow before flowing the clean dialysate to the reservoir. The system can further include a second mixing conduit upstream of the sorbent section of the sorbent component, the second mixing conduit combining the acidic component flow and the ammonia liquid amount in the dialysate solution to increase the pH of the dialysate solution to about 7.5 prior to returning to the reservoir. | 11-10-2011 |
20110278223 | Enzyme-Assisted Effluent Remediation - This invention relates to methods to reduce the levels of contaminants in effluent produced in industrial operations, e.g., refinery operations. The invention relates to method to reduce the level of organic contaminants in industrial effluent wherein said effluent lacks sufficient dissolved oxygen to support enzymatically-catalyzed removal of organic contaminants comprising adding to the effluent one or more enzymes in an amount effective to reduce the level of organic contaminants in said effluent, wherein said enzymes require oxygen for enzymatic activity; and adding an in-situ source of dissolved oxygen. The enzyme may be an oxidoreductase (laccase, tyrosinase, or other oxidoreductase enzyme which requires oxygen for enzymatic activity). | 11-17-2011 |
20120024783 | Oxidative Decolorization Of Dyes With Enzymatically Generated Peracid Method, Composition And Kit Of Parts - Described are compositions and methods for the decolorization of dye molecules in an aqueous medium using enzymatically-generated peracid. | 02-02-2012 |
20120111793 | AMMONIA-PEROXIDE WASTEWATER TREATMENT SYSTEM - A method of treating wastewater containing peroxide and ammonia includes performing a first stage peroxide pretreatment of the wastewater with a catalyst, and performing a second stage ammonia separation of the peroxide treated wastewater by a distillation process, thereby producing a concentrated ammonium hydroxide end product that is separated from the wastewater. | 05-10-2012 |
20130026094 | Septic System - A system and method includes an aeration subsystem that excites enzymes in the liquid waste passing through the septic system. The aeration subsystem includes a compressor section that compresses the liquid waste and an injector section that injects oxygen into the compressed liquid waste. The system further includes a driver subsystem for driving the compressor section and a control subsystem for activating and deactivating the driver subsystem. | 01-31-2013 |
20130026095 | Methods for Enhancing the Dewaterability of Sludge with -Alpha-Amylase Treatment - The present invention relates to enhancing sludge dewaterability by adding an alpha-amylase to the sludge prior to conventional conditioning and dewatering operations. | 01-31-2013 |
20130048559 | Method of Preparing a Substrate for Immobilization of Functional Substances Thereon and the Substrate Obtained Therefrom - A substrate having compounds disposed thereon for immobilizing a functional molecule, each compound having a chain comprising: a moiety R that is chemically coupled to the substrate, said moiety R being selected from the group consisting of an ether, ester, carbonyl, carbonate ester, thioether, disulfide, sulfinyl, sulfonyl, and carbonothioyl; and an epoxide-containing moiety that is coupled to the moiety R by a linker comprising at least one nucleophilic group. Methods of preparing the substrate and use of the substrate are also disclosed. | 02-28-2013 |
20130075330 | Method and Apparatus for Processing Wastewater after De-sizing - Disclosed is a method for processing wastewater after de-sizing. The method includes the step of executing a preliminary treatment on the wastewater to intercept slurry and to stabilize the quality of the wastewater, the step of reducing the pH of the wastewater to a range between 6.0 and 7.5, the step of providing a refractory degradation material | 03-28-2013 |
20130161255 | MICROWAVE PROCESSING OF WASTEWATER SLUDGE - Methods for treatment of sludge with microwave irradiation for improving its dewatering are provided. In one embodiment, the method includes exposing the sludge to microwave irradiation at a power density of between about 3 W/ml and about 17 W/ml. Turbidity, total solids content and overall dewaterability are improved when the microwave irradiation treatment is combined with another method for dewatering sludge, such as enzyme treatment, conditioning with a flocculating agent and mechanical dewatering. | 06-27-2013 |
20130193070 | METHODS AND COMPOSITIONS USING ZINC FOR REMOVING PHOSPHATES FROM WATER - A zinc compound and methods for use in removing phosphate from water. Preferably the compound is used in removing phosphate from water in swimming pools, spas, and similar structures. Several water treatment techniques are disclosed, as well as a variety of different methods for delivery of the active ingredients. These delivery methods include use of a slurry of the active reagent in solution as well as a tablet, powder, or granulated structure. Additionally, the water treatment techniques may incorporate the use of a combination including both enzymatic compositions and compounds for phosphate removal. | 08-01-2013 |
20130193071 | REMOVAL OF SELENOCYANATE OR SELENITE FROM AQUEOUS SOLUTIONS - The invention relates to a process for removing selenocyanate or selenite from industrial effluents (from hydrocaron processing industry, acid water, flue gas desulpurization) by contacting the aqueous effluent with a phenol oxidizing enzyme (peroxidase, laccase) and suitable oxidizing agent (hydrogen peroxide, oxygen). The method results in formation of elemental selenium, a Se (VI) salt and/or organoselenium compounds, such as selenate. Use of phenol oxidizing enzyme for removing slenocyanate or selenite from an aqueous solution. | 08-01-2013 |
20130220922 | METHOD AND SYSTEM FOR MONITORING PROPERTIES OF AN AQUEOUS STREAM - The invention concerns an online method and system for monitoring properties of an aqueous stream of an industrial process. The method comprises providing an initial aqueous stream originating from said process, the aqueous stream containing solid matter exhibiting a first settling behavior; adding modifying agent to the initial aqueous stream at an addition rate sufficient to provide a modified aqueous stream containing solid matter exhibiting a second settling behavior different from the first settling behavior; conducting a sample of the initial aqueous stream or modified aqueous stream, any combination stream comprising the modified aqueous stream or any substream of the modified aqueous stream batchwise from a sampling point to a settling vessel having a volume; and measuring the settling behavior of the solid matter in the sample locally in the settling vessel as a function of time. The invention can be used for efficient monitoring and, optionally, controlling the degree of agglomeration of pulp and paper or board manufacturing processes. | 08-29-2013 |
20130306556 | METHOD AND A DEVICE FOR TREATING EFFLUENT SEAWATER FROM A SEAWATER SCRUBBER - A gas cleaning system including a wet scrubber ( | 11-21-2013 |
20140061127 | Urea-based system for energy and waste recovery in water recycling - The invention presents a urea bio-electrochemical (UBE) system to achieve resource recovery from water recycling systems. A GAC-urease bioreactor was used to recover urea from wastewater stream, and converted to ammonia. Then, the ammonia produced was used to feed an electrochemical cell to gather electrical energy. The invention shows the feasibility of using the UBE system in combination with a forward osmosis subsystem for water reclamation. | 03-06-2014 |
20140069866 | METHODS AND COMPOSITIONS FOR REMOVING PHOSPHATES FROM WATER - A zinc compound and methods for use in removing phosphate from water. Preferably the compound is used in removing phosphate from water in swimming pools, spas, and similar structures. Several water treatment techniques are disclosed, as well as a variety of different methods for delivery of the active ingredients. These delivery methods include use of a slurry of the active reagent in solution as well as a tablet, powder, or granulated structure. Additionally, the water treatment techniques may incorporate the use of a combination including both enzymatic compositions and compounds for phosphate removal. | 03-13-2014 |
20140097138 | Septic System - A system and method includes an aeration subsystem that excites enzymes in the liquid waste passing through the septic system. The aeration subsystem includes a compressor section that compresses the liquid waste. The method includes mixing enzymes into the fluid waste material, compressing the fluid waste material with the compressor, injecting air into the compressed fluid waste material, and determining whether the fluid waste material is at a desired cleanliness, and if not, recirculating the fluid waste material through the compressor. | 04-10-2014 |
20140183130 | MATERIAL FOR SEPARATION OF A BIOMOLECULE - A Product is described and which contains at least one type of ligand bound to a separation material and which allows selective binding or cleavage of a biomolecule for example in human blood. | 07-03-2014 |
20140190885 | FLUID CIRCUITS FOR SORBENT CARTRIDGE WITH SENSORS - A system for measuring at least one fluid characteristic at various stages within a sorbent system that has a sorbent cartridge that has at least one material layer and at least one fluid passageway in at least one location in the sorbent system to provide a diverted sample stream from the various stages. At least one fluid characteristic of the diverted sample stream is measured. | 07-10-2014 |
20140190886 | RECIRCULATING DIALYSATE FLUID CIRCUIT FOR BLOOD MEASUREMENT - A blood based solute monitoring system for measuring at least one blood solute species that has a first recirculation flow path in fluid communication with a dialyzer. The first recirculation flow path is configured to allow a fluid to recirculate through a dialyzer such that the concentration of at least one solute species in the fluid becomes equilibrated to the solute species concentration of the blood in a blood compartment of the dialyzer. The blood solute monitoring system has at least one sensor to measure a fluid characteristic. | 07-10-2014 |
20140197100 | METHODS AND COMPOSITIONS FOR REDUCING BISPHENOL A RELEASE - Disclosed are methods, compositions and systems pertaining to polymer coatings that entrap enzymes, specifically enzymes capable of reducing carboxylic acids. | 07-17-2014 |
20140263049 | Methods for Enhancing the Dewaterability of Sludge with -Alpha-Amylase Treatment - The present invention relates to enhancing sludge dewaterability by adding an alpha-amylase to the sludge prior to conventional conditioning and dewatering operations. | 09-18-2014 |
20140360935 | METHOD AND DEVICE FOR TREATING BALLAST WATER - For treatment of ballast water, on uptake of ballast water into a ship, equilibrium peracetic acid and catalase are added to the ballast water, wherein equilibrium peracetic acid is added in an amount of from 5 to 50 mg/l peracetic acid and catalase is added in an amount which within 120 h breaks down the content of the hydrogen peroxide introduced with the equilibrium peracetic acid to less than 2 mg/l in the ballast water. | 12-11-2014 |
20150053614 | Degradation of Hormones Using Recombinant HRP Isoenzymes - The present invention relates to the use of recombinant heme-containing horseradish peroxidase isoenzyme with improved technological properties such as altered glycosylation, improved catalytic properties or improved stability and different ranges of pH optima and improved surface interactions in the treatment of waste water. | 02-26-2015 |
20150129493 | DEVICES, SYSTEMS AND METHODS FOR REDUCING THE CONCENTRATION OF CARBON DIOXIDE IN BLOOD - A method for removal of at least a portion of carbon dioxide from an aqueous fluid such as a blood fluid includes placing a first surface of at least one membrane through which carbon dioxide and at least one acid gas other than carbon dioxide can pass in fluid in contact with the fluid. The membrane limits or prevent passage of the fluid therethrough. A carrier or sweep gas including the acid gas other than carbon dioxide is passed over a second surface (which is typically opposite the first surface) of the membrane so that the acid gas other than carbon dioxide can pass through the membrane into the fluid, and carbon dioxide from the fluid can pass from the liquid, through the membrane, and into the sweep gas. | 05-14-2015 |
20150290386 | EXTRACORPOREAL AUTOIMMUNE SOLUTION THERAPY (EAST) - A therapeutic procedure, Extracorporeal Autoimmune Solution Therapy (EAST), is invented for eliminating pathogenic or pathologic antibodies and immune complexes via affinity column capture, specific enzyme cleavage, and specific immune suppression/immune modulation via reinfusion of the autoantibody Fab, F(ab′) | 10-15-2015 |
20150335807 | REMOVAL OF CARBON DIOXIDE VIA DIALYSIS - A method of reducing the concentration of carbon dioxide in blood plasma includes removing blood from a patient and treating or processing at least blood plasma of the blood by flowing the blood plasma on one side of at least one semi-permeable membrane and flowing a dialysate on the other side of the at least one semi-permeable membrane. The dialysate has a concentration of bicarbonate less than the concentration of bicarbonate in the blood plasma before treating the blood plasma and has a composition such that the blood plasma strong ion difference that results from treating the blood plasma in conjunction with an achieved reduction in blood plasma CO2 concentration results in a blood plasma pH that does not change by more than +/−0.5 during treatment. | 11-26-2015 |
20160114094 | METHOD AND COMPOSITION FOR REMOVING UREMIC TOXINS IN DIALYSIS PROCESSES - A dialysis system comprising: a sorbent cartridge including a zirconium phosphate layer followed by at least one of a urease layer, a zirconium oxide layer, or a carbon layer; a pump in fluid communication sorbent cartridge; and a control unit in operable communication with the pump, wherein the control unit is programmed to cause the pump to pump a dialysis fluid to flow (i) in a first direction through the sorbent cartridge, wherein the zirconium phosphate layer is contacted by the dialysis fluid before the at least one of the urease layer, zirconium oxide layer or carbon layer and (ii) in a second direction through the sorbent cartridge wherein the at least one of the urease layer, zirconium oxide layer or carbon layer is contacted by the dialysis fluid before the zirconium phosphate layer. | 04-28-2016 |
20190143267 | COMPOSITIONS AND METHODS FOR REMOVING AIR POLLUTANTS | 05-16-2019 |