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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8110097 | Circulating water washing system toilet A system in which human waste in toilet water is decomposed and the treated water is circulated as wash water includes a toilet bowl body portion, a soil water storage tank configured to store the soil water discharged from a toilet bowl temporarily, a pump configur... | 02/07/2012 |
| 7846328 | Treatment system for enhanced water and wastewater nutrient removal Disclosed is a wastewater treatment apparatus utilizing time tested techniques for recirculating media treatment with proprietary advancements to produce a system capable of nitrifying and denitrifying wastewater through the use of passive calcium carbonate and orga... | 12/07/2010 |
| 7799217 | System for solvent purification A system and a method for solvent purification is provided. The system includes a solvent storage tank and a filter coupled to the tank for filtering out moisture from the solvent. The method includes providing a tank to hold the solvent being purified, providing a ... | 09/21/2010 |
| 7445707 | Waste effluent treatment system A waste treatment system that removes as much of the inorganic and organic solids as possible prior to treating the collected waste material in treatment lagoons. First, inorganic solids, such as sand, are removed, if needed. Then coarse solids are removed, includin... | 11/04/2008 |
| 7442298 | High-denitrification shared type orbal oxidation ditch A high denitrification shared type Orbal oxidation ditch, pertaining to water treatment technical field, comprises an outer channel, a median channel, an inner channel, all of ellipse, and a secondary deposition tank. Wherein, the length of the outer channel is prol... | 10/28/2008 |
| 7442297 | Remote water dispensing device and methods for operating such remote water dispensing devices A water dispensing device for dispensing water at a location remote from a water purification unit and methods of using the water dispensing device and methods of operating such remote water dispensing devices. The water dispensing device includes a dispensing gun, ... | 10/28/2008 |
| 7431834 | Waste water and sludge treatment apparatus In a system for separating crystals from sludge, or from separated water generated when sludge is subjected to a concentration process or a dewatering process, aspects of both phosphorus removal and phosphorus recovery can be satisfied, MAP having a high degree of p... | 10/07/2008 |
| 7396453 | Hydraulically integrated solids/liquid separation system for wastewater treatment A system and method for treating wastewater includes a treatment container for receiving and treating wastewater and a mixing/aeration system disposed in the treatment container. Wastewater is pumped under pressure from the treatment container through a solids/liqui... | 07/08/2008 |
| 7374677 | Two stage hemofiltration that generates replacement fluid The present invention relates to a system for two-stage blood dialysis of a patient. In one embodiment, the system comprises a first filtration device for receiving the blood from the patient and for producing a first filtrate and processed blood. The system further... | 05/20/2008 |
| RE40310 | Water purification system and method including dispensed volume sensing and control A water purification system for purifying water flowing through a water flow path. The system includes a water purification device having an inlet and an outlet in the water flow path and at least one interior volume communicating with the inlet and outlet. A purifi... | 05/13/2008 |
| 7357862 | Fluid conditioning system and method An exemplary method and system for reducing or eliminating the formation of solid precipitates/deposits of a flowing fluid, such as oil, or for reducing or eliminating existing solid precipitates/deposits contained in a flowing fluid, is provided. A fluid conditioni... | 04/15/2008 |
| 7350961 | Agitation mixer, pasteurizer, and cleaning device Dissolution of a raw material, fusion of a raw material, or treatment for enhancing the fluidity of a raw material is completed in a short time by an agitation mixer 10 comprising a casing 20 in which a flow channel allowing the passage of fluid is mou... | 04/01/2008 |
| 7335296 | System and device for processing supercritical and subcritical fluid A system for processing supercritical and subcritical fluid capable of bringing the inside of at least one processing container (1) formed in a flow passage into a supercritical or subcritical high pressure field, wherein thermal operation is applied to proce... | 02/26/2008 |
| 7332077 | Methods for biological treatment of waste waters In a vertical shaft bioreactor, improved devices and methods are provided for enhanced secondary and/or tertiary treatment of wastewater, including residential, municipal and industrial wastewater. The devices and methods of the invention are useful for enhanced sec... | 02/19/2008 |
| 7332083 | Process and device for biological treatment of a suspension in a bioreactor A process and a device for biological treatment of a suspension in a bioreactor is described, which is made especially as a loop reactor with a central guide pipe (2) and gas injection (3). In order to be able to use the bioreactor for treatment of ren... | 02/19/2008 |
| 7318893 | Apparatus for offering and dispensing mineral water suitable for consumption An apparatus for presenting and dispensing mineral water suitable for consumption, characterized in that the apparatus is arranged to generate the mineral water from mains water and is provided with a mains water inlet, water processing means for obtaining the miner... | 01/15/2008 |
| 7314548 | Bioventing remediation system Bioventing systems create a bacterial treatment zone at a contaminated site by supplying a hydrocarbon food source to the treatment zone, and recirculating the hydrocarbon to the treatment zone. The bioventing systems may inject, circulate, extract and reinject hydr... | 01/01/2008 |
| 7314554 | Extracorporeal blood treatment machine The invention relates to an extracorporeal blood treatment machine in which a blood circuit (3) is equipped with an inlet line leading to a filtration unit (2) and with an outlet line (3b) from the filtration unit; a fluid circuit compris... | 01/01/2008 |
| 7314140 | Apparatus and method for separating materials A material separator for separating at least two different materials of differing densities and/or sizes of particles. The material separator generally includes a tank containing a flocculent, a circulation system for circulating flocculent within the tank and a pai... | 01/01/2008 |
| 7309433 | Fluid bed expansion and fluidisation Method and apparatus (8) in which a biomass is carried on a substrate which is fluidised. The fluidised substrate has below it a lazer of distributor particles through which the fluidising medium passes prior to contact with the fluidised substrate and biomas... | 12/18/2007 |
| 7309432 | System and method for eliminating sludge via ozonation A system and method for the treatment and reduction of sludge via ozonation in a wastewater treatment process is disclosed. The sludge treatment system comprises: a sludge ozonation reactor coupled to an activated sludge treatment basin and adapted to receive a liqu... | 12/18/2007 |
| 7293909 | Apparatus and method for mixing by agitation in a multichambered mixing apparatus including a pre-agitation mixing chamber An apparatus for agitation mixing comprises a casing including a flow channel through which fluid passes, an agitation body consisting of a shaft installed in the casing and connected to a motor and an agitation blade mounted on the perimeter of the shaft, a powder ... | 11/13/2007 |
| 7294226 | Method of removing high density stickies from secondary papermaking fibers A hybrid method for processing papermaking fibers to remove high density stickies typically includes utilizing a multistage array of forward cleaners coupled with a flotation cell which increases overall efficiency of the system. In a preferred embodiment, a first r... | 11/13/2007 |
| 7267766 | Method and apparatus for aerating a surface layer in a stratified liquid body A method and apparatus for aerating a surface layer in a stratified liquid body using a depth-adjustable, fine bubble, surface layer aeration unit comprising: a body comprising at least one hollow internal structure; | 09/11/2007 |
| 7267764 | Apparatus for removing nitrogen An apparatus for removing nitrogen is provided herein. In the apparatus, the nitrogen is removed from wastewater containing a BOD component and ammonium nitrogen by anaerobic ammonium oxidation. The apparatus includes a distributor, which distributes the wastewater ... | 09/11/2007 |
| 7255116 | Stripe removal system A system for removing paint and other coatings from hard surfaces is mounted on a truck for over-the-road travel. The truck bed carries a high power vacuum pump, a self propelled tractor with an attached blast head, a liquid reservoir, a sump or vacuum tank, and a r... | 08/14/2007 |
| 7255233 | Method and apparatus for separating mixed plastics using flotation techniques A method and apparatus are provided for separating mixed plastics using flotation techniques including a first stage initial washing tank for washing of incoming plastics and providing a first separation process and at least one separation module. The first stage in... | 08/14/2007 |
| 7247146 | Support element for an integrated blood treatment module, integrated blood treatment module and extracorporeal blood treatment apparatus equipped with said integrated module The invention relates to support element (4) comprising a main body (6) having a front wall (25) and a peripheral wall (32) projecting away from the front wall. The front wall and the peripheral wall define a housing compartment (33 | 07/24/2007 |
| 7244354 | Ozone irrigator This portable appliance can be used to clean teeth by liquid (water or solution) containing dissolved ozone, which is a potent oxidizer and germ killer. Preferably, its cleaning action is enhanced by pulsations of the liquid stream. The dissolved ozone can reduce or... | 07/17/2007 |
| 7232418 | Support element, an integrated module for extracorporeal blood treatment comprising the support element, an apparatus for extracorporeal blood treatment equipped with the integrated module, and an assembly process for an integrated module for extracorporeal blood treatment An integrated module for extracorporeal blood treatment has a flat-shaped support element which exhibits on an internal face thereof a complex of fluid distribution lines and on an external face thereof a high-flow dialyzer. The support element has a base body which... | 06/19/2007 |
| 7226538 | Fluid processing apparatus Systems and methods handle air and rinsing fluid during fluid processing. The systems and methods eliminate air from a fluid processing system prior to, during, and after use. The systems and methods provide a connector assembly for establishing fluid flow from a fl... | 06/05/2007 |
| 7223336 | Integrated blood treatment module and extracorporeal blood treatment apparatus The invention relates to an integrated blood treatment module (1) comprising a support element (4) and a fluid distribution circuitry associated thereto; the distribution circuitry comprises at least a blood line (44), a portion of which is secu... | 05/29/2007 |
| 7214312 | Fluid circuits, systems, and processes for extracorporeal blood processing A sterilized fluid management kit for use in renal replacement therapy isolates a replacement fluid container from touch contamination and provides for sterilization of replacement fluid by filtering using an installed filter that is hermetically connected to the re... | 05/08/2007 |
| 7192217 | Baffle apparatus A baffle apparatus and method for directing fluid flow to reduce damage to an energy dissipating basin that includes an inlet, an outlet, a floor, a sidewall that extends upward from an edge of the floor, and an opposing sidewall that extends upward from an opposing... | 03/20/2007 |
| 7186335 | Process and device for biological treatment of a suspension in a bioreactor with integrated hydraulic top scum treatment A process and a device for biological treatment of a suspension in a bioreactor, wherein the suspension is circulated, at least some of the suspension is routed through a vertically aligned guide zone in the bioreactor so that a vertical flow of the suspension is pr... | 03/06/2007 |
| 7186332 | Orbital wastewater treatment system with combined surface aerator and submerged impeller An orbital wastewater treatment system includes a tank and a partition disposed in the tank to define a pair of channels in the tank. The tank has a turning wall bounding contiguous portions of the channels. The partition has an end spaced from the turning wall, whe... | 03/06/2007 |
| 7182872 | Struvite crystallization The present invention provides a method and apparatus for removing phosphorus from phosphorus containing waste. In one embodiment, the method is preferably carried out by contacting the phosphorus containing waste with a non-cellular membrane and precipitating phosp... | 02/27/2007 |
| 7179374 | Device for shear-thinning of solids containing material The invention relates to a device to be used in connection with thickening and clarifying apparatuses for shear-thinning of solids containing material, such as slurry, which device contains one conduit for feeding material to be shear-thinnned and another conduit fo... | 02/20/2007 |
| 7172687 | Wastewater treatment system A water treatment system for treating water. The water treatment system includes a primary water treatment station and a solid-based sulfurous generator downstream from the primary water treatment station for producing aqueous sulfurous acid for further treatment of... | 02/06/2007 |
| 7172691 | Method and system for removal of contaminants from aqueous solution A system and method for removal of uranium and other contaminants from aqueous solution, utilizing live algae, are described. The system includes a bioreactor, in which a reaction mixture of live algae, preferably photosynthetic algae, and contaminated solution are ... | 02/06/2007 |
