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| Number | Title | Issue Date |
| 7938958 | De-aeration system A de-aeration system for a fuel system, the fuel system having a housing for containing a fuel filter element, a fuel inlet and a fuel outlet is disclosed. The de-aeration system includes a de-aeration valve having a valve inlet in a lower face of the valve for conn... | 05/10/2011 |
| 7366843 | Computer system implementing synchronized broadcast using timestamps A computer system may include a system memory, an active device configured to access data stored in the system memory, where the active device includes a cache configured to store data accessed by the active device, an address network for conveying address packets b... | 04/29/2008 |
| 7314572 | Methods of and apparatus for low-angle-tray settling with multi-zone configuration Settleable-particles are separated from a dirty flow of settleable-particles and fluid by trays having a planar section configured with opposed ends and opposed sides, and an entrance edge and an exit edge on opposed ends. The section has opposed side edges, and an ... | 01/01/2008 |
| 7276169 | Method for filtering water in an aquarium, a water cultivation tank and similar water bonds, and corresponding filtering system A method for filtering the water of an aquarium, a water cultivation tank or similar water bonds, by means of a filtering system comprising a closed vessel and defining a chamber, a filtering body housed in the chamber, a circulation pump having a suction duct, comm... | 10/02/2007 |
| 7180287 | Reduction of motion artifacts in NMR NMR spin echo signals, acquired on a MWD logging tool, are susceptible to errors magnetic flux density has a gradient and the magnet on the logging tool is moving relative to the earth. The errors can be corrected by having the excitation pulse cover a smaller or a ... | 02/20/2007 |
| 7179373 | Removing foreign matter from aquarium water Apparatus and method for removing foreign matter from water at selected levels in an aquarium utilize a valving mechanism placed between a skimmer adjacent the upper surface of the water and a lower inlet adjacent the lower bottom of the aquarium, the valving mechan... | 02/20/2007 |
| 7169312 | Methods of and apparatus for collecting sludge from the floor of a settler basin A system meets material collection needs by significantly increasing the flow rate through a header that collects sludge. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or against equipment in the basin. A bearing is... | 01/30/2007 |
| 7163615 | Method of treating substance to be degraded and its apparatus There is provided a method of treating a substance to be degraded comprising the steps of: degrading the substance to produce a degraded product; contacting the product obtained in the degrading step with a liquid; and entrapping a component of the product not trapp... | 01/16/2007 |
| 7159724 | Apparatus for collecting sludge from the floor of a settler basin A system meets needs in sludge collection by significantly increasing the flow rate through a header that collects sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or against... | 01/09/2007 |
| 7125485 | Water cooler/water purification system A water cooler/water purification station that is portable, and small in size that is capable of cooling and purifying about 8 to 15 liters of water per hour between 3 to 10° C. The water cooler/water purification station is equipped with an ultraviolet lamp which ... | 10/24/2006 |
| 7105096 | Collection of sludge from the floor of a basin with multiple balanced-flow headers A method meets needs in material collection by significantly increasing the flow rate through headers that collect sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or against... | 09/12/2006 |
| 7083717 | Water purification apparatus A chlorinator connected to a water system includes a hopper for holding chemical tablets on a perforated bed and an underlying basin. A spray head is supported by the perforated bed and sprays water onto the tablets and parallel to the perforated bed. The basin rece... | 08/01/2006 |
| 7021472 | Collection of sludge from the floor of a basin with multiple balanced-flow headers A system meets needs in material collection by significantly increasing the flow rate through a header that collects sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or again... | 04/04/2006 |
| 7018514 | Method and apparatus for processing substances to be decomposed A method for processing substances to be degraded is provided. The method includes a decomposing step in which a mixed gas containing chlorine and the substances to be degraded is irradiated with light to decompose the substances to be degraded, a contact step in wh... | 03/28/2006 |
| 6998053 | Water desalination process using ion selective membranes The invention is directed to an improved desalination process to produce potable water. The process represents an improvement of hybrid of membrane and desalination technologies. The improvement of the invention comprises the operation of an ion selective membrane a... | 02/14/2006 |
| 6994782 | Apparatus for removing phosphorus from waste lagoon effluent An apparatus and method for removing phosphorus from a wastewater effluent stream from a hog waste lagoon. The wastewater effluent is introduced to the bottom of an inverted cone-shaped continuous crystallizer including a fluidized bed of struvite therein. An effect... | 02/07/2006 |
| 6979399 | Sludge recovery apparatus and method A paint spray booth sludge recovery system, apparatus and method is provided for water washed paint spray booths. The spray booths are used with a tank or pit which can accommodate flotation for removal of spent paint. Preferably, the tank has a drop box section, a ... | 12/27/2005 |
| 6951620 | Apparatus and methods for collecting sludge from the floor of a settler basin A system meets needs in material collection by significantly increasing the flow rate through a header that collects sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or again... | 10/04/2005 |
| 6682654 | Sludge recovery apparatus and method A paint spray booth sludge recovery system, apparatus and method is provided for water washed paint spray booths. The spray booths are used with a tank or pit which can accommodate flotation for removal of spent paint. Preferably, the tank has a drop box ... | 01/27/2004 |
| 6649047 | Protection system to prevent damage to a gas diffusion membrane A protection system arranged to prevent a large trans-membrane pressure difference over a pressure sensitive membrane (4) fitted in a pressure resistant chamber (3), wherein the membrane forms a physical barrier between a liquid and a gas mixture carried ... | 11/18/2003 |
| 6596158 | Waste water filtration tank A waste water filtration tank receives waste water under hydrostatic pressure. The tank collects solids using a filter screen. When the screen becomes clogged with collected solids, liquid is forced into a float chamber which contains a float. As waste wa... | 07/22/2003 |
| 6331255 | Accessible well for brine tank A well (12) outside of a brine tank (10) is provided which provides better accessibility to the brine refill valve (112) or other components within the well. Also, apertures (42-48) of differing elevations above the bottom of the brine tank can communicat... | 12/18/2001 |
| 6264832 | Apparatus for the treatment of rain water An apparatus (18) for receiving rain water from a water collecting means (20) and treating this water according to a treatment cycle. The apparatus has a stop tank (24) to hold incoming water while a treatment cycle is being executed in a main tank (32), ... | 07/24/2001 |
| 6132626 | Liquid filter A filtration unit is provided with a self-cleaning mechanism which backflushes a screening element therein when it becomes blinded by solid material. A reservoir enables a head of screened liquid to be built up above the screening element. Upon blinding o... | 10/17/2000 |
| 6109358 | Venting apparatus and method for remediation of a porous medium This invention relates to generally an apparatus and method for accumulating and discharging a gas under pressure or vacuum to aid the remediation of a contaminated porous medium, such as soil or both. In one aspect, a windmill, an air pump, and a linkage... | 08/29/2000 |
| 6062255 | Float valve assembly for a water purification system A float valve assembly is provided for regulating water inflow to a purification module of a water purification system, such as a reverse osmosis purification module or the like. The float valve assembly is mounted within a reservoir for receiving and sto... | 05/16/2000 |
| 5935428 | Apparatus and method for performing efficient read and write operations in a multiple bus system A bus control apparatus is provided which can control the access timing between a central processing unit and a peripheral equipment without increasing the size and the cost of the entire system. The access timing between the central processing unit and t... | 08/10/1999 |
| 5902477 | Combined sewer overflow and storm water diverter screen A diverter screen for efficiently handling solid and floatable objects in combined sewer overflows and storm water runoff systems is disclosed. The screen is formed of a mechanical bar screen, one or more regulator or overflow chambers, and a deflector pl... | 05/11/1999 |
| 5814213 | Skimming apparatus An improved skimming apparatus for skimming a two component liquid includes a housing mounted to a tank below the normal liquid level for the tank, an outlet for pumping fluid from the submerged housing and an intake structure extending upwardly from the ... | 09/29/1998 |
| 5622619 | Light liquid off-take system for a separator basin Proposed is a light-liquid offtake system designed for installation in a separator basin, the device having a separator tank with an inlet port for the liquid mixture to be separated, an overflow port for light liquid, an overflow port for water, a collec... | 04/22/1997 |
| 5614086 | Method and apparatus for removing contaminants from a water supply A bubble aeration system and method for removing radon and other contaminants from domestic or commercial water supplies in a single tank having a baffle arrangement or channels creating a sinuous water path for a more effective separation of radon from t... | 03/25/1997 |
| 5573677 | Washing machine rinse water recovery apparatus and method A cloudy water recovery and recycling apparatus and method of use. The apparatus recovers cloudy water defined as water recovered from the rinse cycle of a clothes washing machine. The apparatus is comprised of an electronic controller, a storage tank, a ... | 11/12/1996 |
| 5374352 | Universal recycled wash water system A universal recycled wash water plant having a collector tank through which collected wash water and rinse water is channeled to a grease/oil/water separation tank which separates oil and grease from the water and which holds the oil-separated water in a ... | 12/20/1994 |
| 5271808 | Apparatus from waste oil for reclaiming a useful oil product An apparatus and a method are provided reclaiming a useful oil product from waste oil, such as used lubricating oil. The apparatus comprises an oil feed means, a boiler, a heater and a separating means. The heater is used to heat the waste oil in the boil... | 12/21/1993 |
| 5256263 | Method of purifying lacustrine water and filthy water purification A method enabling thorough purification of lacustrine water with simple operation in an energy-saving manner within a short period of time and being free from the possibility of secondary public nuisance, and further a filthy water purification boat for i... | 10/26/1993 |
| 5160607 | Filter for aquarium A filter for aquarium has a housing having a bottom chamber and at least one filter compartment for a filter material located above the bottom chamber, a supply arranged so that water is supplied from above so as to pass the filter compartment and float t... | 11/03/1992 |
| 5149446 | Potable water generator A water generating device for obtaining potable water from inside or outside ambient air, having ducts for bringing a supply of inside or outside ambient air to the device and for releasing the air back outside the device after it has been processed. Ther... | 09/22/1992 |
| 5106512 | Portable air-water generator A water generating device for obtaining potable water from ambient air inside or outside a structure or dwelling, having ducts for bringing this supply of ambient air to the device and for releasing the air back outside the device after it has been proces... | 04/21/1992 |
| 5098585 | Aquarium filter assembly An aquarium filter assembly which can be utilized as a diatomaceous earth filter which is self-priming. The filter includes a housing having a pump means from which depends a filtering element. The water pumped through the filtering element can be directe... | 03/24/1992 |
| 5068030 | Water filtering sterilizing and heating apparatus A water filtering, sterilizing and heating apparatus is provided. The apparatus includes filter tank provided with activated carbon therein, to filter bacteria, miscellaneous impurities and odor in water. The output of the filter is coupled to a microwave... | 11/26/1991 |
