Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Application No. | Application Title | Issue Date |
| 20120043282 | METHOD AND APPARATUS FOR WASH WATER TREATMENT A waste water treatment apparatus includes a first reservoir for storing waste water interconnected to a second reservoir to receive and store treated water from the first reservoir upon activation of a pump. Operating the waste water treatment apparatus includes receiv... | 02/23/2012 |
| 20110278234 | SEPARATOR APPARATUS AND METHOD A liquid separator including a vessel 172, an inlet 174, a first outlet 176, a second outlet 178, a regulating mechanism 180, and a removal mechanism 182, 184, 199. Within the vessel liquid separates into a lower density fractio... | 11/17/2011 |
| 20110253637 | SPA WATER SANITIZING SYSTEM A method of sanitizing water contained in a spa is provided which comprises installing a chlorine generating cell including a diamond electrode in a filter compartment of the spa, employing a resin-filled calcium remover bag to reduce the hardness of the water, adding s... | 10/20/2011 |
| 20110215053 | Fluid Processing Fluid processing apparatuses and systems are disclosed. In some embodiments the fluid processing apparatuses include a movable enclosure, a plurality of filter housings disposed substantially within the movable enclosure, and a stand disposed within the enclosure. The f... | 09/08/2011 |
| 20110168641 | METHOD AND COMPUTER PROGRAM PRODUCT FOR TREATING LIQUID CONTAINING IMPURITIES A method and a computer program product performs a backwash process, which facilitates a reduction in a reject rate associated with a water treatment tank. A determination is made as to whether or not the water treatment tank is in need of a backwash process, and if so,... | 07/14/2011 |
| 20110168637 | SYSTEM AND METHOD FOR CONTROLLING MULTIPLE SIZED WATER SOFTENING TANKS A water softening system including a first treatment tank having a first water capacity, a second treatment tank in parallel with the first treatment tank and having a second water capacity that is less than the first water capacity, a flow meter connected to the first ... | 07/14/2011 |
| 20110168643 | METHOD AND APPARATUS FOR TREATING LIQUID CONTAINING IMPURITIES A method and an apparatus for treating a liquid containing impurities may include a filtering chamber configured to permit granular media to interact with liquid containing impurities, thereby removing impurities from the liquid to produce filtrate; a filtrate section f... | 07/14/2011 |
| 20110139725 | APPARATUS FOR TREATING POOL WATER, AND IN PARTICULAR SWIMMING POOL WATER, WITH A HALOGEN DERIVATIVE, AND AN ASSOCIATED METHOD OF USING THE APPARATUS The present invention relates to treatment apparatus for treating pool water, and in particular swimming pool water, with a halogen derivative, the treatment apparatus comprising production means for producing said halogen derivative by electrolysis from an aqueous solu... | 06/16/2011 |
| 20110137465 | Portable Water Treatment Method A method that can be used in a portable system and apparatus to effectively and efficiently treat aqueous fluids by quickly and reliably adjusting and controlling the free residual level of disinfectants, contaminants or additives through the addition of one or more tre... | 06/09/2011 |
| 20110089120 | PROCESSING CAPTURED VEHICLE FLUID The present application is directed to a system and method for processing fluid captured from a vehicle surface to provide a desired fluid product. The system includes sensors and control circuitry to determine system fluid volume levels and/or the ambient temperature o... | 04/21/2011 |
| 20110084030 | METHOD AND SYSTEM FOR MONITORING AND/OR TRACKING SODIUM HYPOCHLORITE USE A method of monitoring sodium hypochlorite usage, which includes providing a chemical system comprising: a tank of known capacity mounted upon a scale, the scale being capable of generating a series of signals related to the weight of the tank when empty and at various ... | 04/14/2011 |
| 20110042323 | OIL RECOVERY SYSTEM AND APPARATUS A system and method for cleaning oil spills from the surface of a body of water involves deploying a plurality of remotely guided self-propelled floating liquid hydrocarbons collection and separation apparatus, floating liquid hydrocarbons retention booms and floating l... | 02/24/2011 |
| 20110036779 | Method for separating suspended solids from a waste fluid The disclosure relates to a separation process. An aerated inlet mixture of fluid and solids is fed to a flotation separation vessel and is separated into an upper float layer and a lower clarified layer. The upper float layer is withdrawn from the vessel when the heigh... | 02/17/2011 |
| 20110036783 | SYSTEM FOR REDUCING OVERFLOW DISCHARGES FROM COMBINED SEWER SYSTEM A system for controlling discharges of untreated water from a Combined Sewer System carrying rainwater and sewage from a drainage basin and having a Combined Sewage Overflow for discharging untreated material comprises the following: at least one cistern located within ... | 02/17/2011 |
| 20110011807 | DEVICE AND METHOD FOR OPERATING A FUEL FILTER A device and a method for operating a fuel filter (1) with a diaphragm (16) for cleaning water separated from the fuel, comprising a collecting chamber (9) for the water geodetically arranged at the bottom in a housing (2) of the fuel filter ... | 01/20/2011 |
| 20110000859 | FLUID PURIFICATION LEVEL CONTROL APPARATUSES AND METHODS Apparatuses and methods for level control in a fluid purification apparatus. The apparatuses and methods include a fluid purification apparatus and a level sensor that regulates operation of the fluid purification apparatus. The level sensor may further operate a bypass... | 01/06/2011 |
| 20100314328 | Method and Apparatus for Maintaining Pool Water Levels Utilizing Fluid Controllers and Skimmer Baskets Various methods and apparatus are described for pool water replenishment to desired levels. One embodiment (FIG. 1) depicts a skimmer basket chamber (22) with a skimmer basket (14) inside, designed with a latitudinal mounting plate (26/28) fo... | 12/16/2010 |
| 20100282687 | System and Method for Extraction of Petroleum from Oil/Water Mixture A petroleum from oil/water mixtures extraction method for use as an adjunct to current stationary active second containment methods for industrial oil spill accidents, and as an adjunct to currently used equipment for residual oil removal in clean-out measures for, amon... | 11/11/2010 |
| 20100270243 | METHOD AND SYSTEM FOR PARTICLE REDUCTION A method and system for creating a filter mat on a filter belt to achieve the best possible purification efficiency/particle reduction, and at the same time as the actual supplied fluid amount is processed. The system includes means for measuring supplied fluid amount, ... | 10/28/2010 |
| 20100254868 | PURIFICATION OF A FLUID USING OZONE WITH AN ADSORBENT AND/OR A PARTICLE FILTER A system and method (60) for a purifying a fluid (such as air or water) containing contaminants includes removing the contaminants from the fluid (70) using a capturing device, such as an adsorbent and/or a particle filter. The contaminants may include vol... | 10/07/2010 |
| 20100243561 | LOCAL SEWAGE PROCESSING UNIT, SEWAGE TREATMENT SYSTEM, METHOD OF LOCALLY PROCESSING SEWAGE AND SEWAGE TREATMENT PROCESS A local sewage processing unit is provided that receives sewage from a local source of sewage, extracts water from the received sewage that is suitable for re-use and includes a pump that is configured to pump sewage from a receiving section of the local sewage processi... | 09/30/2010 |
| 20100230365 | Water treatment A system and method for maintaining a body of water in a sanitized condition with use of a halogen and a source of silver ions wherein the halogen is maintained at 50% to 75% less than a recommended halogen level for maintaining the body of water in a sanitized conditio... | 09/16/2010 |
| 20100219135 | METHOD AND APPARATUS FOR CLEANING A FLUID A method and apparatus for cleaning a fluid comprising a fluid supply port for receiving a contaminated fluid; a fluid return port for providing a cleaned fluid; an evaporator for evaporating liquid contaminants from the fluid; a fluid line connecting the evaporator bet... | 09/02/2010 |
| 20100206816 | SEPARATING SAND FROM FLUIDS PRODUCED BY A WELL A settling system may be used to separate and/or remove solid particles, such as sand, from fluids produced by wells. The container of the settling system may be cleaned without need for manned-entry.... | 08/19/2010 |
| 20100193446 | DOWN HOLE SEPARATOR AND FAST FLOW OIL SHIMMER A separation unit for separating oil from oily water has a first oil to water ratio and the separation unit comprises a body which defines an inner chamber and which has a first end-wall and an opposite second end-wall and first and second side-walls that extend between... | 08/05/2010 |
| 20100187186 | SYSTEMS AND METHODS FOR LIQUID SEPARATION An apparatus and method for separating components of a fluid mixture. The apparatus includes a vortex generation zone shaped as an inverse truncated cone, a solids collection zone, a separation zone, one or more fluid inlets, one or more gas inlets, one or more fluid ou... | 07/29/2010 |
| 20100147772 | SCREEN BLOCKAGE MEASUREMENT AND FLOW PERFORMANCE OPTIMIZATION SYSTEM An apparatus and method are provided that enable the control of a screening operation based on a calculated screen blockage percentage and the velocity throughput of the screen. The apparatus includes an upstream level detector, a downstream level detector and a flow de... | 06/17/2010 |
| 20100140184 | METHOD AND DEVICE FOR MAINTAINNING A CONSTANT PH VALUE OF A MEDICAL LIQUID DURING THE DISPENSING THEREOF FROM A CONTAINER The present invention shows a method for the keeping constant of a pH of a medical liquid when draining from a container, wherein CO2 and at least one further gas or gas mixture flows into the container during the draining of the medical liquid CO2... | 06/10/2010 |
| 20100133154 | Apparatus, System and Method for Remediation of Contamination An apparatus, system and method for removing and treating contaminated materials on a bottom of a body of water and introducing growth packets to revitalize the treated bottom of the body of water. The structure may comprise a vessel with an open face. The vessel may be... | 06/03/2010 |
| 20100126940 | UNDERWATER PLASMA PROCESSING APPARATUS AND SYSTEM AND METHOD FOR PROCESSING BALLAST WATER OF SHIP USING THE SAME There is provided an underwater pulse plasma processing apparatus including: a power supply unit for generating pulse power; at least one discharge unit for discharging the pulse power generated in the power supply unit to a water surface including an air layer or to wa... | 05/27/2010 |
| 20100102000 | METHOD FOR FILTERING CHEMICAL A method for filtering a chemical in which a first chemical stored in a first tank is filtered by a filter and a second chemical obtained by the filtering is stored in a second tank has: adding the capture amounts corresponding to the individual first chemicals first to... | 04/29/2010 |
| 20100096339 | Water Denitrification The described implementations relate to water denitrification. One method obtains nitrate levels in influent and effluent of a moving bed media filter and determines carbon levels in the effluent. The method also doses carbon feedstock into the influent based on both th... | 04/22/2010 |
| 20100089838 | FLOOR DRAIN Floor drain with water trap including an upper screen (19) or lip and a lower screen or threshold (32) extending to a higher level (29) than the lower edge of the upper screen, and that the water first flow below the upper screen and thereafter over... | 04/15/2010 |
| 20100043129 | METHOD AND CONTROL SYSTEM FOR PROCESSING GREYWATER The present invention relates to a method for processing greywater, comprising the following steps:—supplying water to a reservoir of a greywater device;—collecting the supplied water in the reservoir;—conducting water out of the reservoir to at least one reservoi... | 02/25/2010 |
| 20100044318 | Nitrification And Denitrification Of Digested Biosolids Processes and apparatus are provided for the nitrification and denitrification of digested biosolids. The rate of nitrification/denitrification is controlled by sensing the amount of oxygen or another parameter in the digested biosolids and adjusting the amount of oxyge... | 02/25/2010 |
| 20100032380 | METHOD AND SYSTEM OF CONTROLLING LIQUID SURFACE LEVEL IN ION-EXCHANGE RESIN TOWER AND INTERFACE LEVEL SENSOR A liquid surface level control method for an ion-exchange resin tower according to the present invention comprises steps of determining an operation signal (S18, S28, S38) of a discharge device of liquid (6) to be discharged from the ion-exch... | 02/11/2010 |
| 20100012593 | PROCESS FOR TREATING WATER A process is disclosed for treating impure water by introducing a solution of electrolyticially generated silver citrate into the impure water wherein the silver is electrolytically generated in a solution of citric acid and water.... | 01/21/2010 |
| 20090321365 | SYSTEM OF WATER TREATMENT The present invention relates to a system for treating contaminated ballast water, comprising water inlets and outlets, piping connected to said inlets and outlets, at least one treatment unit connected to said piping, which treatment unit comprises UV radiation means, ... | 12/31/2009 |
| 20090314722 | SCREEN BLOCKAGE MEASUREMENT AND FLOW PERFORMANCE OPTIMIZATION SYSTEM An apparatus and method are provided that enable the control of a screening operation based on a calculated screen blockage percentage and the velocity throughput of the screen. The apparatus includes an upstream level detector, a downstream level detector and a flow de... | 12/24/2009 |
| 20090308818 | SOLID SEPARATOR A solid separator that uses a rotating screen, having spiral guides at its outer portion, over which a plurality of spiral-shaped scrapers are suspended. An inlet distributor including a plurality of apertures distributes a contaminated liquid flow over the screen, when... | 12/17/2009 |