Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 8337686 | Electroregeneration apparatus and water treatment method A water treatment apparatus that includes a cation exchange chamber containing a cation exchange resin and an anion exchange chamber containing an anion exchange resin. A bipolar interface is located between the resin chambers and defines a zone of water disassociat... | 12/25/2012 |
| 8221616 | Control valve assembly A control valve assembly (10) controls the flow of water to and from a treatment tank (16) and the regeneration of the treatment material therein. A housing of the valve assembly includes connections for a tank inlet and tank outlet. An inlet chamber (... | 07/17/2012 |
| 7864062 | Apparatus and method for detecting a change in a specific gravity of a fluid Provided is an apparatus for detecting a change in a specific gravity of a fluid surrounding the apparatus wherein the fluid moves upwardly and downwardly with respect to the apparatus. The apparatus includes a housing having a top and a plurality of openings for al... | 01/04/2011 |
| 7608183 | Control valve assembly A control valve assembly (10) controls the flow of water to and from a treatment tank (16) and the regeneration of the treatment material therein. A housing of the valve assembly includes connections for a tank inlet and tank outlet, a inlet chamber ( | 10/27/2009 |
| D575844 | Housing for a water treatment unit | 08/26/2008 |
| 7373949 | Fluid treatment system A control valve for a water treatment system which includes a turbine (110) rotatably mounted within a water receiving chamber. A nozzle assembly (122) defines first and second fluid paths, one of the flow paths may include a fluid pressure response va... | 05/20/2008 |
| 7316774 | Fluid treatment system A reverse osmosis water filtration system has a control housing that contains control components for the filtration system. The control housing may include control components for a membrane flushing system and/or feed water pressurization system for a permeate stora... | 01/08/2008 |
| 7261819 | Water treatment method A water treatment system for removing hard ions from source water. The water treatment system is of the type that includes a pair of ion-exchange water softener tanks connectable to a source of pressurized water and with a water system to supply softened water to th... | 08/28/2007 |
| D538890 | Housing for a water treatment system control valve | 03/20/2007 |
| 7182858 | Multiple barrier filter apparatus A filter apparatus is provided which includes a first filter membrane element (40a), and a second bacterial filter membrane element. The first viral filter element (40a) is capable of treating water at a first second flow rate and is adap... | 02/27/2007 |
| D518876 | Upper housing for a water treatment system control valve | 04/11/2006 |
| 6994794 | Media with germicidal properties Filtration media having germicidal for use in filtering particles and deactivating, removing and/or destroying microorganisms from a feed liquid passing through the media. The filtration media includes an effective amount of at least one germicidal agent associated ... | 02/07/2006 |
| D511559 | Housing for a water treatment system control valve | 11/15/2005 |
| 6962657 | Water treatment system A water treatment system for removing hard ions from source water. The water treatment system is of the type that includes a pair of ion-exchange water softener tanks connectable to a source of pressurized water and with a water system to supply softened water to th... | 11/08/2005 |
| D501240 | Housing for a water treatment unit | 01/25/2005 |
| D499170 | Upper housing for a water treatment system control valve | 11/30/2004 |
| D495030 | Housing for a water treatment system control valve | 08/24/2004 |
| 6764595 | Fluid treatment system A water treatment system having a reverse osmosis unit (14) includes a storage tank (40) having an outer tank housing (42) that encloses an expandable bladder (50). A pressurized region (62) is defined between the outside of the bl... | 07/20/2004 |
| 6528446 | Process for making clay spheroids A process of making ceramic spheroids by firing clay spheroids comprising by weight percent: FeO (3.22-5.21), Fe3 O4 (3.40-5.11), SiO2 (52.49-59.42), CaO (1.99-7.96), MgO (2.81-4.69), Al2 O3 (12.05-17... | 03/04/2003 |
| 6482372 | Process for recovering palladium from a solution A method for selectively separating and recovering palladium from an aqueous palladium/tin catalyst solution. The method includes the steps of adjusting the pH of the aqueous solution to a specified pH range thereby precipitating the tin, and producing a ... | 11/19/2002 |
| 6471876 | Filter media with germicidal properties Filtration media having germicidal properties for use in filtering particles and deactivating, removing and/or destroying microorganisms from a feed liquid passing therethrough. The filtration media includes an effective amount of a germicidal chemically ... | 10/29/2002 |
| 6428708 | Filter apparatus and method A filtering apparatus including a fluid monitoring head and a replaceable filter cartridge removably fastened to the head. The fluid monitoring head includes a shut off mechanism for interrupting fluid flow through the cartridge when a predetermined quant... | 08/06/2002 |
| 6214214 | Water treatment system with purge valve responsive to fluid signals A water treatment system including a pair of water treatment tanks, each tank defining a flow path extending from a tank inlet to a tank outlet and containing a water treatment material disposed along the flow path for treating water as it travels from th... | 04/10/2001 |
| 6106722 | Filtering photoresist-containing liquid A method of filtering feed liquid including a photoresist substance comprises removing cations from the feed liquid using an ion exchange material. A fine particle filter filters the feed liquid and, in particular, removes dissolved solids from the feed l... | 08/22/2000 |
| 5827427 | Tank assembly A tank coupler for releasably interconnecting serially connected tanks. The tank coupler includes threaded engagement portions which are threadedly engageable with ports formed in the tanks. The coupler defines a central fluid passage which receives in a ... | 10/27/1998 |
| 5490932 | Fluid treatment valve system with nozzle driven turbine A control valve for a water treatment system which includes a turbine rotatably mounted within a water receiving chamber. A pair of nozzles communicate water from a water receiving chamber to the turbine in a driving relationship. The nozzles each define ... | 02/13/1996 |
| 5310488 | Water treatment method A water treatment apparatus and method for softening "problem water". The apparatus includes a pair of treatment tank assemblies, each tank including serially connected filter and ion exchange beds. When a tank assembly requires regeneration, the tank ass... | 05/10/1994 |
| 5069779 | Water treatment system A water treatment system including a plurality of treatment tanks containing a water treatment material and defining a fluid flow path through the material extending between a first tank port and a second tank port. A first remotely controlled three way v... | 12/03/1991 |
| 5022994 | Fluid treatment system A method and apparatus for controlling a fluid treatment apparatus that includes a resin tank containing an ion exchange media. A control valve controls the regeneration cycle and includes a regeneration control turbine operatively connected to a regenera... | 06/11/1991 |
