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.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7353268 | Network system, server, web server, web page, data processing method, storage medium, and program transmission apparatus A network system includes a client for browsing a web page, a conversion server for providing a function for performing a predetermined process for the web page, and a web server for storing the web page that includes a function button used to request that a process... | 04/01/2008 |
| 7279083 | Electrodeionisation apparatus An electrodeionisation apparatus comprising, successively: means defining an anode chamber, means defining one or more anion exchange chambers, means defining one or more mixed exchange chambers, means defining one or more cation exchange chambers, and means definin... | 10/09/2007 |
| 7223327 | Method of preparing free polyelectrolyte membranes A releaseable membrane structure for producing a free membrane containing a substrate, a release stratum on the substrate and a membrane stratum on the release stratum. The release stratum and the membrane stratum contain oppositely-charged polyelectrolytes that are... | 05/29/2007 |
| 7214301 | Filter or filter-element for modified electro-dialysis (MED) purposes Filter or filter-element designated for Modified Electro-Dialysis (MED) purposes characterized in that the filter or filter-element comprises a porous, ceramic, mainly uniform material with functional, preferably ion selective groups grafted onto the inner, porous s... | 05/08/2007 |
| 6942810 | Method for treating metal-containing solutions A method for treating an electroless plating liquid or other metal-containing solution that also contains reducing agents. The method includes providing a reaction vessel containing an anode, a cathode, and a hydrogen ion-permeable membrane separating the anode and ... | 09/13/2005 |
| 6913741 | System and process for producing halogen oxides A system and process for oxidizing inorganic or organic species is disclosed. The system and process includes feeding a dilute aqueous alkali metal halite solution into a cation exchange column, wherein the cation exchange column contains a cation exchange material;... | 07/05/2005 |
| 6878258 | Apparatus and method for removing contaminants from semiconductor copper electroplating baths The present invention generally provides an apparatus and method for removing contaminants from a plating solution. The apparatus generally includes a plating cell having an electrolyte inlet and an electrolyte drain, an electrolyte storage unit in fluid communicati... | 04/12/2005 |
| 6758954 | Electrodeionization apparatus with resilient endblock An electrodeionization apparatus comprising an endblock formed from a resilient material, and method for making the same. The resilient material may include various types of thermoplastic elastomers, such as, styrene block copolymers, copolyesters, plolyurethanes, p... | 07/06/2004 |
| 6723218 | System for the electrodialytic regeneration of an electroless bath electrolyte An apparatus for the electrodialytic regeneration of an electroless bath electrolyte. There are diluate compartments through which the bath electrolyte is channeled, concentrate compartments through which a regeneration electrolyte is channeled, an anode, and a cath... | 04/20/2004 |
| 6596145 | Electrodeionization module An electrodeionization (EDI) module is formed from an anode spaced apart from a cathode, one or more waste channels formed between the electrodes and a product channel located inward of the waste channel(s). Ion permeable membranes form the boundary betwe... | 07/22/2003 |
| 6596137 | Bipolar membrane A bipolar membrane which exhibits a low water dissociation voltage for an extended period of time under a high current density condition, and a high current efficiency, without developing blister. The bipolar membrane comprises a cation-exchange membrane ... | 07/22/2003 |
| 6565726 | Electrodeionization apparatus and method of operating the same Feed water, fed through an inlet 6 into a desalting compartment 8, flows around the end 4a of a anion-exchange membrane 4 surrounding an anode 2a. The feed water enters into a portion defined between the anion-exchange membrane 4 and a cation-exchange mem... | 05/20/2003 |
| 6554990 | Process for the manufacture of alkali metal hydroxide Process for the manufacture of alkali metal hydroxide, according to which an electrodialysis cell containing three compartments is used, an aqueous alkali metal halide solution is circulated in a saline compartment of the cell, delimited between an anioni... | 04/29/2003 |
| 6495014 | Electrodeionization substrate, and device for electrodeionization treatment A porous immobilized ion-exchange material is provided. Also provided is an electrodeionization device incorporating the material. A method for subjecting a fluid to electrodeionization, is provided utilizing porous immobilized ion-exchange material. A sa... | 12/17/2002 |
| 6482304 | Apparatus and method of recirculating electrodeionization An electrodeionisation apparatus comprising a first deionising flow path and an integral second deionising flow path is described. The outflow from the first path is held in a holding tank prior to passage through the second flow path, and the outflow fro... | 11/19/2002 |
| 6471867 | Electro-regenerating type apparatus for producing deionized water An electro-regenerating type apparatus for producing deionized water, which comprises an electrodialyzer having cation exchange membranes and anion exchange membranes alternately arranged between an anode compartment provided with an anode and a cathode c... | 10/29/2002 |
| 6461491 | Method and apparatus for electrodialysis processing An electrodialysis apparatus includes a stack of alternating cation and anion semi-permeable, ion-selective membranes disposed between a positive DC potential anode electrode and a negative DC potential cathode electrode. The cation and anion selective me... | 10/08/2002 |
| 6436264 | Apparatus for electrically producing deionized water A cation exchange membrane (11) and an anion exchange membrane (12) are alternately arranged between an anode (20) and a cathode (19). A desalination chamber (14) and a concentrating chamber (15) are alternately formed between both the exchange membranes ... | 08/20/2002 |
| 6379517 | Method and device for electrodialytic regeneration of an electroless metal deposition bath A method and a device for the regeneration of an electroless metal deposition bath containing hypophosphite ions by electrodialysis is described. The method according to the invention and the device differ from the prior art in that the bath solution is l... | 04/30/2002 |
| 6379518 | Electrodeionization apparatus and pure water producing apparatus The electrodeionization apparatus 3A has a plurality of cation exchange membrane and plurality of anion exchange membrane alternately arranged between electrodes in such a manner as to alternately form diluting compartments and concentrating compartments.... | 04/30/2002 |
| 6338784 | Apparatus for producing deionized water An apparatus for producing deionized water, comprising an electrodialyzer having cation exchange membranes and anion exchange membranes alternately arranged to form demineralizing compartments and concentrating compartments and having ion exchangers accom... | 01/15/2002 |
| 6334941 | Apparatus for producing deionized water An apparatus for producing deionized water, which has an ion exchanger accommodated in demineralizing compartments of an electrodialyzer having cation exchange membranes and anion exchange membranes alternately arranged between an anode and a cathode, whe... | 01/01/2002 |
| 6312577 | Continuous electrodeionization apparatus and method A continuous electrodeionization apparatus and method. The continuous electrodeionization apparatus and method provide improved removal of weakly ionized ions, particularly silica. The apparatus and method involves using macroporous ion exchange resins th... | 11/06/2001 |
| 6294066 | Apparatus and process for electrodialysis of salts An apparatus and the process produces salts by an electrodialysis operation. The basic electrodialysis apparatus is a cell having a number of compartments separated by membranes. A DC source is connected to drive a current through a feed stream passing th... | 09/25/2001 |
| 6241866 | Electrodeionization apparatus with fixed ion exchange materials Electrodeionization apparatus for purifying water that includes a cathode, an anode, and a plurality of alternating anion permeable membranes and cation permeable membranes between the cathode and anode that define concentrating and diluting flow channels... | 06/05/2001 |
| 6187201 | System for producing ultra-pure water A system for producing ultra-pure water having an electrodialysis unit 1, which has a membrane selectively permeable to monovalent cations and a membrane selectively permeable to monovalent anions, and a reverse osmosis unit 5 which is connected after the... | 02/13/2001 |
| 6071397 | Apparatus for producing deionized water An apparatus for producing deionized water comprising an electrodialyzer having cation exchange membranes and anion exchange membranes alternately arranged between a cathode and an anode to form demineralizing compartments and concentrating compartments, ... | 06/06/2000 |
| 5837124 | Method and apparatus for preventing scale from precipitating in producing deionized water A method for preventing scale from precipitating and an apparatus for producing deionized water are disclosed. The acidic water produced by electrolysis in the electrolysis unit (30) is introduced into a concentrating compartment (19) in the continuous de... | 11/17/1998 |
| 5738775 | Electrically regenerable desalting apparatus Electrically regenerable desalting apparatus having the desalting compartment packed with ion exchangers produced by utilizing radiation-initiated graft polymerization, in which said ion exchangers are nonwoven fabrics in the form of a fiber assembly and ... | 04/14/1998 |
| 5705046 | Process for treating effluent from flue-gas desulfurization system and apparatus therefor A process for treating effluent from a flue-gas desulfurization system wherein the resulting gypsum is removed, comprises filtering the gypsum and fly ash free effluent by a filter, transferring the filtrate to an electrodialyzer wherein cation-exchange m... | 01/06/1998 |
| 5702582 | Multi-port multi-stream valve apparatus Apparatus for selecting connections from each of two or more inlet streams, at least two of which flow simultaneously, to one or more exit streams of a group of at least two. The apparatus has at least one rotatable first body, a first surface of which is... | 12/30/1997 |
| 5645703 | Electrodialysis-based separation process for salt recovery and recycling from waste water A method for recovering salt from a process stream containing organic contaminants is provided, comprising directing the waste stream to a desalting electrodialysis unit so as to create a concentrated and purified salt permeate and an organic contaminants... | 07/08/1997 |
| 5615764 | Electrolytic ionized water producer A positive electrode made of titanium having its surface electrolytically plated with platinum is disposed at the central position of an electrolytic ionized water producer. A cylindrical anion membrane is annularly arranged spaced from the positive elect... | 04/01/1997 |
| 5558753 | Polarity reversal and double reversal electrodeionization apparatus and method Electrodeionization apparatus having a novel polarity reversal protocol designed to provide continuous, high-quality product fluid is described. The protocol involves substitution of a recirculating fluid stream established in an ion-concentrating compart... | 09/24/1996 |
| 5512173 | Demineralization apparatus and cloth for packing diluting chamber of the demineralization apparatus The invention is a demineralization apparatus comprising an anode chamber disposed at one end of a vessel having an anode at the inside of the anode chamber. A cathode chamber is disposed at the other end of the vessel, having a cathode at the inside of t... | 04/30/1996 |
| 5354515 | Domestic electric appliance A domestic electric appliance comprises a water purifier employing an electrodialyzer. The electrodialyzer includes an anode, a cathode, cation exchange films, and anion exchange films. The cation and anion exchange films are alternately arranged between ... | 10/11/1994 |
| 5353085 | Automatic processor for processing silver halide photographic light-sensitive material An automatic processing system for photographic light-sensitive material, which includes an automatic processor having a processing tank containing a processing solution with which the material is processed, a replenisher of a concentrated processing repl... | 10/04/1994 |
| 5106464 | Decreasing the concentration of hydroxyl ions in aqueous alkaline peroxide solutions Novel methods of decreasing the concentration of hydroxyl ions in an electrochemically generated alkaline peroxide aqueous solution consisting of partial neutralization of a stabilized solution of alkaline hydrogen peroxide, electrodialysis, and dialysis ... | 04/21/1992 |
| 5094732 | Process and apparatus for removing nitrates from a water stream during the treatment of process water Process and apparatus for removing nitrates during the treatment of process water, based on an electrodialysis process where, through the use of suitable membranes (3, 4), a preferential migration of nitrate ions NO3-, and thus selec... | 03/10/1992 |
| 5082549 | Membrane stack unit for multichamber processes A membrane stack unit for performing a multichamber treatment of plural component fluids, composed of a plurality of sealing frames, membranes interposed between the frames, and two end plates with milegrated electrodes disposed at respective opposite end... | 01/21/1992 |
