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| Number | Title | Issue Date |
| 7473339 | Slim cell platform plumbing Embodiments of the invention generally provide a fluid delivery system for an electrochemical plating platform. The fluid delivery system is configured to supply multiple chemistries to multiple plating cells with minimal bubble formation in the fluid delivery syste... | 01/06/2009 |
| 7351314 | Chambers, systems, and methods for electrochemically processing microfeature workpieces Chambers, systems, and methods for electrochemically processing microfeature workpieces are disclosed herein. In one embodiment, an electrochemical deposition chamber includes a processing unit having a first flow system configured to convey a flow of a first proces... | 04/01/2008 |
| 7351315 | Chambers, systems, and methods for electrochemically processing microfeature workpieces Chambers, systems, and methods for electrochemically processing microfeature workpieces are disclosed herein. In one embodiment, an electrochemical deposition chamber includes a processing unit having a first flow system configured to convey a flow of a first proces... | 04/01/2008 |
| 7351322 | Fluorine gas generator and method of electrolytic bath liquid level control A fluorine gas generator for generating fluorine gas by electrolysis of an electrolytic bath comprising a hydrogen fluoride-containing mixed molten salt in which generator the position of the electrolytic bath liquid surface in the electrolytic cell can be safely co... | 04/01/2008 |
| 7337726 | Wind farm An offshore wind farm comprises a plurality of wind turbines. In order to provide such a wind farm with transport between separate wind turbines that can be effected more safely and with less dependence on weather, cable connection is provided between the wind turbi... | 03/04/2008 |
| 7316765 | Apparatus and method for molten salt electrolytic bath control An apparatus for controlling a molten salt electrolyzer in which an electrolytic bath in a solid form as contained in the electrolyzer is melted to automatically attain a state allowing electrolysis, which apparatus comprises detecting means for detecting the change... | 01/08/2008 |
| 7303683 | Microorganism-removing filter medium having high isoelectric material and low melt index binder A filter medium capable of removing microorganisms from a fluid such as water. The filter medium includes particles of activated carbon, particles of a substantially insoluble inorganic material having an isoelectric point greater than the fluid being filtered. A lo... | 12/04/2007 |
| 7288180 | Electric current control method and apparatus for use in gas generators The invention provides a method and apparatus for current control in gas generators capable of generating a fluorine or fluoride gas by and in which the electrolysis can be maintained in an optimum condition, stable operation is possible and no manpower is demanded.... | 10/30/2007 |
| 7090753 | Electrolytic cell for producing charged anode water suitable for surface cleaning or treatment, and method for producing the same and use of the same The present invention provides an electrolytic cell, which can efficiently produce, charged water having an excellent performance of improving surface cleaning or treatment of an object, e.g., semiconductor, glass, or resin and of cleaning and sterilizing medical de... | 08/15/2006 |
| 7070685 | Method and device for decontaminating water which contains metal and/or is radioactively contaminated The invention relates to an efficient process and device for the decontamination of waters polluted with heavy metals, semimetals and/or radionuclides by cation exchange and electrochemical deposition of the anions. ... | 07/04/2006 |
| 7052600 | Apparatus for treating water The inventive method and apparatus for treating water and water systems. The apparatus and method also assures the retention of calcium in drinking water provided to an animal by suppling water to a water feed line which is connected to a drinking device, oxidizing ... | 05/30/2006 |
| 6916443 | High differential pressure electrochemical cell An electrochemical cell capable of operating in pressure differentials exceeding about 2,000 psi, using a porous electrode. The porous electrode comprises a catalyst adsorbed on or in a porous support that is disposed in intimate contact and fluid communication with... | 07/12/2005 |
| 6875331 | Anode isolation by diffusion differentials Embodiments of the invention generally provide an electrochemical plating cell having a cell body configured to contain a plating solution therein. An anode assembly is immersed in a fluid solution contained in the cell body, the anode being positioned in an anode c... | 04/05/2005 |
| 6835295 | Electrowinning cell incorporating metal ion filtration apparatus An apparatus and method for electrowinning metal from ionic solutions is provided wherein ionic solution is subject to nanofiltration. An electrowinning cell (10) includes a reservoir (12) adapted to receive an ionic solution (14). During operat... | 12/28/2004 |
| 6818105 | Apparatus for generating fluorine gas A fluorine gas generating apparatus for generating fluorine gas of high purity by electrolysis of a mixed molten-salt comprising hydrogen fluoride, the fluorine gas generating apparatus comprising an electrolytic cell which is separated into an anode chamber 5 | 11/16/2004 |
| 6793783 | Element for separating an electrolytic tank A separating element for separating the bottom part of an electrolytic tank from the rest of the tank space in connection with the removal of solids settled on the bottom of the electrolytic tank, said separating element being installable in the electrolytic tank an... | 09/21/2004 |
| 6733653 | Electrowinning cell incorporating metal ion filtration apparatus The present invention relates to an electrowinning cell adapted to recover metal ions from a solution as their corresponding elementary metals. The electrowinning cell includes a reservoir and a filter in fluid communication with the reservoir. The filter is operati... | 05/11/2004 |
| 6689259 | Mixed gas generator The present invention is a device, which generates a hydrogen and oxygen gas, preferably used for welding. The hydrogen and oxygen gas is generated by an electrolyzing process. Electrolyte is pumped into the hydrogen-oxygen generator where the gas is sepa... | 02/10/2004 |
| 6638409 | Stable plating performance in copper electrochemical plating A real-time and in-line process control system maintains stable plating performance in copper electrochemical plating IC devices by using a real time, on-line programmable controller. Two or more valves to direct the flow of the electrolyte from the elect... | 10/28/2003 |
| 6627073 | Water treatment device The present invention is directed to a new water treatment device comprising an electrolytic tank to put water in, an electrode provided in the electrolytic tank, a water treating path for pouring, from a pool storing water, the water into the electrolyti... | 09/30/2003 |
| 6582592 | Apparatus for removing dissolved metals from wastewater by electrocoagulation A system is provided for removing dissolved metals from industrial wastewater by electrocoagulation. The system includes an electrocoagulation reactor with a DC power supply having an insulation support enclosure with positive and negative electrode plate... | 06/24/2003 |
| 6576110 | Coated anode apparatus and associated method An anode is configured to be used within a metal film plating apparatus. The anode has a substantially planar electric field generating portion and an electrolyte solution chemical reaction portion. The planar electric field generating portion is coated w... | 06/10/2003 |
| 6391165 | Reclaiming metallic material from an article comprising a non-metallic friable substrate A system for reclaiming cadmium and tellurium from cadmium telluride solar cell. The system comprises a crushing apparatus for crushing cells into pieces, a first conveyor for transporting solar cells to the crushing apparatus, a barrel for receiving etch... | 05/21/2002 |
| 6391188 | Processes and apparatus for recovery and removal of copper from fluids The invention provides novel processes and apparatus for removal of copper from a solution or fluid, particularly spent etchant solutions that contain copper produced through printed circuit board manufacture. The invention is particularly useful for reco... | 05/21/2002 |
| 6315885 | Method and apparatus for electropolishing aided by ultrasonic energy means The present invention relates to a method of electropolishing aided by ultrasonic means having the capability of rapidly discharging dregs. More specifically, the invention relates to a method of electrochemical polishing process aided by an auxiliary ult... | 11/13/2001 |
| 6267853 | Electro-chemical deposition system The present invention provides an electro-chemical deposition system that is designed with a flexible architecture that is expandable to accommodate future designs and gap fill requirements and provides satisfactory throughput to meet the demands of other... | 07/31/2001 |
| 6258220 | Electro-chemical deposition system The present invention provides an electro-chemical deposition system that is designed with a flexible architecture that is expandable to accommodate future designs and gap fill requirements and provides satisfactory throughput to meet the demands of other... | 07/10/2001 |
| 6254760 | Electro-chemical deposition system and method The present invention generally provides an electro-chemical deposition system that is designed with a flexible architecture that is expandable to accommodate future designs rules and gap fill requirements and provides satisfactory throughput to meet the ... | 07/03/2001 |
| 6241861 | Waste water treatment tank using an electrochemical treatment process A water treatment tank for treating waste water using an electrochemical treatment process. The electrochemical process removes both suspended and dissolved solids and allows the treated water to be decanted from the treatment for reuse or discharge. The ... | 06/05/2001 |
| 6231728 | Electroplating apparatus An apparatus for electroplating and deplating a rotogravure cylinder out of a plating solution is disclosed. The apparatus includes a plating tank adapted to rotatably maintain the cylinder and to contain a plating solution so that the cylinder is at leas... | 05/15/2001 |
| 6200436 | Recycling consistent plating system for electroplating A small plating solution reservoir is used to provide plating of one wafer at a time with a precisely controlled, repeatable, plating solution. The reservoir is connected to basic plating solution and additives which are provided in desired concentrations... | 03/13/2001 |
| 6193858 | Spouted bed apparatus for contacting objects with a fluid A vessel for contacting a plurality of objects with a fluid and including at least one bottom wall inclined downwardly from at least one sidewall to an inlet for providing an upwardly directed stream of fluid, and a distribution shield arranged in spaced ... | 02/27/2001 |
| 6168692 | Apparatus for generating alkali ion water An apparatus for generating alkali ion water includes an electrolytic cell. At least two electrodes are disposed in the electrolytic cell. A diaphragm disposed in the electrolytic cell extends between the electrodes. A dc voltage is supplied to the electr... | 01/02/2001 |
| 6123853 | Method for treating waste water used in alkali metal hydroxide manufacturing processes A method to process waste water by removing metals, such as nickel or iron during the production of alkali metal hydroxides comprising the steps of: mixing the waste water with a cell liquor and blending the two fluids, magnetically removing up to 33% of ... | 09/26/2000 |
| 6120668 | Apparatus for preparing hexagonal water A method and apparatus for manufacturing hexagonal water using two cases separated from one another and joined by a common conduit which runs through each case. Each case is divided into spaces, with each space having a magnet and at least one associated ... | 09/19/2000 |
| 6086732 | Flock separating apparatus A flock separating apparatus, has an electrolytic cell (2) fitted with iron electrodes and a separating tank (3), wherein the flock is carried upwards by a hydrogen gas produced in electrolysis. The separating tank (3) has a substantially vertical pipe ha... | 07/11/2000 |
| 5951833 | Anodizing apparatus A holder (102) made from an HF-resistant material includes annular suction pads (105, 108). The suction pad (105) is used to hold a small silicon substrate by suction, and the suction pad (108) is used to hold a large silicon substrate by suction. This ma... | 09/14/1999 |
| 5888359 | Flock separating apparatus A flock separating apparatus, has an electrolytic cell (2) fitted with iron electrode and a separating tank (3), wherein the flock is carried upwards by a hydrogen gas produced in electrolysis. The separating tank (3) has a substantially vertical pipe hav... | 03/30/1999 |
| 5865964 | Apparatus for stripping ions from concrete and soil A method and an apparatus for stripping ionic species from a porous material, such as concrete or soil, are presented. The ionic species include metals and complexes, and may include radioactive species. The contaminated medium can be in bulk or in partic... | 02/02/1999 |
| 5837110 | Spherical section electrochemical cell stack A spherical section electrochemical cell stack is disclosed for generating a product gas such as oxygen from a supply fluid such as water. In a preferred embodiment, the invention includes a spherical section top end plate; a spherical section bottom end ... | 11/17/1998 |
