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7622025 |
Method and apparatus for decontamination of fluid
The invention relates to methods and devices for the decontamination of fluid, particularly the removal of heavy metals and/or arsenic and/or their compounds from water, by means of electrolysis,...
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7566386 |
System for electrochemically processing a workpiece
A reactor for electrochemically processing at least one surface of a microelectronic workpiece is set forth. The reactor comprises a reactor head including a workpiece support that has one or more...
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7442283 |
Hydrogen peroxide generator
A device and process is presented for producing hydrogen peroxide on an as needed basis is disclosed. The process and device produces hydrogen peroxide on a small scale without the addition of...
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7393440 |
Hydrogen generation system
The present invention provides a system for generating hydrogen gas in an aqueous solution based electrolytic or galvanic cell wherein the cathode is made from aluminum or an aluminum alloy. In a...
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7381313 |
Integrated hydrogen production and processing system and method of operation
A method of operating an integrated hydrogen production and processing system is provided. The method includes operating an electrolyzer to produce hydrogen from water and utilizing heat generated...
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7368049 |
Method and apparatus for electrowinning copper using the ferrous/ferric anode reaction and a flow-through anode
The present invention relates, generally, to a method and apparatus for electrowinning metals, and more particularly to a method and apparatus for copper electrowinning using the ferrous/ferric...
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7357850 |
Electroplating apparatus with segmented anode array
An electroplating apparatus includes a reactor vessel having a segmented anode array positioned therein for effecting electroplating of an associated workpiece such as a semiconductor wafer. The...
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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...
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7323058 |
Apparatus for electroless deposition of metals onto semiconductor substrates
An electroless deposition system is provided. The system includes a processing mainframe, at least one substrate cleaning station positioned on the mainframe, and an electroless deposition station...
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7303660 |
Electrochemical treatment of an aqueous solution
A method and apparatus are provided for the electrochemical treatment of an aqueous solution in an electrolytic cell. Output solution having a predetermined level of available free chlorine is...
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7208069 |
Device for etching semiconductors with a large surface area
The device etches semiconductors with a large surface area in a trough-shaped receptacle containing a liquid electrolyte. A sample head is mounted inside the etching trough, and is provided with a...
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7147827 |
Chemical mixing, replenishment, and waste management system
A chemical control system for controlling the chemistry of a chemical solution having predetermined chemical constituents in a plating system, such as a NiFe plating system, employs a mix container...
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7033463 |
Substrate plating method and apparatus
A method and apparatus plate a substrate to form wiring by efficiently filling a fine recess formed in a semiconductor substrate with plating metal without a void or contamination. The plating of...
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7008523 |
Electrolytic cell for surface and point of use disinfection
The present invention is an apparatus and method for disinfecting or sanitizing a desired object. The apparatus includes a container for an aqueous solution; the container may be a spray bottle....
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6921472 |
Process for the solution of metals into an electrolytic deposition solution and solution plant operating such process
A process for dissolving metals, in particular tin, and a plant for dissolving metals operating according to said process allow to minimize the quantity of metal in the sludge and the oxygen...
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6916413 |
Electro-plating apparatus and method
Electroplating station S has a head 1 with anode 2 , to one side of which there is located an electrically neutral wall 3 . The width of anode 2 is provided to accommodate the width of web 6...
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6899803 |
Method and device for the regulation of the concentration of metal ions in an electrolyte and use thereof
In order to regulate the metal ion concentration in an electrolyte fluid serving to electrolytically deposit metal and additionally containing substances of an electrochemically reversible redox...
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6890414 |
Purification system and method
A system for use with a plating cell configured to plate objects in a plating process. At least one byproduct is created in a plating substance used in the plating cell. The system includes a...
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6884332 |
Method and apparatus for treating an aqueous electroplating bath solution
A method and apparatus for treating an aqueous electroplating bath solution. The method comprises continuously agitating the solution; adjusting the pH of the solution, adjusting the temperature of...
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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...
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6863798 |
Method of producing washing, cleaning and sterilizing solution and system using such solution
A washing, cleaning and sterilizing solution is produced by electrolyzing an electrolyte solution composed of mixed caustic soda and salt in an electrolyzer. The solution is used as it is or...
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6855235 |
Anode impedance control through electrolyte flow control
Embodiments of the invention generally provide an electrochemical plating cell having an electrolyte container assembly configured to hold a plating solution therein, a head assembly positioned...
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6849172 |
Electrolytic process and apparatus
A method of operating a cell for electrowinning of copper, the cell including a plurality of anodes and cathodes therein, the method including the steps of introducing fresh electrolyte and...
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6843897 |
Anode slime reduction method while maintaining low current
Embodiments of the invention generally provide an electrochemical plating cell having an electrolyte container assembly configured to hold a plating solution therein, a head assembly positioned...
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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,...
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6773571 |
Method and apparatus for uniform electroplating of thin metal seeded wafers using multiple segmented virtual anode sources
The present invention pertains to methods and apparatus for electroplating a substantially uniform layer of a metal onto a work piece having a seed layer thereon. The total current of a plating...
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6736966 |
Portable water disinfection system
A portable oxidant generator for generating a chlorine or chlor-oxygen solution suitable for sterilizing contaminated drinking water, thereby providing a water disinfection system and potable...
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6716330 |
Electroless plating apparatus and method
An plating apparatus which can easily form a plated film having more uniform thickness on a surface, to be plate, of a material to be plated. The plating apparatus includes a holding portion having...
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6599431 |
Purifying apparatus for contaminated water and ground water and method thereof
A method and an apparatus for purifying water including groundwater contaminated with a pollutant such as organohalogenated compounds are provided. The contaminated water is purified by aeration to...
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6592736 |
Methods and apparatus for controlling an amount of a chemical constituent of an electrochemical bath
An automated chemical management system for managing the chemical content of an electrochemical bath used to deposit a material on the surface of a microelectronic workpiece is set forth. The...
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6589399 |
Electrolysis apparatus having liquid squeezer out of contact with strip
In an electrolytic apparatus that passes a strip between paired members of a liquid throttle unit provided on at least one of an inlet side and an outlet side of a treatment cell through which the...
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6585875 |
Process and apparatus for cleaning and/or coating metal surfaces using electro-plasma technology
A process for cleaning an electrically conducting surface ( 3 ) by arranging for the surface to form the cathode of an electrolytic cell in which the anode ( 1 ) is maintained at a DC voltage in...
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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...
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6572743 |
Electroplating assembly for metal plated optical fibers
An electrode assembly for electroplating conducting portions of nonconductors comprises an insulating frame having a first projection opposite a second projection. Preferably the insulating frame...
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6536106 |
Electric field assisted assembly process
This invention is directed toward a process of manufacturing, including a technique of assembling parts of an apparatus. The technique includes forming electrode structures on a substrate,...
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6495052 |
System and method for treatment of water
A system and method is disclosed for treating water to remove suspended solids, disinfect for bacteria and viruses and remove color, taste and odor to produce a potable water. A bactericide is...
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6458262 |
Electroplating chemistry on-line monitoring and control system
The present invention provides methods and apparatus for analysis and monitoring of electrolyte bath composition. Based on analysis results, the invention controls electrolyte bath composition and...
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6419805 |
Apparatus for plating wafers, substrates and other articles
A plating apparatus is disclosed that is particularly useful in improving the plating rate, improving the plating of via holes, improving the uniformity of the plating deposition across the surface...
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6350362 |
Method and device for regulating the concentration of substances in electrolytes
A method and an apparatus are described for regulating the concentration of metal ions in an electrolytic fluid, which is used for the deposition of metal with insoluble anodes and additionally...
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6270635 |
Consistent plating system for electroplating
A small plating solution reservoir of about 250-cc or less volume is used to provide plating of one wafer at a time with a precisely controlled, repeatable, plating solution. The reservoir is...
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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...
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6221234 |
Method for pickling products of a metal alloy in absence of nitric acid and for recovering exhausted pickling solutions and apparatus therefore
A method for pickling products in a metal alloy containing iron, and products in titanium and alloys thereof, in the absence of nitric acid as an oxidizing agent, and for the recovery of the...
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6200438 |
Cell cover for electrolytic cells
Anti-corrosive apparatus cover with an improved detachable wall-covering for new or used covers of electrolytic cells.
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6200452 |
Method and apparatus for the continuous chromium-plating of elongated members
A method and an apparatus for the continuous chromium-plating of elongated members such as bars and the like: the bar to be plated is fed and rotated through at least one tubular shaped...
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6200437 |
Wall-covering for electrolytic cells
Anti-corrosive detachable wall-covering for side walls for new and used electrolytic cells holding chlorine-containing process gases.
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6197176 |
Manipulation of solid, semi-solid or liquid materials
An apparatus for promoting reactions between particles suspended in a liquid is provided. The apparatus includes a treatment cell having an electrode array. The suspension of the particles is fed...
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6176997 |
Apparatus and method for copper extraction by in-situ electrolysis in heap-leaching of ores
Copper is extracted from a heap of low-grade ore by transforming the heap into an electrolytic cell, and imposing a voltage thereon. Anodic conditions of redox and pH cause the sulphide to break...
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6120673 |
Method and device for regenerating tin-plating solutions
The invention relates to a method and a device for regenerating exhausted tin-plating solutions which contain tin and copper ions, free complexing agent and complexing agent bound to the copper...
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6099703 |
Water purification plant
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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....
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