Class / Patent application number | Description | Number of patent applications / Date published |
205766000 | Solid (e.g., articles, particles, ore, etc.) | 25 |
20090159462 | METHOD OF REGENERATING AMPEROMETRIC SENSORS - A method for regenerating an amperometric sensor involves bringing the electrodes of the sensor into contact with an active, complex-forming regenerating solution and connecting the electrodes into an adjustable electric circuit. This forms an electrochemical cell. Then, at least one negative and/or positive voltage pulse is applied to the electrochemical cell to either oxidize or reduce deposits on at least one of the electrodes into a deposit product, which is dissolved into the regenerating solution. The electrodes are removed from the regenerating solution and from the electric circuit, rinsed with a rinsing solution, and dried. After this, the electrodes are brought into contact with the sensor electrolyte and their functionality is verified. A device for performing this method is also provided. | 06-25-2009 |
20090236236 | Removal of Surface Oxides by Electron Attachment - Described herein are a method and an apparatus for removing metal oxides from a substrate surface within a target area. In one particular embodiment, the method and apparatus has an energizing electrode which has an array of protruding conductive tips that are electrically connected by a conductive wire and separated into a first electrically connected group and a second electrically connected group wherein at least a portion of the conductive tips are activated by a DC voltage source that is negatively biased to generate electrons within the target area that attach to at least a portion of a reducing gas that is present in the target area to form a negatively charged reducing gas that contacts the treating surface to reduce the metal oxides on the treating surface of the substrate. | 09-24-2009 |
20100000878 | Electrically disbonding materials - An electrochemically disbondable composition is provided having a matrix functionality and an electrolyte functionality. The matrix functionality provides an adhesive bond to a substrate, and the electrolyte functionality provides sufficient ionic conductivity to the composition to support a faradaic reaction at an interface with an electrically conductive surface in contact with the composition, whereby the adhesive bond is weakened at the interface. The composition may be a phase-separated composition having first regions of substantially matrix functionality and second regions of substantially electrolyte functionality. Adhesive and coating compositions and methods of disbonding also are described. | 01-07-2010 |
20100012508 | PROCESS FOR TREATING SALT IN A POROUS STRUCTURE AND CORRESPONDING APPARATUS - Process for the electrochemical treatment of a construction comprising a porous medium, a corrodible substance disposed in the porous medium, the construction having electrically conductive properties, comprising the application of an external electrode ( | 01-21-2010 |
20100038261 | COMPOSITE ANODE FOR CATHODIC PROTECTION - The galvanic cathodic protection of steel embedded in concrete structures is enhanced by the utilization of a flexible composite anode assembly containing a sacrificial anode member. The anode member is at least partially covered by a matrix comprising an ionically-conductive material. The conductive material includes at least one electrochemical activating agent such as a mixture of lithium bromide and lithium nitrate and a compressible water-retaining mineral such as a phyllosilicate mineral. The presence of this mineral in the matrix increases the current delivered by the anode, thereby resulting in a greater level of cathodic protection, and a longer effective service life of the anode. Exfoliated vermiculite is a preferred phyllosilicate mineral and is present in an amount of between about 2% and about 15% by weight, based on the total weight of the matrix. | 02-18-2010 |
20100206745 | CORROSION INHIBITING COATING FOR ACTIVE CORROSION PROTECTION OF METAL SURFACES COMPRISING A SANDWICH-LIKE INHIBITOR COMPLEX - A corrosion inhibiting coating for active corrosion protection of a metal substrate includes, deposited on the metal substrate, a sandwich-like complex including a first inner layer of organic species, a corrosion inhibitor layer and a second outer layer of organic species, which coating is sensitive to at least one specific stimulus and releases the corrosion inhibitor in response to the stimulus. | 08-19-2010 |
20100264040 | METHOD FOR CONCENTRATING PARTICLES OR MOLECULES AND APPARATUS THEREOF - The present invention provides a method for concentrating particles or molecules and an apparatus thereof. The apparatus comprises a substrate, a conducting granule having nano-pores or nano-channels capable of permitting ion permeation, an electrolyte solution comprising counter-ions having an opposite electric property to the conducting granule, and an external field. Wherein, particles or molecules to be concentrated have an identical electric property as the conducting granule at a predefined pH value, and are added into the electrolyte solution with the predefined pH value. While the external electric field is applied across the reservoir where the conducting granule is sitting, the counter-ions exit from the nano-pores or nano-channels and such that a transient ion super-concentration phenomenon occurs at an ejecting pole on the conducting granule so as to concentrate the particles or molecules. Hence the present invention has potential application in bead-based molecular assays. | 10-21-2010 |
20110048967 | Compositions and Methods for Electrolytic Cleaning of a Material - Compositions and methods are provided for electrolytic cleaning of a material. Compositions and methods include electrochemical modification of a carrier fluid tailored for the removal of a target contaminate from the material. Compositions and methods can include booster compounds and modified pH for enhanced cleaning capacity. | 03-03-2011 |
20110048968 | RECYCLING TUNGSTEN CARBIDE - In the electro-dissolution process for hard alloy recovery, the longitudinal acid flow is replaced by a transversal flow to progress the running quality of electrolyte; a supersonic wave device is set for increasing the reaction speed and preventing the oxidation bed from forming; a supersonic wave cleaner is used for cleaning the impurity ions; grinding process is improved for maintaining the original shape of hard particles (WC, VC, TiC, etc); magnetic separators are used for separating the residual metal binder (Co, Ni, Cr, etc) out of the powders. | 03-03-2011 |
20110062032 | Electrolytic System and Method for Enhanced Release and Deposition of Sub-Surface and Surface Components - An electrolytic method for extracting components from subsurface strata including providing a carrier fluid; providing a pair of electrodes within a container, the container having a first outlet located proximal to a first electrode of the pair of electrodes and a second outlet located proximal to a second electrode of the pair of electrodes; flowing the carrier fluid through the container; applying a potential to the pair of electrodes to produce a first ionized carrier fluid and a second ionized carrier fluid in the container; removing the first ionized carrier fluid from the container through their respective outlets; injecting one of the first ionized carrier fluid and the second ionized carrier fluid into the subsurface strata to release the components; and recovering one of the first ionized carrier fluid and second ionized carrier fluid and components from the subsurface strata. | 03-17-2011 |
20110073489 | CLEANING LIQUID, CLEANING METHOD, CLEANING SYSTEM, AND METHOD FOR MANUFACTURING MICROSTRUCTURE - According to embodiments, a cleaning liquid includes an oxidizing substance and hydrofluoric acid and exhibiting acidity. A cleaning method is disclosed. The method includes producing an oxidizing solution including an oxidizing substance by one selected from electrolyzing a sulfuric acid solution, electrolyzing hydrofluoric acid added to a sulfuric acid solution, and mixing a sulfuric acid solution with aqueous hydrogen peroxide. The method includes supplying the oxidizing solution and hydrofluoric acid to a surface of an object to be cleaned. | 03-31-2011 |
20110073490 | CLEANING METHOD, CLEANING SYSTEM, AND METHOD FOR MANUFACTURING MICROSTRUCTURE - According to one embodiment, a cleaning method is disclosed. The method can produce an oxidizing solution including an oxidizing substance by electrolyzing a dilute sulfuric acid solution. In addition, the method can supply a highly concentrated inorganic acid solution individually, sequentially, or substantially simultaneously with the oxidizing solution to a surface of an object to be cleaned. | 03-31-2011 |
20120312698 | METHOD FOR INITIALIZING OR REMOVING CONTAMINANTS FROM A DEPOSITION CHAMBER AND METHOD OF MANUFACTURING THE CHAMBER - The present disclosure relates to a method for initializing a deposition chamber, a method for removing contaminants in a deposition chamber, and a method of manufacturing a deposition chamber. In the method for initializing a deposition chamber, light is irradiated in the chamber, and then minute contaminants remaining in the chamber are removed. The newly manufactured chamber is thereby initialized so that it can be used for deposition. | 12-13-2012 |
20130001100 | Ultrasound Assisted Electrochemical Catalyst Removal For Superhard Materials - A catalyst removal apparatus and method for removing catalyst from a polycrystalline cutter. The cutter includes a substrate and a cutting table. The apparatus includes a tank forming a cavity therein, an electrolyte fluid occupying the cavity, the cutter, a covering surrounding at least a portion of the cutter's sidewall and extending from at least the substrate's top surface towards the bottom surface, a cathode submersed within the fluid, and a power source. The cutting table is submersed within the fluid and positioned near the cathode, thereby forming a gap therebetween. The power source is coupled to the cutter and the cathode and electrolyzes the fluid to react with the catalyst in the cutting table to produce a salt. The salt dissolves in the fluid and is removed from the cutter. Optionally, a transducer is sonically coupled to the cutter and emits vibrations to remove salt from the cutting table. | 01-03-2013 |
20130037419 | ELECTROMECHANICAL SYSTEMS INCLUDING BIOCHEMICAL ACTUATOR HEADS - Disclosed herein are biochemical actuator heads instrumented with a receptor conductive polymer for reversibly controlling ligand-receptor interactions. Also disclosed are systems and methods for utilizing and fabricating the biochemical actuator head. The biochemical actuator head and related systems and methods may be used in a wide array of applications including, without limitation, micro/nano assembly, examination of cellular signaling mechanisms, image-guided cell nanosurgery or particle processing. Particle processing systems and methods are also provided utilizing a receptor conductive polymer for reversibly controlling ligand-receptor interactions. | 02-14-2013 |
20130306490 | Nanotube Detangler - Disclosed is a Nanotube Detangler capable of aligning and ordering the constituent nanotubes, nanowires and/or nanoparticles of a filament leading to greater tensile strength of the filament and subsequent threads or structures made from it. The technique exploits ion infusion as a mechanism to force the tangle of the nanotubes, nanowires and/or nanoparticles apart. Included in the invention are alignment enhancement technologies such as heating, vibration, electromagnetic, particle bombardment and chemical means. The present invention recognizes that aligned and ordered nanotubes, nanowires and nanoparticles in a filament will increase the conductivity of the filament and enable the fabrication of electric conductors, wires and circuit components. Such breakthroughs in strength and conductivity of filaments of nanotubes, nanowires and/or nanoparticles will revolutionize life on Earth. | 11-21-2013 |
20140326612 | METHOD FOR MANUFACTURING SOLID OXIDE AND DEVICE THEREFOR - Provided is a method for manufacturing a solid oxide and a device therefor, capable of manufacturing a solid oxide used as an optical material without introducing damaged layers caused by machining, which does not use any polishing agent or abrasive grains including rare earth elements, or does not use any solution, such as hydrogen fluoride, for which handling is difficult and which imposes a heavy environmental burden. In the presence of water 1, a solid oxide in which one or more kinds of elements are bonded through oxygen is used as an object to be manufactured; a catalyst substance, which cuts a backbond between an oxygen element and another element, forming the solid oxide, by dissociation of a water molecule, and adsorbs it, and helps production of a decomposition product by hydrolysis, is used as a machining reference surface ( | 11-06-2014 |
20140346057 | ELECTROCHEMICAL TEXTILE-WASHING PROCESS - The present invention relates to a washing machine comprising an electrochemical cell, to a process for electrochemical cleaning of fibers, to laundry detergents for electrochemical cleaning of fibers and to the fibers thus cleaned. | 11-27-2014 |
20160102383 | SYSTEM AND METHOD FOR THE RECOVERY OF METAL VALUES FROM SLAGS, DROSSES, AND OTHER METAL-BEARING MATERIALS - A method of recovering metal values from metal-bearing materials such as slags and drosses includes the steps of pulverizing the material to particles less than about 100 μm; leaching the pulverized material with a solution of ammonium chloride, sodium chloride, and potassium chloride; sequentially recovering at least two metals from the leachate by the addition of zinc using a sequential cementation process; and recovering zinc from the solution by electrowinning. | 04-14-2016 |
20160159064 | Electrochemical Method for Transferring Graphene - The present application discloses a method for separating a graphene-support layer laminate from a conducting substrate-graphene-support layer laminate, using a gentle, controllable electrochemical method. In this way, substrates which are fragile, expensive or difficult to manufacture can be used—and even re-used—without damage or destruction of the substrate or the graphene. | 06-09-2016 |
205768000 | Containing free carbon (e.g., graphite, carbon black, etc.) | 4 |
20110042236 | DRINKING WATER FILTER SYSTEM, METHOD OF REGENERATING THE SAME, AND WATER PURIFYING DEVICE INCLUDING THE DRINKING WATER FILTER SYSTEM - A drinking water filter system includes; a filter unit including; a first electrode and a second electrode disposed separate from and substantially opposite to the first electrode, wherein at least one of the first electrode and the second electrode is a filter layer, and a voltage applying device which alternately applies a forward voltage and a reverse voltage between the first electrode and the second electrode to sterilize and regenerate the at least one filter layer. | 02-24-2011 |
20110308968 | METHOD FOR SEPARATING NANOMATERIALS - A method for dispersing nanomaterial comprising an electrochemical process, a solution of dispersed nanomaterial, comprising individual charged nanomaterial at a concentration of about O.1 mgm | 12-22-2011 |
20140166500 | METHOD FOR PRODUCING THIN GRAPHENE NANOPLATELETS AND PRECUSOR THEREOF - Disclosed is a method of producing thin graphene nanoplatelets, and the method includes the steps of providing a carbon precursor and a filling material, using the carbon precursor as a binding agent to mix with the filling material thoroughly, producing a composite material through a forming process, performing a heat treatment of the composite material under an atmosphere and at different temperatures to improve the electrical conductivity and adjust to an appropriate binding strength, perform a carbon conversion of the composite material with a good graphite cyrstallinity to produce a layered graphite structure of a thin graphene nanoplatelet precursor, while obtaining high quality graphene by performing an electrochemical process of the thin graphene nanoplatelet precursor, so as to achieve the mass production of the high quality thin graphene nanoplateletes with a low cost. | 06-19-2014 |
20140311921 | PURIFICATION METHOD - A method for removing impurities from a sample of carbon nanotubes wherein the sample is contacted with an electronic liquid comprising a metal and an amine solvent is described. | 10-23-2014 |
205769000 | Glass, silica, quartz, or optical material (e.g., contact lenses, etc.) | 1 |
20100084284 | Method and system for electrolytic fabrication of atomic clock cells - The present invention relates to a method and system for electrolytic fabrication of cells. A cell can be formed of a silicon layer (cathode) sandwiched between layers of glass. One or more holes are formed in the silicon layer. An alkali metal enriched glass material is placed in or associated with the one or more holes. Electrolysis is used to make the alkali metal ions in the alkali metal enriched glass material combine with electrons from the silicon cathode to form neutral alkali metal atoms in the one or more holes. | 04-08-2010 |