Class 204/157.42 - Using sonic or ultrasonic energy

Subclass of Class 204 - Chemistry: electrical and wave energy
Definition: Subject matter wherein the chemical reaction is either claimed
No. of patents: 75
Last issue date: 11/08/2011

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Number	Title	Issue Date
5717181	Method of reducing concentration of high molecular weight component in mixture of components A method of reducing the concentration of, e.g., wax, in a liquid admixture with, e.g., crude oil, comprising subjecting the liquid to cavitation such that temperatures, pressures and shear forces are produced in the liquid sufficient to induce cracking o...	02/10/1998
5696173	Restructuring silicone rubber to produce fluid or grease The invention comprises processes for the production of useful fluid or grease from curable silicone compositions or silicone rubbers, preferably reclaimed or scrap silicone rubber. The processes involve the application of energy in such a manner that a u...	12/09/1997
5689008	Catalytic reaction rate enhancement at low temperatures The present invention relates to sustaining high reaction rates at lower reaction temperatures than conventionally utilized with the particular catalyst. The improved reaction rates are obtained using various techniques and combinations thereof including ...	11/18/1997
5658534	Sonochemical apparatus A liquid is subjected to ultrasound within a stainless steel pipe (35) of wall thickness 2.5 mm. Three ultrasonic transducers (56) are equally spaced around the pipe, each fixed to one end of a tapered resonant coupler (46) with a nodal flange (48) by whi...	08/19/1997
5589038	Magnetic substance A light yet highly workable magnetic substance is disclosed which consists mainly of a wholly novel material, fine crystal spherical carbon represented by Cn Xm where n is an integer selected from the group consisting of 60, 70, 76, ...	12/31/1996
5501778	Organic superconductor and process for producing the same An organic superconductor comprising an electron donor and an electron acceptor and a process for producing the same, the organic superconductor being produced by performing an ultrasonic wave-assisted reaction between the electron donor and the electron ...	03/26/1996
5348631	Method and apparatus for synthesizing lead ଲ-diketonates A method and apparatus for the synthesis of ଲ-diketonates such as Pb(fod)2 and Pb(thd)2 for use as precursors in metalorganic chemical vapor deposition processes. Lead oxide and a medium of pentane and a protonated ligand (H-fo...	09/20/1994
5344532	Ultrasonic energy producing device The present invention pertains to an ultrasonic energy producing device for reducing the viscosity of oil and separating the water from hydrocarbon bonds....	09/06/1994
5330680	Foliated fine graphite particles and method for preparing same This invention relates to a method for preparing fine graphite particles which can be used as a highly functional graphite material in wide applications. According to this method, foliated fine graphite particles having a high aspect ratio and hence well-...	07/19/1994
5254230	Methods for preparing basic aluminum compounds with ultrasound Processes are provided for preparing basic aluminum compounds of Formula I: Al2 (OH)6-a Xa (I) wherein X is Cl-, Br-, F-, I-, SO4= or NO	10/19/1993
5242557	Method for preparing pigments A method for preparing pigmentary titanium dioxide is claimed. An aqueous solution of a titanium halide is mixed with 0.1 to 1.0% by weight titanium dioxide nuclei and the resultant mixture is heated in a sealed vessel to 150° to 300° C. at which temper...	09/07/1993
5236583	High-pressure/vacuum operated apparatus for sewage and mud disposal A high pressure/vacuum operated apparatus for sewage and mud disposal includes a crossed duct having four terminals; and a movable tubular filter separably engaged with one terminal of the crossed duct with a flexible tube connected thereto; and an instan...	08/17/1993
5114560	Apparatus and method for removal of liquids A first electrode arrangement and a transport element are movable relative to a support. A working space is disposed between the movable elements for advancing moist material along a processing path. As the moist material advances, electrical current is p...	05/19/1992
5110443	Converting heavy hydrocarbons into lighter hydrocarbons using ultrasonic reactor A process for converting heavy hydrocarbons into lighter hydrocarbons. The process comprises forming an oil-in-aqueous phase emulsion and feeding the formed emulsion into an ultrasonic reactor wherein heavy hydrocarbons are converted into lighter hydrocar...	05/05/1992
5093050	Method for producing oriented, discontinuous fiber reinforced composite materials A novel method for generating orientation of short fibers in the matrix of a composite material allows for production of complex high strength components. With state of the art technologies short fibers can be oriented only by elongational flows and these...	03/03/1992
5013366	Cleaning process using phase shifting of dense phase gases A process for removing two or more contaminants from a substrate in a single process. The substrate to be cleaned is contacted with a dense phase gas at or above the critical pressure thereof. The phase of the dense phase gas is then shifted between the l...	05/07/1991
5002645	Process of separating and recovering metal values from a waste stream Described is a method of separating and recovering metal values from a waste stream containing metal hydroxides comprising the steps of providing an aqueous waste stream containing metal values including chromium; subjecting the waste stream to an oxidati...	03/26/1991
5002847	Process of producing electrophotographic toners comprises ultrasonic mixing and suspension polymerization A toner for developing electrostatic images and a process for producing the same is disclosed. The process comprises after applying ultrasonic waves to raw materials-mixture comprising addition polymerizable monomer(s), coloring agent(s) and water as indi...	03/26/1991
4988419	Method and apparatus for producing conductivity in materials A method or process for treating materials for making materials electrically conductive that are not naturally electrically conductive or for increasing and enhancing the electrical conductivity of materials that are naturally electrically conductive. The...	01/29/1991
4925540	Method for treating organic waste material and an oxidation catalyst/cocatalyst composition useful therefor A catalyst/cocatalyst composition of matter is useful in oxidizing organic waste material to produce hydrogen. Use of the catalyst/cocatalyst composition causes the reaction rate to increase and causes the energy required for the reaction to decrease. A s...	05/15/1990
4879011	Process for controlling a reaction by ultrasonic standing wave Particulate material is supported in a fluid medium by means of an ultrasonic standing wave while a reaction is effected or controlled involving the material so supported, for example with the fluid medium or other material contained in the medium. In a p...	11/07/1989
4867852	Electrolytic method for after-treatment of carbon fiber A method for after-treatment of carbon fiber, which comprises by electrolytic oxidation treatment in an aqueous solution having an ammonium ion concentration of 0.2 to 4.0 mol/l and a pH of at least 7 using the carbon fiber as an anode, followed by treati...	09/19/1989
4844814	System and method for separating solutes and particulates in solvents by enhanced diffusion produced by tuned oscullations The present invention is predicated on the discovery that mixtures of solutes and/or particulates of differing masses dissolved or suspended in a liquid media can be separated at high differential flow rates by an enhanced diffusion technique involving th...	07/04/1989
4755270	Method of processing solutions A method of processing waste solutions containing metal salts or complex involves applying ultra-sonic vibrations to a container in which the solution is placed and treating the solution or the generated misting therefrom to insure that the metallic ions ...	07/05/1988
4747920	Solid-liquid separation process for fine particle suspensions by an electric and ultrasonic field A method of separating a solid-liquid suspension (e.g. an aqueous coal suspension, a suspension of clay in oil) by concurrently subjecting the suspension to the action of a sonic or ultrasonic field and an electrical field so as to remove the liquid from ...	05/31/1988
4731166	Method of producing an adherent, smooth deposit of chromium on a nodular iron substrate An adherent, smooth electrodeposit of chromium is produced on a nodular cast iron substrate from a chromium plating bath. The desired deposit is provided herein by activating the substrate, subjecting the activated substrate to an ultrasonic treatment, an...	03/15/1988
4720477	Method for converting coal to upgraded liquid product An H-Coal Process hydrogenation operation and catalyst life is substantially improved when using colloidal particles of catalyst comprising a colloidal matrix of silica, alumina, titania and combinations thereof coated with hydrogenating components select...	01/19/1988
4702808	Chemical reaction apparatus and method This invention concerns an apparatus and method for reacting on matter, particularly to change its chemical properties and to create chemical reactions with respect to such matter by introducing the matter into a reaction chamber as one or more streams of...	10/27/1987
4615984	Dissociation of ligand-binder complex using ultrasound A ligand is dissociated from a binder specific for the ligand by directing a beam of ultrasound at the complex of ligand and binder. The procedure may be employed in a solid phase assay to separate a labeled form of ligand, employed as a tracer, from a bi...	10/07/1986
4561953	Solid-liquid separation process for fine particle suspensions by an electric and ultrasonic field A method of dewatering an aqueous suspension by concurrently subjecting the aqueous suspension to the action of a sonic or ultrasonic field and an electrical field so as to remove the water from the suspension. The suspension is moved into a dewatering ch...	12/31/1985
4379960	Electrical discharge machining method and apparatus using ultrasonic waves and magnetic energy applied concurrently to the machining gap An EMD method and apparatus, especially for a cavity-sinking type of machining, wherein a combination of magnetic fluxes and ultrasonic waves is applied externally to the region of a machining recess being progressively formed in a workpiece electrode jux...	04/12/1983
4369100	Method for enhancing chemical reactions A method for enhancing chemical reactions in a constantly flowing stream of liquid character fortified with oxidizing agents, such as air or oxygen or other chemical agents, makes use of an inner resonant tube concentrically mounted within an outer resona...	01/18/1983
4367130	Chemical reaction An apparatus and method for reacting on matter with shock waves which are directed through or against said matter. In a preferred form, the shock waves are generated intermittently for an extended period of time, during which time the work is subjected to...	01/04/1983
4207154	Wave generating apparatus and method An apparatus for reacting on matter with shock waves which are directed through or against said matter. In one form, the shock waves are generated intermittently for an extended period of time, during which time the work is subjected to the high temperatu...	06/10/1980
3998711	Method for continuously carrying out a gas phase reaction and apparatus therefor A method for continuously carrying out the chemical synthesis of a gas in a wave reactor apparatus of the type wherein reactant gases subjected to compression waves generated by a driver gas may be heated to extremely high temperatures very rapidly and th...	12/21/1976

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Class 204/157.42 - Using sonic or ultrasonic energy