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| Number | Title | Issue Date |
| 7754055 | Polymer/carbon nanotube composites, methods of use and methods of synthesis thereof Polymer/carbon nanotube composites including single-wall or multi-wall carbon nanotubes incorporated into the matrix of a polymer are provided. These composites can be used in environments exposed to galactic cosmic radiation. Accordingly, the composites are useful ... | 07/13/2010 |
| 7744729 | Ultrasonic energy system and method including a ceramic horn An acoustic system for applying vibratory energy including a horn connected to an ultrasonic energy source. The horn defines an overall length and wavelength, and at least a leading section thereof is comprised of a ceramic material. The leading section has a length... | 06/29/2010 |
| 7731823 | Ultrasonic energy system and method including a ceramic horn An acoustic system for applying vibratory energy including a horn connected to an ultrasonic energy source. The horn defines an overall length and wavelength, and at least a leading section thereof is comprised of a ceramic material. The leading section has a length... | 06/08/2010 |
| 7297238 | Ultrasonic energy system and method including a ceramic horn An acoustic system for applying vibratory energy including a horn connected to an ultrasonic energy source. The horn defines an overall length and wavelength, and at least a leading section thereof is comprised of a ceramic material. The leading section has a length... | 11/20/2007 |
| 7241455 | Implantable or insertable medical devices containing radiation-crosslinked polymer for controlled delivery of a therapeutic agent An implantable or insertable medical device which comprises (a) a therapeutic agent and (b) a polymeric release region that controls the release of the therapeutic agent upon administration to a patient. The polymeric release region comprises a radiation-crosslinked... | 07/10/2007 |
| 7084236 | Polymer, method of its preparation, and electronic device A polymer comprising structural units of the formula I has a number average molecular weight of less than 300.103 g/mole and a weight average molecular weight of less than 500.103 g/mole. A preferred example is a polyphenylene-vinylene. A compo... | 08/01/2006 |
| 7004282 | Ultrasonic horn An ultrasonic horn in accordance with the present invention comprises a horn body having a longitudinal transmission axis, a proximal end attachable at least indirectly to a source of ultrasonic vibrations, and a distal end with an active end face. The end face is p... | 02/28/2006 |
| 6835303 | Method for reducing the sulfur content of a sulfur-containing hydrocarbon stream The sulfur content of a liquid hydrocarbon stream is reduced under mild conditions by contracting a sulfur-containing liquid hydrocarbon stream with transition metal particles containing the transition metal in a zero oxidation state under conditions sufficient to p... | 12/28/2004 |
| 6764860 | Ultrasonic force differentiation assay An ultrasonic energy source is used to provide a variable force for measuring the binding forces between molecular entities and for sensing the presence of an analyte in a test sample. The device includes a surface that has a first binding member attached thereto an... | 07/20/2004 |
| 6740259 | Method of manufacture of ceramic materials A method of manufacture of a ceramic material comprises the steps of preparing a melt of the ceramic materials, cooling the melt slowly through the freezing point of the material to initiate solidification, holding the melt at a temperature below the freezing point ... | 05/25/2004 |
| 6736979 | Device and process for treating a liquid medium A device for treating liquid medium has an ultrasound emitter located relative to a compartment of a container holding a liquid medium and a microbubble emitter located relative to the compartment. The ultrasound emitter emits high-frequency ultrasound between about... | 05/18/2004 |
| 6627421 | Methods and systems for applying multi-mode energy to biological samples A system for applying energy to cells so as to elicit the formation of pores, to enhance transfection, and/or cell transformation, includes a computer, a plurality of acoustic probes for controllably applying acoustic energy to batches of cells, and a rob... | 09/30/2003 |
| 6578659 | Ultrasonic horn assembly An ultrasonic sonication device includes a velocity transformer or probe which, when coupled to a vibrating transducer of the piezoelectric or magnetostrictive type, resonates in sympathy with the transducer and either increases or decreases the magnitude... | 06/17/2003 |
| 6562918 | Olefin polymerization catalyst, method for producing the same and method for producing olefinic polymer A catalyst for olefin polymerization, which is obtained by contacting (A) a compound of a transition metal of Groups 4 to 6 of the Periodic Table, (B) an organoaluminiumoxy compound, and optionally (C) a carrier with each other, and for which they are exp... | 05/13/2003 |
| 6402939 | Oxidative desulfurization of fossil fuels with ultrasound Fossil fuels are combined with a hydroperoxide in an aqueous-organic medium and subjected to ultrasound, with the effect of oxidizing the sulfur compounds in the fuels to sulfones. Due to their high polarity, the sulfones thus formed are readily removed f... | 06/11/2002 |
| 6368553 | Ultrasonic force differentiation assay An ultrasonic energy source is used to provide a variable force for measuring the binding forces between molecular entities and for sensing the presence of an analyte in a test sample. The device includes a surface that has a first binding member attached... | 04/09/2002 |
| 6179970 | Process for the preparation of fluoro compounds from the corresponding amines Compounds containing a primary amino group are converted into compounds containing a fluorine atom in place of the amino group by reaction of the amino compound with hydrogen fluoride and a nitrosating reagent under the influence of ultrasound or microwav... | 01/30/2001 |
| 6124491 | Polycondensates and polymerizates made from hydrolyzable and polymerizable silanes The invention includes hydrolyzable and polymerizable silanes, methods of making them and using them to obtain silicic acid(hetero)polycondensates and silicic acid(hetero)polymerizates. The hydrolyzable and polymerizable silanes have the formula I, #... | 09/26/2000 |
| 6086821 | Ultrasonic force differentiation assay An ultrasonic energy source is used to provide a variable force for measuring the binding forces between molecular entities and for sensing the presence of an analyte in a test sample. The device includes a surface that has a first binding member attached... | 07/11/2000 |
| 5980700 | Method and apparatus for producing a low pollution fuel The present invention provides a method of producing a low pollution fuel comprising the steps of passing in an electromagnetic field a synthetic fuel comprising methyl alcohol or ethyl alcohol and butyl alcohol, toluene, and heavy gasoline, subjecting th... | 11/09/1999 |
| 5968323 | Method and apparatus for generating large velocity, high pressure, and high temperature conditions A method of concentrating energy to produce large velocity, high pressure and/or high temperature conditions, including the steps of forming a resonant cavity inside a container; filling the resonant cavity with a liquid having a compressibility that is s... | 10/19/1999 |
| 5917075 | Hydrolyzable and polymerizable silanes The hydrolyzable and polymerizable silanes have the formula I, ##STR1## wherein X is hydrogen, a halogen, a hydroxy, an alkoxy group, an acyloxy oup, an alkylcarbonyl group, an alkoxycarbonyl group or --NR22 group; wherein R | 06/29/1999 |
| 5872190 | Surface treatment of rubbers and rubber-based materials A method of increasing the adhesion of a rubber (as hereinbefore defined) or rubber-based material which includes treating at least part of the surface of the rubber or rubber-based material with a halogenating agent simultaneously with a static and/or hi... | 02/16/1999 |
| 5824214 | Method for hydrotreating and upgrading heavy crude oil during production Heavy crude oil containing at least 1% by weight water is hydrotreated and upgraded while being produced downhole in a production well. During production the heavy crude oil containing water is subjected to sonic energy at a low frequency of 400 Hz to 10 ... | 10/20/1998 |
| 5707636 | Apparatus and method for preparing solid forms with controlled release of the active ingredient Controlled release solid forms, apparatus and method for preparing solid forms for controlled release of an active ingredient.... | 01/13/1998 |
| 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 |
| 5616646 | 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... | 04/01/1997 |
| 5614502 | High-pressure impulse transient drug delivery for the treatment of proliferative diseases A method of treating diseases of cell proliferation in a patient such as neoplasms and rheumatoid arthritis including administering sub-toxic doses of a compound in combination with high pressure impulse transients. Methods are also provided for identifyi... | 03/25/1997 |
| 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 |
| 5460756 | Method for entrapment of liquids in transformed waxes The method and apparatus of this invention entraps liquids within wax and transforms naturally occurring or synthetic waxes into a state characterized by the fact that when the waxes solidify, they do so in forms different from those forms into which they... | 10/24/1995 |
| 5455367 | Method for the synthesis of silanes or organosilicon hydrides by the reduction of the corresponding silicon halides or organosilicon halides A method for the synthesis of silanes or organosilicon hydrides by the reduction of the corresponding silicon halides or organosilicon halides with a magnesium hydride in a liquid reaction medium is carried out by utilizing the following distinguishing fe... | 10/03/1995 |
| 5354439 | Process for the synthesis of fluorinated derivatives A process for the synthesis of fluorinated organic compounds and a reagent suitable for use in the process. The process is carried out by exchange with fluorides, while preferably agitating the reaction medium with ultrasonic sound.... | 10/11/1994 |
| 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 |
| 5344974 | Process for the preparation of N-acyl derivatives of 5-aminolevulinic acid, as well as the hydrochloride of the free acid The invention relates to a process for the preparation of N-acyl derivatives of 5-aminolevulinic acid of general formula R-CO-NH-CH2 -CO-CH2 -CH2 -COOH, in which R stands for methyl, ethyl, propyl, isopropyl, butyl, phenyl... | 09/06/1994 |
| 5302263 | Ultrasonic cyano-de-halogenation A process for obtaining an aryl-substituted aliphatic nitrile is described. The process utilizes a solution of an aryl-substituted aliphatic halide and an organic or inorganic cyanide substantially insoluble in the solution. The mixture is subjected to ul... | 04/12/1994 |
| 5233075 | Process for the preparation of aromatic carboxylic acid esters A process comprising preparing an aromatic carboxylic ester and an alkyl iodide by carboxylating an aromatic iodide in the presence of an alkylating agent and a catalytic amount of a transition metal under aromatic carboxylic ester and alkyl iodide formin... | 08/03/1993 |
| 5215635 | Method for making silicone gels using ultrasonic energy A method is provided for using ultrasonic energy to effect the rapid cure of one-part and two-part curable silicone compositions comprising a vinyl silicone, a silicon hydride siloxane and an effective amount of a platinum group metal catalyst.... | 06/01/1993 |
| 5209879 | Method for inducing transformations in waxes The method and apparatus of this invention transforms naturally occurring or synthetic waxes into a state characterized by the fact that when the waxes solidify, they do so in forms different from those forms into which they would solidify except for the ... | 05/11/1993 |
