Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8187509 | Granulation process and apparatus A granulation process wherein a liquid is sprayed into a prilling tower (1) by means of a rotating prilling bucket (15) having a perforated side wall (15a), and the liquid jets exiting said perforated side wall are subjected to a vibratin... | 05/29/2012 |
| 8153036 | Thermoplastic polymer powder A process for producing a thermoplastic polymer powder that is made by subjecting an acrylic triblock copolymer (B)(A)(B) to an underwater cutting process to obtain a thermoplastic polymer powder, wherein block (A) has structural units originating from an acrylic es... | 04/10/2012 |
| 7964123 | Embolization Embolization, as well as related particles and methods, are described. ... | 06/21/2011 |
| 7931834 | Process for formation and collection of particles using cryogenic material A process for the formation of particles of a target material is disclosed, comprising: (i) introducing the target material into a particle formation vessel, and forming a continuous liquid surface of the target material in the particle formation vessel, and an inte... | 04/26/2011 |
| 7919023 | Process for the manufacture of a dense nuclear fuel material This invention relates to a process for manufacturing a dense material containing UO2, comprising: a) introducing at least two powders each comprising uranium dioxide UO2 into a vibrating grinder, wherein at least two powders are provided by tw... | 04/05/2011 |
| 7892461 | Method for the production and use of pigmented thermoplastic material comprising a flow enhancer in the form of a dissolved salt Description of a method for the production of a pigmented thermoplastic material. The method characterizes that during a first step an aqueous suspension presenting a solid matter contents of approximately 10 to 75% by weight, containing at least one flow enhancer i... | 02/22/2011 |
| 7862751 | Formulation of fine particles using liquefield or dense gases The invention provides a method for manipulating or formulating a solid substance which melts under pressure of a gas without degrading at a temperature lower than the melting point of the substance at atmospheric pressure including: applying to the substance a liqu... | 01/04/2011 |
| 7740775 | Method for the production of particles A process for preparing particles of a substance comprising contacting a first formulation including a first substance with a first solvent stream and a second solvent stream, thereby causing formation of particles of the first substance, wherein both the first and ... | 06/22/2010 |
| 7708915 | Polymer microspheres/nanospheres and encapsulating therapeutic proteins therein This invention is an improved process to formulate polymeric microspheres/nanospheres and encapsulate therapeutic proteins or other useful substances, and a polymer sphere apparatus. The invention is also methods of purifying protein-containing-polymeric-microsphere... | 05/04/2010 |
| 7700012 | Process for the production of urea-comprising particles Process for the production of urea-comprising particles, wherein the urea-comprising particles are produced in a pelletizer, comprising a feeding device, a belt and a device to remove the formed pellets from the belt, by feeding a urea-comprising liquid to the feedi... | 04/20/2010 |
| 7678302 | Method and apparatus for making porous agarose beads The present invention relates to a method and apparatus for forming agarose or cored agarose beads. The process involves dissolving/gelation the agarose in a suitable liquid, mixing it with a hydrophobic liquid to form an emulsion and maintaining that emulsion at a ... | 03/16/2010 |
| 7635442 | Apparatus and method for micron and submicron particle formation An apparatus is described for micron and submicron particles formation of a substance using the GAS process, comprising a particles formation vessel (22) and means for introducing a solution of the substance and a supercritical fluid into the particles format... | 12/22/2009 |
| 7625508 | Apparatus and method for making nanopowder An apparatus (20) for making nanopowder includes a reaction chamber (22), a first sprayer (25, 27), a second sprayer (26, 28) and a centrifuge (24). The reaction chamber includes a top portion (224); a bottom portion (227... | 12/01/2009 |
| 7625507 | Extrusion process for forming chemically stable drug multiparticulates Reduced levels of drug degradation in drug-containing multiparticulates are obtained by an extrusion/melt-congeal process. ... | 12/01/2009 |
| 7622061 | Apparatus for crystallizing polymer particles The present invention is a process and apparatus for conserving loss of heat while forming and crystallizing polymer particles in a liquid. The cooling liquid quenches the polymer during particle molding to facilitate shaping. The cooling liquid cools the polymer pa... | 11/24/2009 |
| 7615169 | Method for synthesis of colloidal nanoparticles A method for synthesis of high quality colloidal nanoparticles using comprises a high heating rate process. Irradiation of single mode, high power, microwave is a particularly well suited technique to realize high quality semiconductor nanoparticles. The use of micr... | 11/10/2009 |
| 7611649 | Nanopowders synthesis apparatus and method A nanopowders synthesis apparatus includes a reaction chamber; a first sprayer communicated with the reaction chamber and configured for spraying a first reactant into the reaction chamber along a first direction; and a second sprayer communicated with the reaction ... | 11/03/2009 |
| 7611650 | Nanopowders synthesis apparatus A nanopowders synthesis apparatus includes a reaction chamber, the reaction chamber having a top portion, a bottom portion opposite to the top portion, a sidewall adjoining the top and the bottom portion, and an inlet and an outlet; a first sprayer formed in the sid... | 11/03/2009 |
| 7575699 | Method for synthesis of colloidal nanoparticles A method for synthesis of high quality colloidal nanoparticles using comprises a high heating rate process. Irradiation of single mode, high power, microwave is a particularly well suited technique to realize high quality semiconductor nanoparticles. The use of micr... | 08/18/2009 |
| 7468151 | Method for the preparation of purified microparticles The present invention is directed to a method for purifying microparticles. These microparticles are prepared in a liquid medium and are recovered free from impurities and undesirable reaction products in a particular way. In addition, an apparatus has been claimed ... | 12/23/2008 |
| 7455797 | Method and apparatus for producing particles using supercritical fluid The present invention provides a method of producing particles via a supercritical fluid processing technique, an apparatus for carrying out the method and the particles produced thereby. The method includes: (1) providing: a supercritical fluid; a first solvent tha... | 11/25/2008 |
| 7449136 | Method and apparatus for producing composite particles using supercritical fluid as plasticizing and extracting agent The present invention provides methods for producing composite particles using supercritical fluid as a plasticizing and extracting agent, composite particles formed in accordance with the methods and an apparatus for carrying out the methods. In accordance with the... | 11/11/2008 |
| 7419607 | Anti-biofilm forming structure and method of manufacturing the same A biofilm resistant fluid handling system is provided having at least one structural component adapted to retain or deliver fluid. The at least one structural component is formed from a biofilm resistant material comprising polymeric resin and an inorganic carrier c... | 09/02/2008 |
| 7393259 | Method of forming emitters and method of manufacturing field emission device (FED) A method of forming emitters and a method of manufacturing a Field Emission Device (FED) using the method includes: forming a volume-changeable structure on an electrode, the volume-changeable structure composed of a polymer which reversibly swells and shrinks in re... | 07/01/2008 |
| 7390411 | Method for preparing a compound of interaction of active substances with a porous support using supercritical fluid The invention concerns a method for preparing compounds for interaction of an active substance hardly soluble in an aqueous medium with a porous support. The invention is characterized in that it comprises the following steps: (a) mixing the active substance generat... | 06/24/2008 |
| 7374797 | Continuous combined pigmented wax compounding and bichromal sphere fabrication process A system and method for the continuous fabrication of bichromal spheres by introducing continuous streams of differently colored, pigmented polymer melts to substantially opposite sides of a plurality of spinning disks. The system comprises a first and second extrud... | 05/20/2008 |
| 7364675 | Self-folding polymer microparticles A method for forming three-dimensional polymeric particulate microstructures through self-folding of thin-film microparticles. Self-folding of two-dimensional polymeric precursors produces various three-dimensional particulate microstructures. Dumpling-like microstr... | 04/29/2008 |
| 7357910 | Method for producing metal oxide nanoparticles Method for producing metal oxide nanoparticles. The method includes generating an aerosol of solid metallic microparticles, generating plasma with a plasma hot zone at a temperature sufficiently high to vaporize the microparticles into metal vapor, and directing the... | 04/15/2008 |
| 7344368 | Device for the production of a granulate Disclosed is a device for the production of a granulate whereby a perforated rotating outer tube with a supply device for the dripping material arranged on the inside thereof is disposed on a rocker whereby the drive motor for the drum is disposed as a counterweight... | 03/18/2008 |
| 7341682 | Manufacture of polysaccharide beads The present invention is a process of manufacture of one or more polysaccharide beads, comprising generating an aerosol of an aqueous polysaccharide solution, cooling the droplets of said aerosol in air to initiate gelling thereof and collecting droplets as gelled b... | 03/11/2008 |
| 7332111 | Devices and methods for the production of particles The present invention provides methods and devices for producing particles with an average diameter less than about 15 μm using the precipitation with compressed fluid-antisolvent (PCA) process and the carbon-dioxide assisted nebulization with a bubble dryer (CAN-B... | 02/19/2008 |
| 7311861 | Embolization Embolization, as well as related particles and methods, are described. ... | 12/25/2007 |
| 7297171 | Methods of making ceramics comprising AlO, REO, ZrOand/or HfOand Nb0and/or TaO Methods for making glass-ceramics comprising Al2O3, REO, at least one of ZrO2 or HfO2 and at least one of Nb2O5 or Ta2O5. Glass-ceramics according to the present invention can be... | 11/20/2007 |
| 7297298 | Nano-particles and process for producing nano-particles It is an object of the present invention to provide a process for producing nano-particles, capable of efficiently producing monodisperse nano-particles substantially uniform in particle size and composition, and freely controllable in particle size and composition ... | 11/20/2007 |
| 7291295 | Method for precipitating finely divided solid particles A method for precipitation of finely divided solid particles comprising a) Dissolving a compound C in a fluid A to provide a solution A; b) Thermostatization of said solution A to a temperature ranging between −50°0 C. and 200° C.;... | 11/06/2007 |
| 7291296 | Method for making very fine particles consisting of a principle inserted in a host molecule The invention concerns a method for making very fine particles containing at least an active principle inserted in a host molecule and a device for implementing said method. The method is characterized in that it consists in forming a solution of the active principl... | 11/06/2007 |
| 7288319 | Forming a chemically cross-linked particle of a desired shape and diameter Chemically cross-linked polymeric particles are formed using mechanical rather than chemical processes, facilitating production of small-diameter particles in a manner largely independent of the viscosity or density of the polymer. For example, an uncross-linked res... | 10/30/2007 |
| 7288686 | Hydrogenation catalyst and hydrogenation process A supported hydrogenation catalyst comprising (1)Pd or a Group 8 metal comprising Pd and one other Group 8 metal, preferably a Group 8 metal selected from Pt, Ir, Ru, Co or Ni, and (2) at least two metals selected from Ag, Zn or Bi, preferably Ag and at least one of... | 10/30/2007 |
| 7282167 | Method and apparatus for forming nano-particles Nano-scale particles of materials can be produced by vaporizing the material and allowing the material to flow in a non-violently turbulent manner into thermal communication with a cooling fluid, thereby forming small particles of the material that can be in the nan... | 10/16/2007 |
| 7279181 | Method for preparation of particles from solution-in-supercritical fluid or compressed gas emulsions The present invention provides a method of producing particles from solution-in-supercritical fluid or compressed gas emulsions. In accordance with the method of the invention, a solution that includes a solute dissolved in a solvent is contacted with supercritical ... | 10/09/2007 |
