Patents by Inventor W. Novis Smith

W. Novis Smith has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the recovery of metals from used nickel/metal hydride batteries
    Patent number: 8246717
    Abstract: The present invention provides a process of recovering AB5 and/or AB2 as well as other metals from spent nickel metal hydride batteries from a slury by a series of separation steps utilizing the screening off of larger metal particles, removal of magnetizable small metal particles from a filter and then separating AB5 and/or AB2 by passing the filtrate through a froth flotation step to separate AB5 and/or AB2 from lighter small particles.
    Type: Grant
    Filed: August 23, 2010
    Date of Patent: August 21, 2012
    Assignee: Toxco, Inc.
    Inventors: W. Novis Smith, Scott Swoffer
  • Optically clear fire resistant windows
    Patent number: 8206620
    Abstract: There is provided a composition and a method for forming fire resistant panes containing borate-phosphate anions and the window pane and window assemblies prepared therefrom.
    Type: Grant
    Filed: August 11, 2009
    Date of Patent: June 26, 2012
    Assignee: AGP Plastics, Inc.
    Inventors: Nelson Bolton, W. Novis Smith, Elizabeth Wimmer
  • Non-aqueous electrolyte
    Patent number: 8128833
    Abstract: The present invention provides electrolytes for use in electronic devices which contain imidazolium salts in combination with high boiling aprotic solvents having lower flammability and lower toxicity than acetonitrile electrolytes.
    Type: Grant
    Filed: June 19, 2006
    Date of Patent: March 6, 2012
    Assignee: Lithdyne International
    Inventors: W. Novis Smith, Joel R. McCloskey
  • Method for extruding polymers
    Patent number: 7994275
    Abstract: The disclosure defined by this invention provides a method for extruding thermoplastic polymers which includes the step of creating high pressure steam in the extruding apparatus so as to prevent scorching and to solubilize contaminants. The method can be used in a neutralization step of ionomers in an extrusion process to obtain an extrudate having good light transmission and improved impact resistance.
    Type: Grant
    Filed: November 12, 2009
    Date of Patent: August 9, 2011
    Inventors: Nelson Bolton, Edwin Bolton, W. Novis Smith, Elizabeth Wimmer
  • Decontamination of radioactive metals
    Patent number: 7988937
    Abstract: The present invention relates to a method for the volumetric decontamination of radioactive metals. The method includes the step of precipitating out radioactive gamma and beta emitting nucleotides and then recovering non-radioactive metal compounds.
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: August 2, 2011
    Inventors: W. Novis Smith, David S. Eaker, Rick Low
  • Carbon electrodes and electrochemical capacitors
    Patent number: 7986510
    Abstract: An electrochemical device having an operational voltage up to 4.5 V in combination with a high concentration of an electrolyte salt consisting of a tetrafluoroborate salt and a eutectic of two solvents in which ethylene carbonate is one and an improved carbon electrode a preferred electrochemical device is a capacitor.
    Type: Grant
    Filed: May 30, 2009
    Date of Patent: July 26, 2011
    Inventors: W. Novis Smith, Joel R. McCloskey, James J. Gormley
  • Carbon electrodes and electrochemical capacitors
    Patent number: 7924549
    Abstract: Carbon electrodes for a capacitor having conditioned carbon elements in combination with a high concentration of an electrolyte tetrafluoroborate salt and a non-aqueous aprotic solvent to provide an operational voltage up to 4.5V and capacitors used with the carbon electrodes.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: April 12, 2011
    Inventors: W. Novis Smith, Joel R. McCloskey, James J. Gormley
  • Process for preparing lithium ion cathode material
    Patent number: 7829223
    Abstract: There is provided a process for preparing lithium cobaltate and to lithium-containing cobalt oxides which is used in lithium battery cathodes. Also, there is provided cathodes for lithium batteries.
    Type: Grant
    Filed: October 24, 2005
    Date of Patent: November 9, 2010
    Inventors: W. Novis Smith, Joseph B. Kejha, James J. Gormley, Joel R. McCloskey
  • Recovery of high purity PbO
    Patent number: 7785561
    Abstract: A process for producing high purity lead oxide from impure lead compounds particularly from waste lead battery paste which includes an oxidation-reduction step. The process results in a reduction of impure lead compounds to the +2 valence state and metal particle contaminants are oxidized to the +2 state.
    Type: Grant
    Filed: February 18, 2009
    Date of Patent: August 31, 2010
    Assignees: Toxco. Inc, Kinsbursky Brothers, Inc.
    Inventors: W. Novis Smith, Steven A. Kinsbursky
  • Chemically protective laminated fabric
    Patent number: 7718555
    Abstract: A fabric for chemical protective garments having at least two multilayered film laminates separated by a scrim forming a barrier chamber. The laminates are sandwiched between films of linear low density polyethylene and contain a different film from each other selected from ethyl vinyl alcohol, polyethylene terephthalate and polyamide. There is also the garment prepared with the fabric.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: May 18, 2010
    Assignee: Lakeland Industries Inc
    Inventors: W. Novis Smith, Charles Roberson
  • Process for preparing lithium manganate
    Patent number: 7713313
    Abstract: The present invention provides a process for preparing lithium manganate having lithium-in cell stability by utilizing manganese oxides having lower oxidation states in the furnacing step and by using stoichiometric amounts of lithium hydroxide monohydrate and a manganese oxide in water as a starting mixture. Cr, Ni, Mg, AL oxides are optionally added.
    Type: Grant
    Filed: April 13, 2006
    Date of Patent: May 11, 2010
    Assignee: Lithdyne LLC
    Inventors: W. Novis Smith, Joel R. McCloskey, Joseph B. Kejha, James J. Gormley
  • Low temperature non-aqueous electrolyte
    Patent number: 7675737
    Abstract: The present invention provides electrolytes for use in electronic devices at temperature below ?50° C. consisting of a mixture, eutectic or tereutectic of at least two low viscosity aprotic solvents, acetonitrile, and a mixture of conductive salts having a molecular weight up to 240.
    Type: Grant
    Filed: July 2, 2008
    Date of Patent: March 9, 2010
    Assignee: Lithdyne LLC
    Inventors: W. Novis Smith, Joel R. McCloskey
  • Process for recovering lead oxides from exhausted batteries
    Patent number: 7507496
    Abstract: A process for recovering lead oxides from the spent paste of exhausted lead acid batteries. The process provides heating the spent paste with an alkali hydroxide solution at elevated temperatures prior to calcinations. Calcination is at various temperatures so that either lead mono-oxide, lead dioxide or red lead is obtained as the principal product. There is also provided the use of the lead oxide to prepare the paste for positive and negative electrodes or other lead compounds.
    Type: Grant
    Filed: December 7, 2004
    Date of Patent: March 24, 2009
    Assignees: Toxco, Inc, Kinsbursky Brothers Inc
    Inventors: Steven A. Kinsbursky, W. Novis Smith, Richard Schutte
  • Anti-static protective garment
    Patent number: 7093307
    Abstract: Disposable chemical and biological protective garments have an internal film or coating of conductive and water absorbing inorganic salts which are antistatic agents activated by the internal humidity generated by the wearer.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: August 22, 2006
    Assignee: Lakeland Industries
    Inventor: W. Novis Smith
  • Non-aqueous electrolytes for electrical storage devices
    Patent number: 6902684
    Abstract: A non-aqueous electrolyte for electric storage devices consisting of a nitrile solvent and a complex salt formed by the reaction of a tetraalkyl ammonium salt and hydrogen fluoride. The electrolyte may include a component which a cation of an imidazolium or quaternary tetraalkylammonium salt.
    Type: Grant
    Filed: September 16, 2002
    Date of Patent: June 7, 2005
    Assignee: Lithdyne International
    Inventors: W. Novis Smith, Joel McCloskey
  • Capacitor electrolyte recovery
    Patent number: 6896807
    Abstract: A method for recovering and recycling expensive and hazardous components from capacitors containing an electrolyte salt dissolved in an aprotic organic solvent. The method includes disintegrating a plurality of capacitor casings and their contents into fragments and forming an aqueous slurry of water insoluble fragments, filtering fractionally distilling the filtrate to remove the solvent as a distillate and recovering the electrolyte salt.
    Type: Grant
    Filed: February 27, 2003
    Date of Patent: May 24, 2005
    Assignee: Toxco Inc
    Inventors: W. Novis Smith, Terry Adams
  • Non-aqueous electrolyte
    Patent number: 6728096
    Abstract: A non-aqueous electrolyte for use in batteries and electrical capacitors for use at low temperatures. The electrolyte consists of at least two electrolyte salts in an electrochemical solvent or at least one electrolyte salt in a mixture of electrochemical solvents.
    Type: Grant
    Filed: April 2, 2003
    Date of Patent: April 27, 2004
    Assignee: Lithdyne International
    Inventors: W. Novis Smith, Joel McCloskey
  • Dust free lithium hydroxide
    Patent number: 6653262
    Abstract: The present invention provides a method for forming dust free lithium hydroxide monohydrate. The method contains the step of coating the lithium hydroxide with 0.2 to 1.5% by weight of paraffinic oils.
    Type: Grant
    Filed: December 27, 2001
    Date of Patent: November 25, 2003
    Assignee: Toxco, Inc.
    Inventors: W. Novis Smith, Joel McCloskey, Andrew Atterbury
  • Preparation of arsenic pentafluoride
    Patent number: 6635231
    Abstract: A process for the preparation of high purity arsenic pentafluoride in high yield. The process uses sulfur trioxide or oleum and an excess of hydrogen fluoride to react arsenic acid or arsenic pentoxide in a reaction medium containing an excess of hydrogen fluoride to yield high purity arsenic pentafluoride as a gas.
    Type: Grant
    Filed: March 6, 2001
    Date of Patent: October 21, 2003
    Assignee: Lithdyne International
    Inventors: W. Novis Smith, Joel McCloskey
  • Lithium hydroxide compositions
    Patent number: 6608008
    Abstract: There is provided concentrated aqueous solutions of highly pure lithium hydroxide essentially free of carbon dioxide, packaged in an inert atmosphere.
    Type: Grant
    Filed: September 20, 2000
    Date of Patent: August 19, 2003
    Assignee: Toxco Inc.
    Inventor: W. Novis Smith