Patents by Inventor Neil Lewis

Neil Lewis 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).

  • Publication number: 20150027949
    Abstract: A method for removing nitrate ions from a solution is presented. The method includes providing a polymer comprising a protonated amine moiety and an anion derived from an acid having a pKa value greater than about 1. The method further includes contacting the polymer with the solution to bind at least a portion of the nitrate ions in the solution with the polymer, and form a polymer-nitrate complex. The method furthermore includes separating at least a portion of the polymer-nitrate complex from the solution.
    Type: Application
    Filed: July 26, 2013
    Publication date: January 29, 2015
    Applicant: General Electric Company
    Inventors: Hongchen Dong, Larry Neil Lewis, Stephen Robert Vasconcellos
  • Publication number: 20150023863
    Abstract: A material is described of formula NaxMyAlaSibO67 with Face Centered Cubic (fcc) lattices forming F -4 3 m cubic structure, wherein M is at least one of lithium, potassium, rubidium, caesium, vanadium, chromium, iron, cobalt, nickel, ruthenium, rhodium, palladium, silver, osmium, iridium, platinum, gold, and cerium; 0<x+y?22/3; wherein when y=0, 4<x?/3, when 0<y?/3, 0?x<22/3, and when M is potassium, x>0; 1?a3; 1?b?3; and 0<??32/3. An exhaust gas system comprising the material and a method are also described herein.
    Type: Application
    Filed: July 19, 2013
    Publication date: January 22, 2015
    Applicant: General Electric Company
    Inventors: Qijia FU, Xiao ZHANG, Chuan LIN, Youhao YANG, Daniel NORTON, Larry Neil LEWIS, Xiaoying BAO, Susan Elizabeth CORAH, Yu DONG, Dejia WANG, Shizhong WANG
  • Publication number: 20140378296
    Abstract: A method of producing a catalyst composition is provided, the method comprising mixing (i) a first component comprising a zeolite, and (ii) a second component comprising a homogeneous solid mixture containing at least one catalytic metal and at least one metal inorganic support, wherein the first component and the second component form an intimate mixture, and wherein the homogeneous solid mixture is produced by mixing a reactive solution comprising a precursor of the metal inorganic support and a templating agent with a precursor of the catalyst metal, and calcining the mixture to form the homogeneous solid mixture. The templating agent affects one or more of pore size, pore distribution, pore spacing, or pore dispersity of the metal inorganic support. The pores of the solid mixture produced after calcination may have an average diameter in a range of about 1 nanometer to about 15 nanometers.
    Type: Application
    Filed: June 20, 2014
    Publication date: December 25, 2014
    Applicant: General Electric Company
    Inventors: Larry Neil Lewis, Donald Wayne Whisenhunt, JR., Dan Hancu, Ashish Balkrishna Mhadeshwar, Benjamin Hale Winkler, Daniel George Norton, Oltea Puica Siclovan, Ming Yin
  • Patent number: 8889587
    Abstract: A catalyst system comprising a first catalytic composition comprising a first catalytic material disposed on a metal inorganic support; wherein the metal inorganic support has pores; and at least one promoting metal. The catalyst system further comprises a second catalytic composition comprising, (i) a zeolite, or (ii) a first catalytic material disposed on a first substrate, the first catalytic material comprising an element selected from the group consisting of tungsten, titanium, and vanadium. The catalyst system may further comprise a third catalytic composition. The catalyst system may further comprise a delivery system configured to deliver a reductant and optionally a co-reductant. A catalyst system comprising a first catalytic composition, the second catalytic composition, and the third catalytic composition is also provided. An exhaust system comprising the catalyst systems described herein is also provided.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: November 18, 2014
    Assignee: General Electric Company
    Inventors: Larry Neil Lewis, Benjamin Hale Winkler, Dan Hancu, Daniel George Norton, Ashish Balkrishna Mhadeshwar
  • Patent number: 8871669
    Abstract: A catalyst composition is provided comprising a homogeneous solid mixture having ordered directionally aligned tubular meso-channel pores having an average diameter in a range of about 1 nanometer to about 15 nanometers, wherein the homogeneous solid mixture is prepared from a gel formed in the presence of a solvent, modifier, an inorganic salt precursor of a catalytic metal, an inorganic precursor of a metal inorganic network, and a templating agent. The templating agent comprises an octylphenol ethoxylate having a structure [I]: wherein “n” is an integer having a value of about 8 to 20.
    Type: Grant
    Filed: May 28, 2010
    Date of Patent: October 28, 2014
    Assignee: General Electric Company
    Inventors: Larry Neil Lewis, Oltea Puica Siclovan, Dan Hancu, Ashish Balkrishna Mhadeshwar, Ming Yin
  • Publication number: 20140294710
    Abstract: A method of preparing a catalyst composition suitable for removing sulfur from a catalytic reduction system and the catalyst composition prepared by the method are provided. The method of preparation of a catalyst composition, comprises: combining a metal oxide precursor, a catalyst metal precursor and an alkali metal precursor in the presence of a templating agent; hydrolyzing and condensing to form an intermediate product that comprises metal oxide, alkali metal oxide, and catalyst metal; and calcining to form a templated amorphous metal oxide substrate having a plurality of pores wherein the alkali metal oxide and catalyst metal are dispersed in an intermixed form in the metal oxide substrate.
    Type: Application
    Filed: June 16, 2014
    Publication date: October 2, 2014
    Applicant: General Electric Company
    Inventors: Oltea Puica Siclovan, Daniel George Norton, Larry Neil Lewis, Dan Hancu, Xiaoying Bao, Robert Burch, Hardacre Christopher, Chansai Sarayute
  • Patent number: 8842266
    Abstract: A method of obtaining information about a heterogeneous pharmaceutical mixture is disclosed. This method involves applying an image enhancement agent, such as a stain, to the mixture. An image of the mixture can then be obtained, and information about a distribution of components of the mixture in the image can also be obtained based on spatial information derived from the application of the image enhancement agent.
    Type: Grant
    Filed: August 23, 2011
    Date of Patent: September 23, 2014
    Assignee: Malvern Instruments Incorporated
    Inventors: E. Neil Lewis, Kenneth S. Haber
  • Publication number: 20140199222
    Abstract: A composition includes a templated metal oxide substrate having a plurality of pores and a catalyst material includes silver. The composition under H2 at 30 degrees Celsius, the composition at a wavelength that is in a range of from about 350 nm to about 500 nm has a VIS-UV absorbance intensity that is at least 20 percent less than a standard silver alumina catalyst (Ag STD). The standard alumina is Norton alumina, and which has the same amount of silver by weight.
    Type: Application
    Filed: January 21, 2014
    Publication date: July 17, 2014
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Larry Neil Lewis, Dan Hancu, Oltea Puica Siclovan, Ming Yin
  • Publication number: 20140199223
    Abstract: A composition includes a templated metal oxide, at least 3 weight percent of silver, and at least one catalytic metal. A method of making and a method of using are included.
    Type: Application
    Filed: January 21, 2014
    Publication date: July 17, 2014
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Ming Yin, Larry Neil Lewis, Dan Hancu, Oltea Puica Siclovan
  • Publication number: 20140179854
    Abstract: The invention relates to a polymer derived from: reaction of glycidyl (meth)acrylate, allyl glycidyl ether or [(vinyloxy)methyl]oxirane with ammonia or primary amine to obtain a mixture of monomer compounds; reaction of the mixture of monomer compounds with at least one of acrylic acid, vinyl alcohol, vinyl acetate, acrylamide, methylacrylic acid, and methylacrylamide to obtain an intermediate polymer; and reaction of the intermediate polymer with a dithiocarbamic acid salt. Methods for using the polymer are also described herein.
    Type: Application
    Filed: July 6, 2012
    Publication date: June 26, 2014
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Yangang Liang, Wenqing Peng, Xiaoan Xie, Shengxia Liu, Hongchen Dong, Ping Lue, Stephen Robert Vasconcellos, Edward Joseph Urankar, Larry Neil Lewis, Robert James Perry
  • Patent number: 8728326
    Abstract: The invention relates to a polymer comprising structural units of formula and formula wherein R1, R2, R5 and R6 are independently hydrogen, a methyl group, or —COOH, only one of R1 and R2 or R5 and R6 is —COOH; R3 and R7 are independently hydrogen, or a methyl group; R4 is —COOH, —CONH2 or —OH, when R4 is —OH, R1, R2 and R3 are respectively hydrogen; and R8 is —COO, —CONH, or —O—, when R8 is —O—, R5, R6 and R7 are respectively hydrogen. Methods for preparing and using the polymer are also described herein.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: May 20, 2014
    Assignee: General Electric Company
    Inventors: Wenqing Peng, Yangang Liang, Shengxia Liu, Larry Neil Lewis, Robert James Perry, Stephen Robert Vasconcellos, Su Lu, Guixi Zhang
  • Publication number: 20140002662
    Abstract: In one general aspect, a particle characterization method is disclosed that includes suspending particles in a fluid, causing them to flow past a two-dimensional array detector, and illuminating them as they do so. The method also includes acquiring images of the particles as they flow past the two-dimensional array detector in the fluid, and applying a particle characterization function to the images for at least some of the suspended particles.
    Type: Application
    Filed: March 15, 2013
    Publication date: January 2, 2014
    Inventors: E. Neil Lewis, John McCaffrey, Kenneth S. Haber, Peter Bennett, Gerald Sando, Tomasz Sadowski
  • Patent number: 8586501
    Abstract: According to various embodiments, a catalyst composition includes a catalytic metal secured to a porous substrate. The substrate has pores that are templated. The substrate is a product of adding a substrate precursor to a water-in-oil microemulsion including a catalytic metal salt, a solvent, a templating agent, and water.
    Type: Grant
    Filed: October 4, 2010
    Date of Patent: November 19, 2013
    Assignee: General Electric Company
    Inventors: Larry Neil Lewis, Robert Edgar Colborn, Ashish Balkrishna Mhadeshwar, Dan Hancu
  • Publication number: 20130303365
    Abstract: A catalyst system comprising a first catalytic composition comprising a homogeneous solid mixture containing at least one catalytic metal and at least one metal inorganic support. The pores of the solid mixture have an average diameter in a range of about 1 nanometer to about 15 nanometers. The catalytic metal comprises nanocrystals.
    Type: Application
    Filed: May 13, 2013
    Publication date: November 14, 2013
    Inventors: Ming Yin, Larry Neil Lewis, Oltea Puica Siclovan, Dan Hancu, Benjamin Hale Winkler, Daniel George Norton, Ashish Balkrishna Mhadeshwar
  • Patent number: 8564774
    Abstract: In one general aspect, a spectroscopic apparatus is disclosed for investigating heterogeneity of a sample area. The apparatus includes an image acquisition system operative to acquire images of a plurality of sub-areas in the sample area and a sub-area selection interface operative to receive a selection designating one of the sub-areas for which an image has been obtained. A spectrometer has a field of view and is operative to acquire a spectrum of at least part of one of the sub-areas in its field of view, and a positioning mechanism is responsive to the sub-area selection interface and operative to position the field of view of the spectrometer relative to the sample area based on a received selection.
    Type: Grant
    Filed: February 6, 2012
    Date of Patent: October 22, 2013
    Assignee: Malvern Instruments Ltd
    Inventor: E. Neil Lewis
  • Patent number: 8530369
    Abstract: A catalyst composition is provided that includes a catalytic metal secured to a substrate, and the substrate is mesoporous and has pores that are templated. A catalyst composition includes a catalytic metal secured to a mesoporous substrate. The mesoporous substrate is a reaction product of a reactive solution, a solvent, a modifier, and a templating agent. A method includes reacting a reactive solution and a templating agent to form a gel; and calcining the gel to form a substrate having a mesoporous template that is capable to support a catalyst composition.
    Type: Grant
    Filed: May 19, 2008
    Date of Patent: September 10, 2013
    Assignee: General Electric Company
    Inventors: Larry Neil Lewis, Oltea Puica Siclovan, Hrishikesh Keshavan, Dan Hancu, Benjamin Hale Winkler
  • Publication number: 20130180927
    Abstract: A method for making lignin-amines is provided. The method comprises providing a lignin; then modifying the lignin with modifier to create a modified lignin; and then reacting the modified lignin with an amine to form a lignin-amine. Suitable modifiers comprise acrylates. A method for coagulating suspended materials in a water stream is also disclosed. The method comprises providing a water stream and contacting the suspended materials in the water stream with at least one lignin-amine.
    Type: Application
    Filed: January 13, 2012
    Publication date: July 18, 2013
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Hongchen Dong, Wenqing Peng, Larry Neil Lewis
  • Patent number: 8476187
    Abstract: The present invention details a process for producing a catalyst powder. The steps of the process include preparing catalyst slurry, drying, pyrolyzing, and calcining the catalyst slurry to obtain a calcined catalyst powder. The catalyst slurry comprises a catalyst, a liquid carrier, a templating agent, and a catalyst substrate. The catalyst slurry is dried to obtain a raw catalyst powder. The raw catalyst powder is heated in a first controlled atmosphere to obtain a pyrolyzed catalyst powder and the pyrolyzed catalyst powder is calcined in a second controlled atmosphere to obtain a calcined catalyst powder. A method of fabricating a catalyst surface and catalytic converter using the prepared catalyst powder is also illustrated.
    Type: Grant
    Filed: January 6, 2010
    Date of Patent: July 2, 2013
    Assignee: General Electric Company
    Inventors: Daniel George Norton, Larry Neil Lewis, Elliott West Shanklin, Frederic Joseph Klug, Venkat Subramaniam Venkataramani, Robert Joseph Lyons, Dan Hancu, Benjamin Hale Winkler, Hrishikesh Keshavan
  • Patent number: 8459010
    Abstract: A catalyst composition is provided that includes a catalytic metal secured to a substrate, and the substrate is mesoporous and has pores that are templated. A catalyst composition includes a catalytic metal secured to a mesoporous substrate. The mesoporous substrate is a reaction product of a reactive solution, a solvent, a modifier, and a templating agent. A method for controlling nitrous oxide emissions including the catalyst composition comprising introducing a regeneration fuel into an exhaust stream upstream relative to the catalyst composition and heating the exhaust stream upstream relative to the catalyst composition. When the regeneration fuel is introduced the air/fuel ratio ? of an air/fuel mixture of a lean burn exhaust is greater than 1.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: June 11, 2013
    Assignee: General Electric Company
    Inventors: Dan Hancu, Larry Neil Lewis, Benjamin Hale Winkler, Daniel George Norton
  • Patent number: RE45096
    Abstract: With interactive voice response services, it can be frustrating for a user to become stuck in a dialogue where the same question is asked repetitively. Here the wording of questions used by the system are varied throughout the dialogue depending upon how many times a user has visited a particular dialogue state during the call history. Furthermore the wording of the question is also varied in dependence upon the way in which the question was asked the last time the user was in a particular dialogue state.
    Type: Grant
    Filed: July 16, 2009
    Date of Patent: August 26, 2014
    Assignee: British Telecommunications public limited company
    Inventors: Michael Andrew Harrison, Paul Ian Popay, Neil Lewis Watton