Patents Assigned to Ecolab
  • Anti-agglomerants for controlling gas hydrates
    Patent number: 9410073
    Abstract: The present invention generally relates to one or more compositions and methods for inhibiting the formation of gas hydrate agglomerates in a fluid. The fluid may be contained, for example, in an oil or gas pipeline or refinery.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: August 9, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Peter A. Webber, Sahana Nagappayya
  • Fluid dispensers with increased mechanical advantage
    Patent number: 9408502
    Abstract: A fluid dispenser includes a dispense mechanism that provides for increased mechanical advantage. The dispense mechanism includes a lever member and an actuator. The lever member includes a first lever section that receives application of an input force and a second lever section that applies an output force to the actuator. The lever member and/or the actuator are configured to provide at least two contact points between the actuator and the second lever section during the course of a dispensing stroke such that the mechanical advantage provided at a first one of the at least two contact points is greater than the mechanical advantage provided at a second one of the at least two contact points.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: August 9, 2016
    Assignee: Ecolab USA Inc.
    Inventor: John T. Pelkey
  • High performance low viscoelasticity foaming detergent compositions employing extended chain anionic surfactants
    Patent number: 9410110
    Abstract: The invention meets the needs above by providing a surfactant system, mixture or blend that can be used as a part of a soaking composition. The surfactant system is capable of forming emulsions with, and thus removing, oily and greasy stains. In a preferred embodiment the surfactant compositions of the invention can remove non-trans fat and fatty acid stains. The invention involves foaming soaking compositions that have some or part of the anionic surfactant present in the same replaced with an extended chain anionic surfactant.
    Type: Grant
    Filed: April 15, 2015
    Date of Patent: August 9, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Victor Fuk-Pong Man, Yvonne Marie Killeen, Derrick Richard Anderson
  • Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process
    Patent number: 9410288
    Abstract: The invention provides methods and compositions for improving the characteristics of paper substrates. The method involves adding to a paper substrate an NCC-polymer. NCC-polymers have unique chemical properties which result in improvements in wet strength, dry strength and drainage retention properties of the paper substrates.
    Type: Grant
    Filed: August 8, 2013
    Date of Patent: August 9, 2016
    Assignee: ECOLAB USA INC.
    Inventors: David A. Castro, Rangarani Karnati, Shawnee M. Wilson, Weiguo Cheng, Mei Liu, Zhiyi Zhang
  • SYNERGISTIC STAIN REMOVAL THROUGH NOVEL CHELATOR COMBINATION
    Publication number: 20160222318
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal carbonate, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Application
    Filed: September 9, 2013
    Publication date: August 4, 2016
    Applicant: ECOLAB USA, INC.
    Inventors: TOBIAS FOSTER, DAVID W. GOHL, SVEN KLOSE, DIRK KULLWITZ, JOHN MANSERGH, TIMOTHY MEIER, BEANA PATHICHERIL
  • Process and Compositions for Paper-Making
    Publication number: 20160222590
    Abstract: The invention provides a process for paper-making comprising adding to pulp slurrry at least a first aqueous liquid and a second aqueous liquid so as to obtain a paper stock; forming the paper stock so as to obtain a wet paper web; pressing and draining the wet paper web so as to obtain a wet paper sheet; and drying the wet paper sheet so as to obtain a paper sheet. Correspondingly, the invention provides an aid composition for paper-making.
    Type: Application
    Filed: September 12, 2014
    Publication date: August 4, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Bo Zhu, Meng Zhang, Jun Li, Na Xu, Yulin Zhao
  • SYNERGISTIC STAIN REMOVAL THROUGH NOVEL CHELATOR COMBINATION
    Publication number: 20160222320
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal hydroxide, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Application
    Filed: September 9, 2013
    Publication date: August 4, 2016
    Applicant: ECOLAB USA INC.
    Inventors: Tobias Foster, John Mansergh, Lee J. Monsrud, Shigeaki Yamada, Dan N. Tallman, Marc Von Bergen
  • Solid air freshener
    Patent number: 9402930
    Abstract: The present invention relates to a solid pressed air freshener and odor neutralizer composition which can include greater than 10% fragrance. The air freshener comprises a fragrance; preferably the fragrance is impregnated within a water soluble substrate made from a foamed vegetable starch, a surfactant and a solidifier. The solid formulations break down easily in the presence of water and may be sprayed, within the area to be freshened.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: August 2, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Amanda Ruth Blattner, Charles Allen Hodge, Timothy John Kohnke, Mark Dennis Levitt, Julie E. Marquardt
  • Method for dispensing solid products
    Patent number: 9403131
    Abstract: A method and apparatus for dispensing a solution of a solid product in a fluid. A freestanding apparatus comprises an inlet portion through which fluid enters, a reaction portion in which the fluid encounters and dissolves the product to form a solution, and an outlet portion from which the solution exits the apparatus. Fluid may encounter product from a single direction or multiple directions. The apparatus may be configured to receive a particularly shaped solid product, and may comprise a lid or gate to prevent fluid from contacting the product undesirably.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: August 2, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Jason D. Hedlund, John E. Thomas, Richard Ryan Carroll, Louis Holzman, Edward J. Snodgrass, Bernardo Parlange
  • Environmentally beneficial recycling of brines in the process of reducing friction resulting from turbulent flow
    Patent number: 9404033
    Abstract: Processes are provided for reducing the hydrodynamic friction of a turbulent brine stream including, for example, the step of injecting a mixture of a finely divided free flowing friction reducing powder into the turbulent brine stream, wherein the particles of the powder have a primary particle size between 10 and 100 microns in average particle diameter, and the brine stream comprises water with at least 90,000 ppm total dissolved solids, wherein the total dissolved solids includes at least 30,000 ppm sodium cations, 10,000 ppm calcium cations, and 1,000 ppm magnesium cations, and wherein the brine has an electrical conductivity of greater than 100.0 mS/cm at 25° C. For use with a harsher brine, the particles preferably have a primary particle size between 10 and 53 microns in average particle diameter. The friction reducing powder may, for example, be a polyacrylamide polymer.
    Type: Grant
    Filed: August 16, 2013
    Date of Patent: August 2, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Houston P. Perry, Brian L. Mueller
  • Fluoro-inorganics for inhibiting or removing silica or metal silicate deposits
    Patent number: 9404067
    Abstract: The present invention generally relates to methods for removing silica or silicate deposits comprising contacting a cleaning composition with a surface in contact with a liquid containing silica or silicates, wherein the cleaning composition comprises a salt of a nitrogen base having a fluoro inorganic anion. In particular, these methods for removing silica or silicate deposits can be used in steam generators, evaporators, heat exchangers, and the like that are used in produced water plant unit operations.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: August 2, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Carol B. Batton, John E. Hoots, Anthony G. Sommese, Thomas M. Miller
  • Nitroxide hydroxylamine and phenylenediamine combinations as polymerization inhibitors for ethylenically unsaturated monomer processes
    Patent number: 9399622
    Abstract: Polymerization inhibitor compositions are provided. The polymerization inhibitor compositions may include at least one hydroxylamine of a nitroxide and at least one phenylenediamine. Methods of inhibiting the unwanted polymerization of monomers are also provided. The methods include adding the presently disclosed polymerization inhibitor compositions to a fluid containing the monomers. The monomers may be ethylenically unsaturated monomers, such as acrylic acid, methacrylic acid, acrylonitrile, methacrylonitrile, acrolein, methacrolein, acrylate, methacrylate, acrylamide, methacrylamide, vinyl acetate, butadiene, ethylene, propylene, and styrene.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: July 26, 2016
    Assignee: ECOLAB USA INC.
    Inventor: David Youdong Tong
  • Aromatic carboxylic acids in combination with aromatic hydroxyamides for inactivating non-enveloped viruses
    Patent number: 9393252
    Abstract: The present invention is directed to antiviral compositions that provide efficacy against non-envelope viruses such as noroviruses. The antiviral compositions comprise an alcohol and a synergistic combination of an aromatic carboxylic acid and an aromatic hydroxyamide. The composition may be used as a topical on human skin, as a hand sanitizer or as a hard surface cleaning composition.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: July 19, 2016
    Assignee: ECOLAB USA INC.
    Inventors: Daniel E. Pedersen, Hilina Emiru, Carter Martin Silvernail
  • Phosphorus free low temperature ware wash detergent for reducing scale build-up
    Patent number: 9394508
    Abstract: Phosphorus-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces. The detergent compositions are used with a sanitizer to employ the phosphorus-free detergent compositions for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the phosphorus-free detergent compositions are also provided.
    Type: Grant
    Filed: October 26, 2012
    Date of Patent: July 19, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Erin Jane Dahlquist, Carter Martin Silvernail, Steven E. Lentsch, Terrence P. Everson
  • Apparatus for, System for and Methods of Maintaining Sensor Accuracy
    Publication number: 20160202155
    Abstract: Methods of maintaining accuracy in the measurement of one or more parameters of industrial water in industrial water systems is disclosed. The methods comprise the use of physical and chemical means to prevent and/or remove deposition from one or more surfaces utilized in measurement of the one or more parameters. The deposition may be caused by, for example, corrosion, fouling, or microbiological growth.
    Type: Application
    Filed: January 12, 2015
    Publication date: July 14, 2016
    Applicant: ECOLAB USA INC.
    Inventors: Kun Xiong, Brandon M. Davis, William A. Von Drasek
  • Apparatus for, System for and Methods of Maintaining Sensor Accuracy
    Publication number: 20160202229
    Abstract: Methods of maintaining accuracy in the measurement of one or more parameters of industrial water in industrial water systems is disclosed. The methods comprise the use of physical and chemical means to prevent and/or remove deposition from one or more surfaces utilized in measurement of the one or more parameters. The deposition may be caused by, for example, corrosion, fouling, or microbiological growth.
    Type: Application
    Filed: January 12, 2015
    Publication date: July 14, 2016
    Applicant: ECOLAB USA INC.
    Inventors: Kun Xiong, Brandon M. Davis
  • Method of Obtaining or Maintaining Optical Transmittance into Boiler Liquid
    Publication number: 20160201896
    Abstract: A clean-in-place method of maintaining optical transference through a light transference medium operably connected to a boiler system is disclosed. The method comprises inter alia contacting a liquid chemical agent to a wetted surface of a light transference medium. The liquid chemical agent is selected from the group consisting of an acid, a chelant, a reducing agent, and combinations thereof, for a period of time and at a concentration sufficient to clean the wetted surface of the light transference medium.
    Type: Application
    Filed: January 14, 2015
    Publication date: July 14, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Peter D. Hicks, Hui Li, Michael E. Bradley, Michael J. Murcia, Rodney H. Banks, Joe L. Schwartz
  • ENHANCEMENT OF DEWATERING USING SOY FLOUR OR SOY PROTEIN
    Publication number: 20160200600
    Abstract: Dewatering agents and methods of dewatering wastewater slurries are provided. Also disclosed are methods for improving the separation of solids from water. The water may be produced water, raw water, or wastewater, for example. The dewatering agents can be in solutions and the dewatering agent solutions may include various components in addition to soy protein, soy flour or a combination of soy flour and soy protein.
    Type: Application
    Filed: January 14, 2015
    Publication date: July 14, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Prasad Y. Duggirala, Weiguo Cheng, Darlington Mlambo, Tarun Kumar Bera, Luiz Wanderley Bratfisch Pace
  • Method of Obtaining or Maintaining Optical Transmittance into Deaerated Liquid
    Publication number: 20160202508
    Abstract: A method of obtaining or maintaining optical transference into deaerated liquid in contact with a light transference medium is disclosed. The method comprises applying ultrasonic energy at a wavelength (?) into deaerated liquid in contact with a light transference medium. The ultrasonic energy at wavelength (?) originates at a distance (d) from an optical signal transmitted into the light transference medium. The distance (d) may be defined by a formula based on the wavelength (?) of the ultrasonic energy.
    Type: Application
    Filed: January 8, 2015
    Publication date: July 14, 2016
    Applicant: ECOLAB USA INC.
    Inventors: Peter D. Hicks, Hui Li, Michael E. Bradley, Michael J. Murcia, Joe L. Schwartz
  • STABLE PERCARBOXYLIC ACID COMPOSITIONS AND USES THEREOF
    Publication number: 20160200595
    Abstract: The present invention relates generally to stable percarboxylic acid compositions comprising, inter alia, at least two stabilizing agents, and various uses for water treatments, including water treatments in connection with oil- and gas-field operations. The present invention also relates to slick water compositions and gel based compositions that comprise stable percarboxylic acid compositions and the use thereof in oil- and gas-field operations.
    Type: Application
    Filed: March 21, 2016
    Publication date: July 14, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Junzhong LI, David MCSHERRY, Allison BREWSTER, Richard STAUB, Renato DE PAULA, John Wilhelm BOLDUC, Robert J. RYTHER, Victor V. KEASLER