Patents Assigned to Ecolab
  • Synergistic stain removal through novel chelator combination
    Patent number: 9546345
    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: Grant
    Filed: September 9, 2013
    Date of Patent: January 17, 2017
    Assignee: Ecolab USA Inc.
    Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
  • Detergents capable of cleaning, bleaching, sanitizing and/or disinfecting textiles including sulfoperoxycarboxylic acids
    Patent number: 9540598
    Abstract: The present invention relates to novel combined laundry detergent, bleach, and antimicrobial composition incorporating novel sulfoperoxycarboxylic acid compounds, and methods for making and using them. The sulfoperoxycarboxylic compounds used in compositions of the invention are storage stable, water soluble and have low to no odor. Compositions of the invention may be in the form of a liquid, a solid, or a gel. The sulfoperoxycarboxylic compounds useful in preparing compositions of the present invention can be formed from non-petroleum based renewable materials.
    Type: Grant
    Filed: September 10, 2014
    Date of Patent: January 10, 2017
    Assignee: Ecolab USA Inc.
    Inventors: David W. Gohl, Robert D. P. Hei, Thomas Merz, Peter Jens Forth, Matthias Kreysel, David D. McSherry, Junzhong Li, Jonathan P. Fast
  • Calibration Method for Water Hardness Measurement
    Publication number: 20170003261
    Abstract: Disclosed are methods that can be used to automatically calibrate a fluorescence-measuring instrument capable of continuously measuring the concentration of hardness in process water. The calibration method is used to compensate for drift of instrument and equipment, changes of operational conditions, and contamination of reagents and calibration standards. Calibration of the fluorescence-measuring instrument using the present calibration method improves both accuracy and repeatability for subsequent hardness concentration measurements.
    Type: Application
    Filed: July 1, 2016
    Publication date: January 5, 2017
    Applicant: Ecolab USA Inc.
    Inventors: Hui Li, Alexandra Knoth, Joe Schwartz, Christopher Brant Wilson, Arthur Kahaian
  • Citrate salt bathroom cleaners
    Patent number: 9534190
    Abstract: A hard surface cleaning composition, namely a bathroom cleaning composition, using partially neutralized citric acid salts and/or fully neutralized ethanolamine citrate salts are disclosed. The cleaning composition is unexpectedly safe to use, environmentally-friendly and efficacious for removal of soap scum and water hardness stains at mildly acidic and/or alkaline pHs. Methods of using the same are disclosed.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: January 3, 2017
    Assignee: Ecolab USA Inc.
    Inventors: Dale Curtis Larson, III, Mark Dennis Levitt
  • Water soluble substituted imidazolines as corrosion inhibitors for ferrous metals
    Patent number: 9534300
    Abstract: Corrosion inhibitors and methods for inhibiting or reducing corrosion of metallic surfaces are provided. A corrosion inhibitor composition may include a water soluble substituted imidazoline or a hydrolysis product thereof. A method of inhibiting corrosion of a metallic surface in an aqueous system includes the step of contacting the surface with an effective amount of a corrosion inhibitor composition. The corrosion inhibitor composition may include other components, such as zinc, and it may also exclude phosphorus.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: January 3, 2017
    Assignee: ECOLAB USA INC.
    Inventors: Jasbir S. Gill, Peter E. Reed, Santanu Banerjee, Anand Harbindu
  • Apparatus, method and system for providing an auxiliary flush to a central chemical dispensing system
    Patent number: 9528215
    Abstract: Systems and methods for supplying a variety of chemical products to a plurality of utilization points such as to washer extractors or washing machines includes utilizing an auxiliary flush mechanism that operates independently of a product supplying manifold so that the wash machines may be flushed in order to free the manifold to supply product to an otherwise waiting washing machine. The flush mechanism includes flush lines associated with respective washing machines and each line having an auxiliary flush valve and associated flow sensor which are configured to flush water through delivery lines leading to respective washing machines. The systems are configured such that a flushing of a washing machine or machines may occur while product is being supplied to a different washing machine via the central supplying manifold.
    Type: Grant
    Filed: September 9, 2014
    Date of Patent: December 27, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Jessica Tumini, Quang Dao, Adrian Hartz, Jon Yurik, Gerold Carlhoff, Thomas Fassbender
  • Cleaning compositions employing extended chain anionic surfactants
    Patent number: 9528077
    Abstract: The invention discloses synergistic combinations of surfactants blends and cleaning composition. In certain embodiments a surfactant system is disclosed which includes extended anionic surfactants, linker surfactants, and a multiply charged cation component. This system forms emulsions with, and can remove greasy and oily stains, even those comprised of non-trans fats. The compositions may be used alone, as a pre-spotter or other pre-treatment or as a part of a soft surface or hard surface cleaning composition.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: December 27, 2016
    Assignee: Ecolab US Inc.
    Inventors: Victor Fuk-Pong Man, Michael Charles Denoma, Susan Maloney Viall, Steven E. Lentsch, Yvonne Marie Killeen
  • INSECT BAIT
    Publication number: 20160366872
    Abstract: A device for controlling blood-feeding insects is disclosed. The device includes a membrane containing a solution suitable for consumption by blood-feeding insects wherein the solution is comprised of a base, the base selected from the group consisting of up to 70 wt % NaCl in water, phosphate buffer, citric acid in water, and sodium lauryl sulfate in water, and wherein the solution has a pH of between about 6 and 8. An additional active ingredient may be added to the solution. The solution may be referred to as liquid bait. The membrane is suitable for blood-feeding insects to pierce or puncture in order to feed. A method of exterminating or controlling blood feeding insects is also disclosed along with novel bait solutions.
    Type: Application
    Filed: March 24, 2016
    Publication date: December 22, 2016
    Applicant: ECOLAB USA INC.
    Inventors: Joelle F. Olson, Kelly J. Herrera, James J. Tarara, L. Mitch Lark, Paul M. Sanderson
  • Hydrogen sulfide scavengers
    Patent number: 9523045
    Abstract: Disclosed herein are scavenging compounds and compositions useful in applications relating to the production, transportation, storage, and separation of crude oil and natural gas. Also disclosed herein are methods of using the compounds and compositions as scavengers, particularly in applications relating to the production, transportation, storage, and separation of crude oil and natural gas.
    Type: Grant
    Filed: January 30, 2014
    Date of Patent: December 20, 2016
    Assignee: ECOLAB USA INC.
    Inventors: Ryan Matthew Harrington, Prakasa Rao Anantaneni, Lawrence J. Karas, Kekeli Ekoue-Kovi
  • Mixing apparatus for crushing sludge
    Patent number: 9517959
    Abstract: The present invention relates to mixing apparatus for crushing sludge comprising a motor part in which a rotary shaft is inserted into the motor part and the motor part is rotated, a moving part formed to penetrate the motor part from one side to another side and move a chemical which is flowed through an outside chemical feeder to the another side, and a paddle mounted on the another side of the motor part to rotate based on the rotation of the motor part and spray the chemical.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: December 13, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Seung-Nyung Huh, Jin Nyung Huh
  • Generation of peroxyformic acid through polyhydric alcohol formate
    Patent number: 9518013
    Abstract: The present invention relates generally to peroxyformic acid forming compositions, methods for forming peroxyformic acid, preferably in situ, using the peroxyformic acid forming compositions. The present invention also relates to the peroxyformic acid formed by the above compositions and methods. The present invention further relates to the uses of the peroxyformic acid, preferably in situ, for treating a surface or a target. The present invention further relates to methods for treating a biofilm using peroxyformic acid, including peroxyformic acid generated in situ.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: December 13, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Junzhong Li, Allison Brewster, Richard Staub, Steven J. Lange, Taz Cheritu, Jonathan P. Fast
  • Methods for reducing the population of arthropods with medium chain peroxycarboxylic acid compositions
    Patent number: 9511161
    Abstract: The present invention relates to methods for reducing the population of (e.g., killing) arthropods employing compositions including medium chain peroxycarboxylic acid, and to the compositions. The methods include applying a medium chain peroxycarboxylic acid composition to an arthropod or a surface or area suspected of housing an arthropod.
    Type: Grant
    Filed: July 6, 2005
    Date of Patent: December 6, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Emory H. Matts, Victor Fuk-Pong Man, Joshua P. Magnuson, S. John Barcay, James J. Tarara, Thomas D. Nelson
  • Methods for increasing retention and drainage in papermaking processes
    Patent number: 9512568
    Abstract: Disclosed herein are methods of increasing retention and drainage in papermaking processes using high molecular-weight, water-soluble polymers.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: December 6, 2016
    Assignee: ECOLAB USA INC.
    Inventors: Brett Brotherson, Peter E. Reed, Xiaojin Harry Li, William J. Andrews, Mingli Wei
  • Neutral floor cleaner
    Patent number: 9512384
    Abstract: Compositions and methods for improved cleaning using neutral cleaners are disclosed. In particular, neutral pH cleaning compositions according to the invention employ a synergistic combination of water insoluble surfactants and an anionic hydrotropes capable of forming a stable, low-foaming solution. The neutral cleaning solutions provide significant benefits over water insoluble microemulsions traditionally used for neutral cleaning compositions and provide at least equivalent cleaning efficacy as non-neutral cleaning compositions.
    Type: Grant
    Filed: April 8, 2015
    Date of Patent: December 6, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Catherine Hanson, Andrew Wold, Traci Gioino, Kim R. Smith, Yvonne Marie Killeen
  • Vented insert for a liquid pouch fitment
    Patent number: 9511908
    Abstract: A containment system with a vented insert for a fitment is disclosed. The vented insert includes generally a conduit having an inner and opposite outer end with a valve in the conduit movable to a closed position by liquid. The outer end of the conduit includes a liquid impermeable membrane.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: December 6, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Joseph Steven Bons, David M. Shoberg, Kenneth Thomas Dobizl, Christopher John Opelt
  • Novel Corrosion Inhibitors
    Publication number: 20160348251
    Abstract: Disclosed are novel compounds and methods useful in applications relating to industrial water systems. The compounds of the present invention are nitrogen-containing heterocyclic compounds comprising a benzotriazole covalently bonded to a benzimidazole moiety, and provide enhanced protection against corrosion of metals in aqueous systems. The compounds of the present invention are generally resistant to halogen attack and provide good corrosion resistance in the presence of oxidizing halogen-based biocides.
    Type: Application
    Filed: May 27, 2016
    Publication date: December 1, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Jothibasu Seetharaman, Donald A. Johnson, Anand Harbindu, Deepak Rane, Jeffery M. Atkins, Hemant Mondkar, Vaideeswaran Sivaswamy
  • 2-Substituted Imidazole and Benzimidazole Corrosion Inhibitors
    Publication number: 20160348252
    Abstract: Disclosed are methods of using nitrogen-containing compounds as corrosion inhibitors. The present method is used to inhibit corrosion of a metal surface in contact with an aqueous system using 2-substituted imidazoles and 2-substituted benzimidazoles, and provides enhanced protection against corrosion of metals in the aqueous system. The method comprises the use of corrosion inhibitors that are generally resistant to halogen attack and provide good corrosion resistance in the presence of oxidizing halogen-based biocides. Formulations comprising 2-substituted imidazoles and 2-substituted benzimidazoles are also disclosed.
    Type: Application
    Filed: May 27, 2016
    Publication date: December 1, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Deepak Rane, Jothibasu Seetharaman, Jeffery M. Atkins, Anand Harbindu, Piyush Anant, Vaideeswaran Sivaswamy, Pradeep Cheruku
  • Water-Soluble Pyrazole Derivatives as Corrosion Inhibitors
    Publication number: 20160347716
    Abstract: Disclosed are nitrogen-containing heterocyclic compounds of relatively low aquatic toxicity and methods of using the heterocyclic compounds as corrosion inhibitors. The present method is used to inhibit corrosion of a metal surface in contact with an aqueous system using pyrazole derivatives, and provides enhanced protection against corrosion of metals in aqueous systems. The method comprises the use of corrosion inhibitors that are generally resistant to halogen attack and provide good corrosion resistance in the presence of oxidizing halogen-based biocides. Formulations comprising pyrazole derivatives are also disclosed.
    Type: Application
    Filed: May 27, 2016
    Publication date: December 1, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Anand Harbindu, Jothibasu Seetharaman, Jeffery M. Atkins, Deepak Rane, Vaideeswaran Sivaswamy
  • Purine-Based Corrosion Inhibitors
    Publication number: 20160348253
    Abstract: Disclosed are methods of using biodegradable heterocyclic compounds of relatively low toxicity as corrosion inhibitors. The present method is used to inhibit corrosion of a metal surface in contact with an aqueous system using compounds comprising a purine structure, and provides enhanced protection against corrosion of metals in aqueous systems. The method comprises the use of corrosion inhibitors that are generally resistant to halogen attack and provide good corrosion resistance in the presence of oxidizing halogen-based biocides. Formulations comprising purine-based compounds are also disclosed.
    Type: Application
    Filed: May 27, 2016
    Publication date: December 1, 2016
    Applicant: Ecolab USA Inc.
    Inventors: Anand Harbindu, Jothibasu Seetharaman, Deepak Rane, Vaideeswaran Sivaswamy
  • Methods of inhibiting fouling in liquid systems
    Patent number: 9505637
    Abstract: Provided are methods of inhibiting microbial fouling and improving efficiency in biocide dosing in an industrial process containing an aqueous liquid having a biocide demand. In exemplary embodiments, the methods comprise treating an aqueous liquid having a biocide demand with a biocide, monitoring the biocide demand of the aqueous liquid, and filtering a stream of the aqueous liquid. The filtering may be performed in a full-flow or side stream manner.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: November 29, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Walter Kozlowski, Amit Gupta