Patents by Inventor Paul Roger Littley

Paul Roger Littley 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).

  • Test apparatus and method for testing dust suppression systems
    Patent number: 11029239
    Abstract: The invention as herein described discloses a test apparatus (1) for testing dust suppression systems and a method for testing dust suppression systems using said test apparatus (1). Said test apparatus (1) comprises a housing (100) with at least two chambers (101,102) being separated from each other by a window (103) which comprises at least one transfer vent (104). Therein particle counting means (110, 120) are detachably mounted to at least one of said two chambers (101,102). Further, the first chamber (101) of said at least two chambers (101,102) comprises a door (121) and is equipped with supply means for supplying the first chamber (101) with particulate free air, and wherein the second chamber (102) of said at least two chambers (101, 102) is equipped with exit means for releasing air from the second chamber (102).
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: June 8, 2021
    Assignee: Fuchs Petrolub SE
    Inventors: Paul Roger Littley, John Stirland
  • Test Apparatus and Method for Testing Dust Suppression Systems
    Publication number: 20190271628
    Abstract: The invention as herein described discloses a test apparatus (1) for testing dust suppression systems and a method for testing dust suppression systems using said test apparatus (1). Said test apparatus (1) comprises a housing (100) with at least two chambers (101,102) being separated from each other by a window (103) which comprises at least one transfer vent (104). Therein particle counting means (110, 120) are detachably mounted to at least one of said two chambers (101,102). Further, the first chamber (101) of said at least two chambers (101,102) comprises a door (121) and is equipped with supply means for supplying the first chamber (101) with particulate free air, and wherein the second chamber (102) of said at least two chambers (101, 102) is equipped with exit means for releasing air from the second chamber (102).
    Type: Application
    Filed: August 24, 2017
    Publication date: September 5, 2019
    Applicant: Fuchs Petrolub SE
    Inventors: Paul Roger LITTLEY, John STIRLAND
  • Additive compositions and industrial process fluids
    Patent number: 9587197
    Abstract: A processing fluid that is free of boron and secondary amines includes a petroleum-based or non-petroleum-based oil; water; and an additive composition comprising a long chain primary amine; an tertiary cycloalkylamine; and an amino acid.
    Type: Grant
    Filed: February 3, 2014
    Date of Patent: March 7, 2017
    Assignee: FUCHS PETROLUB SE
    Inventors: Michael P. Duncan, D. James Deodhar, Gema del Olmo Tomás, Heinz Gerhard Theis, Paul Roger Littley
  • ADDITIVE COMPOSITIONS AND INDUSTRIAL PROCESS FLUIDS
    Publication number: 20160201000
    Abstract: A processing fluid that is free of boron and secondary amines includes a petroleum-based or non-petroleum-based oil; water; and an additive composition comprising a long chain primary amine; an tertiary cycloalkylamine; and an amino acid.
    Type: Application
    Filed: February 3, 2014
    Publication date: July 14, 2016
    Inventors: Michael P. Duncan, D. James Deodhar, Gema del Olmo Tomas, Heinz Gerhard Theis, Paul Roger Littley