Patents by Inventor Robert G. Craw

Robert G. Craw 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).

  • Water Treatment Systems and Methods of Treating Water
    Publication number: 20240002253
    Abstract: A water treatment system includes: a first vessel having adsorbent materials that form a filtering bed; a second vessel in fluid communication with the first vessel and which includes adsorbent materials that form a filtering bed; an underdrain collection system having ring headers formed below the first and second vessel; a liquid control system in fluid communication with the first vessel, the second vessel, and the underdrain collection system; adsorbent material influent lines; water wash-down lines; raw water lines; and adsorbent material effluent lines, each adsorbent material effluent line having an inlet attached to a bottom of the first or second vessel and an outlet that extends out from the first or second vessel and which is positioned above the ring headers of the underdrain collection system.
    Type: Application
    Filed: September 15, 2023
    Publication date: January 4, 2024
    Inventors: Robert G. Craw, Christopher J. Perry
  • Water treatment systems and methods of treating water
    Patent number: 11787704
    Abstract: A water treatment system includes: a first vessel having adsorbent materials that form a filtering bed; a second vessel in fluid communication with the first vessel and which includes adsorbent materials that form a filtering bed; an underdrain collection system having ring headers formed below the first and second vessel; a liquid control system in fluid communication with the first vessel, the second vessel, and the underdrain collection system; adsorbent material influent lines; water wash-down lines; raw water lines; and adsorbent material effluent lines, each adsorbent material effluent line having an inlet attached to a bottom of the first or second vessel and an outlet that extends out from the first or second vessel and which is positioned above the ring headers of the underdrain collection system.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: October 17, 2023
    Assignee: Aqueous Vets, LLC
    Inventors: Robert G. Craw, Christopher J. Perry
  • Water Treatment Systems and Methods of Treating Water
    Publication number: 20210206654
    Abstract: A water treatment system includes: a first vessel having adsorbent materials that form a filtering bed; a second vessel in fluid communication with the first vessel and which includes adsorbent materials that form a filtering bed; an underdrain collection system having ring headers formed below the first and second vessel; a liquid control system in fluid communication with the first vessel, the second vessel, and the underdrain collection system; adsorbent material influent lines; water wash-down lines; raw water lines; and adsorbent material effluent lines, each adsorbent material effluent line having an inlet attached to a bottom of the first or second vessel and an outlet that extends out from the first or second vessel and which is positioned above the ring headers of the underdrain collection system.
    Type: Application
    Filed: March 19, 2021
    Publication date: July 8, 2021
    Inventors: Robert G. Craw, Christopher J. Perry
  • Water treatment systems and methods of treating water
    Patent number: 10981802
    Abstract: A water treatment system includes: a first vessel having adsorbent materials that form a filtering bed; a second vessel in fluid communication with the first vessel and which includes adsorbent materials that form a filtering bed; an underdrain collection system having ring headers formed below the first and second vessel; a liquid control system in fluid communication with the first vessel, the second vessel, and the underdrain collection system; adsorbent material influent lines; water wash-down lines; raw water lines; and adsorbent material effluent lines, each adsorbent material effluent line having an inlet attached to a bottom of the first or second vessel and an outlet that extends out from the first or second vessel and which is positioned above the ring headers of the underdrain collection system.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: April 20, 2021
    Assignee: AqueoUS Vets
    Inventors: Robert G. Craw, Christopher J. Perry
  • Water Treatment Systems and Methods of Treating Water
    Publication number: 20190169044
    Abstract: A water treatment system includes: a first vessel having adsorbent materials that form a filtering bed; a second vessel in fluid communication with the first vessel and which includes adsorbent materials that form a filtering bed; an underdrain collection system having ring headers formed below the first and second vessel; a liquid control system in fluid communication with the first vessel, the second vessel, and the underdrain collection system; adsorbent material influent lines; water wash-down lines; raw water lines; and adsorbent material effluent lines, each adsorbent material effluent line having an inlet attached to a bottom of the first or second vessel and an outlet that extends out from the first or second vessel and which is positioned above the ring headers of the underdrain collection system.
    Type: Application
    Filed: July 13, 2018
    Publication date: June 6, 2019
    Inventors: Robert G. Craw, Christopher J. Perry