Patents Assigned to 1441599 Alberta Ltd.
  • Isolation knife gate valve
    Patent number: 11543036
    Abstract: An isolation knife gate valve has a valve body including pipe couplings. Removable face sealing elements are attached on either side of the valve body interior to the pipe couplings. A perimeter seal may also be mounted within the valve body. The face sealing elements may include flexible seal elements extending around the opening. The flexible seal elements may cooperate with the perimeter seal, having portions contacting side surfaces of the perimeter seal and other portions contacting faces of the valve gate.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: January 3, 2023
    Assignee: 1441599 Alberta Ltd.
    Inventor: Bradley Bailuk
  • ISOLATION KNIFE GATE VALVE
    Publication number: 20220412468
    Abstract: An isolation knife gate valve has a valve body including pipe couplings. Removable face sealing elements are attached on either side of the valve body interior to the pipe couplings. A perimeter seal may also be mounted within the valve body. The face sealing elements may include flexible seal elements extending around the opening. The flexible seal elements may cooperate with the perimeter seal, having portions contacting side surfaces of the perimeter seal and other portions contacting faces of the valve gate.
    Type: Application
    Filed: June 23, 2021
    Publication date: December 29, 2022
    Applicant: 1441599 Alberta Ltd.
    Inventor: Bradley Bailuk