Patents Assigned to J-S Machine & Valve, Inc.
  • Live load packing injection apparatus and method for valves
    Patent number: 11519522
    Abstract: A live load stinger apparatus and method which operate to automatically deliver an additional amount of an injectable packing material or grease into the stem packing chamber of a valve assembly in order to prevent stem leaks from occurring.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: December 6, 2022
    Assignee: J-S MACHINE & VALVE, INC.
    Inventor: Brian M. Dunn
  • Tank assembly and methods for neutralization and decontamination of valves
    Patent number: 10369599
    Abstract: A tank apparatus and method for neutralizing or decontaminating valves which have been exposed to hydrofluoric acid or other contaminants wherein the valves are temporarily secured by valve holding structures provided on the interior walls of the tank so that the valves can be opened and at least partially disassembled while the valve holding structures retain the valves in the interior of the container below the fill level of a treatment fluid.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: August 6, 2019
    Assignee: J-S MACHINE & VALVE, INC.
    Inventor: Brian M. Dunn
  • Tank assembly and methods for neutralization and decontamination of valves
    Patent number: 10118203
    Abstract: A tank apparatus and method for neutralizing or decontaminating valves which have been exposed to hydrofluoric acid or other contaminants wherein the valves are temporarily secured by valve holding structures provided on the interior walls of the tank so that the valves can be opened and at least partially disassembled while the valve holding structures retain the valves in the interior of the container below the fill level of a treatment fluid.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: November 6, 2018
    Assignee: J-S Machine & Valve, Inc.
    Inventor: Brian M. Dunn