Patents by Inventor Milton HRUSCHAK

Milton HRUSCHAK 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).

  • Premium threaded connection and method for making same
    Patent number: 10920913
    Abstract: A method of converting a tubular having NC46 connections to CET®43 connections. A method of applying a CET®43 thread to a pin connection or a box connection or both. A box connection and a pin connection of the tubular are machined and a CET®43 thread applied to the box connection and the pin connection.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: February 16, 2021
    Assignee: ROTARY CONNECTIONS INTERNATIONAL LTD.
    Inventor: Milton Hruschak
  • Premium threaded connection and method for making same
    Patent number: 10612701
    Abstract: A method of converting a tubular having NC46 connections to CET®43 connections. A method of applying a CET®43 thread to a pin connection or a box connection or both. A box connection and a pin connection of the tubular are machined and a CET®43 thread applied to the box connection and the pin connection.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: April 7, 2020
    Assignee: ROTARY CONNECTIONS INTERNATIONAL LTD.
    Inventor: Milton Hruschak
  • PREMIUM THREADED CONNECTION AND METHOD FOR MAKING SAME
    Publication number: 20190338871
    Abstract: A method of converting a tubular having NC46 connections to CET®43 connections. A method of applying a CET®43 thread to a pin connection or a box connection or both. A box connection and a pin connection of the tubular are machined and a CET®43 thread applied to the box connection and the pin connection.
    Type: Application
    Filed: July 15, 2019
    Publication date: November 7, 2019
    Inventor: Milton HRUSCHAK
  • PREMIUM THREADED CONNECTION AND METHOD FOR MAKING SAME
    Publication number: 20180259099
    Abstract: A method of converting a tubular having NC46 connections to CET®43 connections. A method of applying a CET®43 thread to a pin connection or a box connection or both. A box connection and a pin connection of the tubular are machined and a CET®43 thread applied to the box connection and the pin connection.
    Type: Application
    Filed: August 31, 2017
    Publication date: September 13, 2018
    Inventor: Milton HRUSCHAK
  • Drill pipe
    Patent number: D873392
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: January 21, 2020
    Assignee: ROTARY CONNECTIONS INTERNATIONAL LTD.
    Inventor: Milton Hruschak