Patents by Inventor Norman PROKOPCHUK

Norman PROKOPCHUK 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).

  • Drill pipe
    Patent number: 8708067
    Abstract: A drill pipe assembly includes an elongate drill pipe and a drill pipe extension. The elongate drill pipe has a first threaded end and a second threaded end. The drill pipe extension has a first threaded end and a second threaded end. The second threaded end matingly engaging the first threaded end of the elongate drill pipe. The first threaded end being adapted to matingly engage an additional component of a drill string. The drill pipe extension has an external upset. The external upset has recessed flow paths.
    Type: Grant
    Filed: September 9, 2010
    Date of Patent: April 29, 2014
    Assignee: Advanced Coring & Drilling Solutions Inc.
    Inventor: Norman Prokopchuk
  • LARGE BORE JAR FOR A DRILL STRING
    Publication number: 20120160477
    Abstract: A drill string includes a bit sub mounted to a lower end of a plurality of tubular sections, where at least one tubular section is a jar. The jar and the tubular sections have an inner diameter that is at least 4ΒΌ? and an outer diameter that is 7? or less. A method of drilling includes the steps of inserting the drill string into a downhole formation; causing the bit sub to drill a core sample that is received within a tubular section; and inserting a core retrieval tool through the drill string to retrieve the core sample.
    Type: Application
    Filed: December 23, 2011
    Publication date: June 28, 2012
    Inventor: Norman Prokopchuk
  • DRILL PIPE
    Publication number: 20110083841
    Abstract: A drill pipe assembly includes an elongate drill pipe and a drill pipe extension. The elongate drill pipe has a first threaded end and a second threaded end. The drill pipe extension has a first threaded end and a second threaded end. The second threaded end matingly engaging the first threaded end of the elongate drill pipe. The first threaded end being adapted to matingly engage an additional component of a drill string. The drill pipe extension has an external upset. The external upset has recessed flow paths.
    Type: Application
    Filed: September 9, 2010
    Publication date: April 14, 2011
    Applicant: ADVANCED CORING & DRILLING SOLUTIONS INC.
    Inventor: Norman PROKOPCHUK