Patents Assigned to Progressive Oilfield Services Ltd.
  • Patent number: 9869426
    Abstract: A tool for unseizing and/or lubricating a valve having a protruding valve stem on an exterior periphery. The tool possesses a hollow tubular member, having at one end thereof an open, hollow, cylindrical flexible member adapted to be placed over and contain therewithin a portion of the valve stem. A circumferential tightening member, encircling one end of the flexible member, is provided, to permit the flexible member to sealingly engage the valve stem about the outer periphery thereof when the flexible member is placed over the valve stem. The tool further possesses a fluid inlet port, situated along a length of the tubular member, in fluid communication with an interior of the tubular member, and a pressurized fluid inlet port likewise in fluid communication with the interior of the tool.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: January 16, 2018
    Assignee: PROGRESSIVE OILFIELD SERVICES LTD.
    Inventor: Scott Thistle
  • Publication number: 20170002977
    Abstract: A tool for unseizing and/or lubricating a valve having a protruding valve stem on an exterior periphery. The tool possesses a hollow tubular member, having at one end thereof an open, hollow, cylindrical flexible member adapted to be placed over and contain therewithin a portion of the valve stem. A circumferential tightening member, encircling one end of the flexible member, is provided, to permit the flexible member to sealingly engage the valve stem about the outer periphery thereof when the flexible member is placed over the valve stem. The tool further possesses a fluid inlet port, situated along a length of the tubular member, in fluid communication with an interior of the tubular member, and a pressurized fluid inlet port likewise in fluid communication with the interior of the tool.
    Type: Application
    Filed: July 22, 2016
    Publication date: January 5, 2017
    Applicant: Progressive Oilfield Services Ltd.
    Inventor: Scott THISTLE
  • Patent number: 9447659
    Abstract: A tool for unseizing and/or lubricating a valve having a protruding valve stem on an exterior periphery. The tool possesses a hollow tubular member, having at one end thereof an open, hollow, cylindrical flexible member adapted to be placed over and contain therewithin a portion of the valve stem. A circumferential tightening member, encircling one end of the flexible member, is provided, to permit the flexible member to sealingly engage the valve stem about the outer periphery thereof when the flexible member is placed over the valve stem. The tool further possesses a fluid inlet port, situated along a length of the tubular member, in fluid communication with an interior of the tubular member, and a pressurized fluid inlet port likewise in fluid communication with the interior of the tool. A method for un-seizing and/or lubricating such valve, making use of the above tool, is further disclosed and claimed.
    Type: Grant
    Filed: July 7, 2014
    Date of Patent: September 20, 2016
    Assignee: Progressive Oilfield Services Ltd.
    Inventor: Scott Thistle
  • Publication number: 20160003006
    Abstract: A tool for unseizing and/or lubricating a valve having a protruding valve stein on an exterior periphery. The tool possesses a hollow tubular member, having at one end thereof an open, hollow, cylindrical flexible member adapted to be placed over and contain therewithin a portion of the valve stem. A circumferential tightening member, encircling one end of the flexible member, is provided, to permit the flexible member to sealingly engage the valve stem about the outer periphery thereof when the flexible member is placed over the valve stem. The tool further possesses a fluid inlet port, situated along a length of the tubular member, in fluid communication with an interior of the tubular member, and a pressurized fluid inlet port likewise in fluid communication with the interior of the tool. A method for un-seizing and/or lubricating such valve, making use of the above tool, is further disclosed and claimed.
    Type: Application
    Filed: July 7, 2014
    Publication date: January 7, 2016
    Applicant: Progressive Oilfield Services Ltd.
    Inventor: Scott THISTLE