Patents Assigned to Weir Minerals Australia Ltd.
  • Publication number: 20120024400
    Abstract: A valve assembly (10) able to be mounted with a liquid container, the valve assembly comprising: a housing (20) having a passageway (60) that extends through the housing; a breather float valve (80) mounted within the housing, the breather float valve movable between an open position to allow gas to pass through the passageway and a closed position that prevents liquid from passing through the passageway; a liquid inlet (30), forming part of the housing, the liquid inlet allowing fluid to pass into the housing; and an inlet float valve (41) mounted within the housing, the inlet float valve movable between an open position that permits the flow of liquid through the liquid inlet and a closed position that prevents the flow of fluid through the liquid inlet.
    Type: Application
    Filed: August 8, 2011
    Publication date: February 2, 2012
    Applicant: Weir Minerals Australia Ltd.
    Inventor: Peter Martin Smit
  • Patent number: 8025076
    Abstract: A valve assembly (10) able to be mounted with a liquid container, the valve assembly comprising: a housing (20) having a passageway (60) that extends through the housing; a breather float valve (80) mounted within the housing, the breather float valve movable between an open position to allow gas to pass through the passageway and a closed position that prevents liquid from passing through the passageway; a liquid inlet (30), forming part of the housing, the liquid inlet allowing fluid to pass into the housing; and an inlet float valve (41) mounted within the housing, the inlet float valve movable between an open position that permits the flow of liquid through the liquid inlet and a closed position that prevents the flow of fluid through the liquid inlet.
    Type: Grant
    Filed: August 3, 2010
    Date of Patent: September 27, 2011
    Assignee: Weir Minerals Australia Ltd
    Inventor: Peter Martin Smit
  • Publication number: 20100307608
    Abstract: A valve assembly (10) able to be mounted with a liquid container, the valve assembly comprising: a housing (20) having a passageway (60) that extends through the housing; a breather float valve (80) mounted within the housing, the breather float valve movable between an open position to allow gas to pass through the passageway and a closed position that prevents liquid from passing through the passageway; a liquid inlet (30), forming part of the housing, the liquid inlet allowing fluid to pass into the housing; and an inlet float valve (41) mounted within the housing, the inlet float valve movable between an open position that permits the flow of liquid through the liquid inlet and a closed position that prevents the flow of fluid through the liquid inlet.
    Type: Application
    Filed: August 3, 2010
    Publication date: December 9, 2010
    Applicant: Weir Minerals Australia Ltd.
    Inventor: Peter Martin Smit
  • Patent number: 7806654
    Abstract: A pump housing assembly which includes a pump casing and a liner, where the pump casing includes at least two parts which are adapted to be connected together in an assembled position with the pump casing having opposed front and rear sides and a common junction region which is disposed within one or more planes which pass through the front and rear sides of the assembled pump casing, the liner being formed in one piece and having sealing portions that are activated to provide a seal between the liner and the pump casing.
    Type: Grant
    Filed: August 25, 2008
    Date of Patent: October 5, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventor: Kevin Edward Burgess
  • Patent number: 7534098
    Abstract: A solids entrainment and quick disconnect system for a vertical or submersible pump is disclosed in which a pump distribution plate having guide members is provided for positioning near the floor of a well or sump to facilitate the entrainment of solids into the pump inlet. The quick disconnect system comprises an angled discharge adaptor that allows the pump to be vertically lowered onto the pump distribution plate in a manner to not only assure registration and sealing of the pump inlet to the pump distribution plate, but to provide comprehensive mating and sealing of the pump discharge outlet to the discharge piping of the sump or pit.
    Type: Grant
    Filed: March 29, 2004
    Date of Patent: May 19, 2009
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Thomas E. Stirling, David V. Rondosh
  • Patent number: D604330
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: November 17, 2009
    Assignee: Weir Minerals Australia Ltd.
    Inventors: Chi Huy Duong, Ana Milian
  • Patent number: D608677
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: January 26, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Garry Bruce Glaves, Michael Christopher Foreman
  • Patent number: D609248
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: February 2, 2010
    Assignee: Weir Minerals Australia, Ltd
    Inventors: Michael Christopher Foreman, Ana Milian
  • Patent number: D609249
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: February 2, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Michael Christopher Foreman, Kevin Edward Burgess
  • Patent number: D609250
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: February 2, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Wen Jie Liu, Garry Bruce Glaves, Kevin Edward Burgess
  • Patent number: D610165
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: February 16, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Garry Bruce Glaves, Michael Christopher Foreman
  • Patent number: D610166
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: February 16, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventor: Michael Christopher Foreman
  • Patent number: D611066
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: March 2, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventor: Michael Christopher Foreman
  • Patent number: D614524
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: April 27, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Michael McAlpine, Robert Turner
  • Patent number: D615165
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: May 4, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Michael McAlpine, Robert Turner
  • Patent number: D616902
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: June 1, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Michael Christopher Foreman, Ana Milian
  • Patent number: D624631
    Type: Grant
    Filed: May 6, 2008
    Date of Patent: September 28, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Garth Norman Cantrill, Ana Milian
  • Patent number: D629095
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: December 14, 2010
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Wen Jie Liu, Garry Bruce Glaves
  • Patent number: D631065
    Type: Grant
    Filed: October 23, 2009
    Date of Patent: January 18, 2011
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Kevin Edward Burgess, Garry Bruce Glaves, Wen-Jie Liu
  • Patent number: D636791
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: April 26, 2011
    Assignee: Weir Minerals Australia, Ltd.
    Inventors: Michael McAlpine, Robert Turner