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Pumping system
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Patent number 12,152,608
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Issue date Nov 26, 2024
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Weir Minerals Netherlands B.V.
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Rudolfus Van Rijswick
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E21 - EARTH DRILLING MINING
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Pump system for handling a slurry medium
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Patent number 11,629,707
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Issue date Apr 18, 2023
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Weir Minerals Netherlands B.V.
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Ronald Godefridus Anna Keijers
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Positive displacement pump apparatus
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Patent number 8,388,321
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Issue date Mar 5, 2013
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Weir Minerals Netherlands B.V.
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Arnoldus Gertrudis Hendrikus Wilmsen
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid operated pump
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Patent number 8,336,445
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Issue date Dec 25, 2012
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Weir Minerals Netherlands B.V.
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Gordon Leith Morriss
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid operated pump
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Patent number 7,707,925
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Issue date May 4, 2010
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Weir Minerals Netherlands B.V.
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Gordon Leith Morriss
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Diaphragm pump
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Patent number 7,201,097
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Issue date Apr 10, 2007
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Weir Minerals Netherlands B.V.
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Cornelis Johannes De Koning
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...