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DIRECT DRIVE PUMP ASSEMBLIES
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Publication number 20200166026
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Publication date May 28, 2020
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National-Oilwell Varco, L.P.
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Adrian Marica
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Poppet Valve with Integrated Dampener
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Publication number 20140261790
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Publication date Sep 18, 2014
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National-Oilwell Varco, L.P.
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Adrian Marica
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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TRACK GUIDING SYSTEM
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Publication number 20130220703
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Publication date Aug 29, 2013
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National-Oilwell Varco, L.P.
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Adrian Marica
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B61 - RAILWAYS
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DAMPENERS FOR PUMPING SYSTEMS
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Publication number 20130189141
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Publication date Jul 25, 2013
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National-Oilwell Varco, L.P.
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Adrian Marica
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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POPPET VALVE WITH INTEGRATED DAMPENER
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Publication number 20130015385
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Publication date Jan 17, 2013
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National-Oilwell Varco, L.P.
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Adrian Marica
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Belt Tensioner
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Publication number 20120258828
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Publication date Oct 11, 2012
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National-Oilwell Varco, L.P.
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Adrian Marica
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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VALVE CARTRIDGE FOR PUMP SYSTEMS
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Publication number 20120222760
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Publication date Sep 6, 2012
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National-Oilwell Varco, L.P.
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Adrian Marica
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Hydraulically Actuated Reciprocating Pump
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Publication number 20110293447
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Publication date Dec 1, 2011
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National-Oilwell Varco, L.P.
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Adrian Marica
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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MUD PUMP MODULES WITH SURGE DAMPENERS
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Publication number 20110250084
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Publication date Oct 13, 2011
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National-Oilwell Varco, L.P.
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Adrian Marica
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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TRACK GUIDING SYSTEM
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Publication number 20110203820
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Publication date Aug 25, 2011
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Adrian Marica
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B61 - RAILWAYS
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Engine Clutch and Method of Using Same
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Publication number 20110005884
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Publication date Jan 13, 2011
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National Oilwell Varco;
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Adrian Marica
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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