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2025
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G/S
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Pumps for machines |
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G/S
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Rotary lobe pumps |
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Invention
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Modular expansion assembly for gear pump.
A modular expansion assembly for a gear pump is provid... |
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Invention
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External gear and rotor hybrid pump.
Apparatuses and methods are provided for a hybrid gear-and-... |
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2024
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Invention
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Modular stator for progressive cavity devices.
A stator is provided for a progressive cavity dev... |
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2021
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Invention
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Stator with modular interior. A stator segment is provided for a helical gear device. The stator ... |
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2020
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Invention
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Semi-rigid stator. A semi-rigid stator is provided for a helical gear device. The stator includes... |
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Invention
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Progressing cavity device with cutter disks. A stator for a helical gear device includes a first ... |
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2019
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Invention
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Hybrid elastomer/metal on metal motor. A hybrid elastomer/metal on metal motor for a helical gear... |
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2018
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Invention
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Progressive cavity pump with integrated heating jacket. A progressive cavity pump includes at lea... |
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2017
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Invention
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Gear pump with gear having interspersed vanes. A pump fluid driving apparatus includes a housing ... |
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Invention
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Lobed rotor with circular section for fluid-driving apparatus. A fluid displacement apparatus inc... |
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Invention
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Rotor profile comparator. A comparator tool is provided for evaluating the profile of a multi-lob... |
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2015
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Invention
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Pump housing |
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G/S
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progressing cavity pump |
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2013
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Invention
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Bushing removal tool. Gear pumps use various types of bushings or bearings (sleeves) between a sh... |
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2012
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Invention
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Metal disk stacked stator with circular rigid support rings. A stator for a helical gear device i... |
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Invention
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Elliptical gear pump fluid driving apparatus. Elliptical or oval shaped gears of a positive displ... |
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2009
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G/S
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Drilling parts for in-ground oil and gas exploration, namely, the stator portion of the power sec... |
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Invention
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Dual displacement external gear pump. An external gear pump which has a certain flow rate or volu... |
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Invention
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Pressure plenum flow divider. A fluid metering or pumping device includes multiple pumping or met... |
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2006
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G/S
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Pumps that act as flow dividers distributing fuel evenly to turbines that generate electricity |
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2002
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Invention
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Fluid metering device. A fluid metering device that preferably includes a substantially linear se... |
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1999
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G/S
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Industrial stainless steel gear pumps used for chemical process applications |
