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Pumping system

Pumps – Condition responsive control of pump drive motor – By controlling drive motor motive fluid
Patent

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Pumping system

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...
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Pumping system

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
Patent

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Pumping system for controlling pumping speed during...

Pumps – Condition responsive control of pump drive motor – By controlling internal combustion drive engine
Reexamination Certificate

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Pumping system with desilting arrangement

Pumps – Condition responsive control of pump drive motor – Responsive to change in rate of pump fluid flow
Patent

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Pumping system with two way communication

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
Reexamination Certificate

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Pumpjack dynamometer and method

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...
Reexamination Certificate

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Pumpjack dynamometer and method

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...
Reexamination Certificate

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Radial flow turbomolecular vacuum pump

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
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Radial piston motor or pump

Pumps – Condition responsive control of pump drive motor – With condition responsive control of pump fluid valve
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Radiation fan driving apparatus

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...
Reexamination Certificate

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Rain-responsive control

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
Patent

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Real time remote sensing pressure control system using periodica

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
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Reciprocable pump with variable speed drive

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
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Reciprocating controls of a gas compressor using free floating h

Pumps – Condition responsive control of pump drive motor – By controlling drive motor motive fluid
Patent

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Reciprocating controls of a hydraulically driven piston gas comp

Pumps – Condition responsive control of pump drive motor – By controlling drive motor motive fluid
Patent

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Reciprocating drive and velocity control for long stroke well pu

Pumps – Condition responsive control of pump drive motor – Having timer or delay means
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Reciprocating gas compressor with speed modulation of...

Pumps – Condition responsive control of pump drive motor
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Reciprocating machines

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
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Reciprocating piston pump with modular fluid subassembly

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
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