142825 ⎘
Pumping installations or systems; Combinations of two or more pumps the pumps being all of reciprocating positive-displacement type
DEVICE FOR METERING LUBRICANTS IN METAL CUTTING
#302PUMP SYSTEM AND METHOD THEREOF
#303System and method for controlling motion profile of pistons
#304Hydraulic control system for a reverse osmosis hydraulic pump
#305Cooling device fitted with a compressor
#306Integrated design fluid end suction manifold
#307DOWNHOLE PUMP ASSEMBLY
#308High-pressure fuel pump device
#309Chemical injection system
#310System and method for a pump with onboard electronics
#311Variable radial fluid devices in series
#312Variable radial fluid device with counteracting cams
#313Control arrangement for controlling a piston pump unit for liquid chromatography
#314Hydraulic axial piston machine
#315Axial piston machine having an insert ring and an insert ring for an axial piston machine
#316Method for synchronizing linear pump system
#317Method and controller for operating a pump system
#318Pump for liquid chromatograph, and liquid chromatograph
#319PHASE SHIFT CONTROLLER FOR A RECIPROCATING PUMP SYSTEM
#320Dual pump fluid proportioner with adjustable motor position
#321Automated conversion between SFC and HPLC
#322High pressure and flow rate pump useful in formation fluid sample testing
#323System and method for monitoring operation of a pump
#324Multistage piston compressor
#325PORTABLE PUMPING APPARATUS FOR CONCURRENTLY PUMPING LIQUID FROM A SOURCE CONTAINER TO A DESTINATION CONTAINER AND PUMPING VAPOR FROM THE DESTINATION CONTAINER TO THE SOURCE CONTAINER
#326Method and apparatus for controlling multiple variable displacement hydraulic pumps
#327Plural component pumping system
#328Reciprocation pump and a dialysis apparatus equipped with the reciprocation pump
#329Method, apparatus, and computer-readable storage medium for controlling torque load of multiple variable displacement hydraulic pumps
#330GANGING ELECTROKINETIC PUMPS
#331Reciprocation pump and a dialysis apparatus equipped with the reciprocation pump
#332Mobile, modular, electrically powered system for use in fracturing underground formations
#333Portable fluid exchange system for concurrently pumping liquid from a source container to a destination container and pumping vapor from the destination container to the source container
#334Device and method for controlling hydraulic pump of construction machinery
#335Pumping cassette
#336Rotary piston pump for metering a coating agent
#337Offset valve bore for a reciprocating pump
#338Offset valve bore in a reciprocating pump
#339Rechargeable system for subsea force generating device and method
#340Liquid supply device using check valve and reactive liquid chromatography system
#341MULTICHAMBER AND MOTOR PUMPS WITH SEVERAL CHAMBERS PER MOTOR PUMP
#342Automated dilution for liquid chromatography
#343HYDRAULICALLY-POWERED WORKING VEHICLE
#344Fuel supply system
#345Systems and methods for routing pressurized fluid
#346System and method for a pump with reduced form factor
#347Integral plus proportional dual pump switching system
#348PISTON MACHINE, ESPECIALLY FLUID PISTON MACHINE
#349Frequency sweeping tubewave sources for liquid filled boreholes
#350Hydraulic Transmission
#351Cassette system integrated apparatus
#352Pump, pump arrangement and pump module
#353Heat exchange systems, devices and methods
#354Method and system for optimizing operation of a pump
#355Continuous flow pump
#356Brake system and vehicle comprising a brake system
#357POWER STEERING PUMP DRIVE
#358System and method for monitoring operation of a pump
#359COMPRESSOR FOR USE IN A VEHICLE
#360Ultra high pressure pump with an alternating rotation to linear displacement mechanism
#361Engine-driven hydraulic pump
#362Hydraulic system with supplement pump
#363System and method for servicing a wellbore
#364Serial type pump comprising a heat exchanger
#365FLUID PUMP ASSEMBLY
#366FLUID PUMP ASSEMBLY
#367Multi-pump sequencing
#368Pump Unit And Hydrostatic Transmission
#369Air driven hydraulic pump
#370HIGH PRESSURE PUMP CONTROL
#371Hydraulic Pump Unit
#372HIGH PRESSURE PUMP CONTROL
#373HYDRAULIC PUMP ASSEMBLY
#374DUAL PISTON PUMP ASSEMBLY WITH ANTI-ROTATION GUIDE RAILS
#375Methods and systems for determining operating states of pumps
#376High pressure pump having plunger
#377High pressure pump having plunger
#378Utensil
#379Compressible fluid pumping system for dynamically compensating compressible fluids over large pressure ranges
#380Serial capillary pump
#381Pump Apparatus
#382Dispensing and metering system
#383Combined power pack unit
#384Method and apparatus for delivering a liquid
#385Portable fluid exchange system for concurrently pumping liquid from a source container to a destination container and pumping vapor from the destination container to the source container
#386Service pack tandem pump
#387Pump with a direct thrust recovery device for driving fluids
#388Portable pumping apparatus for concurrently pumping liquid from a source container to a destination container and pumping vapor from the destination container to the source container
#389Apparatus and method for handling fluids at nano-scale rates
#390Electrically powered hydraulic actuating system
#391Fluid pump
#392Charged hydraulic system
#393High pressure pump having plunger
#394Quintuplex mud pump
#395Hydraulic Drive Device
#396Sanitary Diaphragm Pump for Critical Bioprocess Applications
#397Two-chamber blood pump
#398PUMPING MECHANISM FOR FOUNTAIN
#399Pump unit and hydrostatic transmission
#400Pumping cassette
#401Water pumping device by using pressure differential
#402Pump unit
#403Pumping cassette
#404Pumping Cassette
#405Metering device for a lubricant dispenser
#406Peritoneal dialysis sensor apparatus systems, devices and methods
#407Pumping cassette
#408Piston pump
#409High pressure pump control
#410Cassette system integrated apparatus
#411Tandem Pump Unit
#412Pump system, charge relief mechanism and oil pressure control mechanism
#413Fluid pumping systems, devices and methods
#414MULTIPLE PUMP UNIT AND VEHICLE WITH MULTIPLE PUMP UNIT
#415Heat exchange systems, devices and methods
#416Well fluid pumping arrangement
#417Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof
#418Mud pump systems for drilling operations
#419Thermal and coductivity sensing systems, devices and methods
#420Pump unit and hydrostatic transmission
#421Double-acting valve unit
#422Reciprocating drive apparatus and method
#423Pump unit
#424Hydrostatic drive system, with division of the quantity of hydraulic fluid at the pump, for two hydraulic circuits
#425Peristaltic pump
#426Connection block for a hydrostatic piston machine
#427System and method for a pump with reduced form factor
#428System and method for monitoring operation of a pump
#429System and method for control of fluid pressure
#430Hydrostatic drive system with division of the quantity of hydraulic fluid at the pump
#431Multipiston pump
#432Power engine provided
#433Tandem pump unit
#434Tandem pump unit
#435Tandem axial piston pump unit
#436Set of piston type fuel pumps for internal combustion engines with direct fuel injection
#437Pump unit
#438Hydraulic pump unit
#439Pump unit
#440Metered pulse pump
#441Hydraulic circuit of construction machinery
#442High pressure pump having plunger
#443Hydraulic power supply system
#444Pump unit
#445Pump unit and hydrostatic transmission
#446Pump unit
#447Plunger pump and method of controlling discharge of the pump
#448Independent displacement opposing pump/motors and method of operation
#449Pump system, charge relief mechanism and oil pressure control mechanism
#450Liquid loop with multiple pump assembly
#451Cylinder assembly
#452Opposing pump/motors
#453Transporting method and transporting facility for easily polimerizable material
#454Dual oil supply pump
#455Method and device for controlling pump torque for hydraulic construction machine
#456Method and apparatus for variable frequency controlled compressor and fan
#457Pump system for conveying lubricating oil
#458Internal screw positive rod displacement metering pump
#459Pump
#460Pump control override for tandem pumps
#461Actuator driving device of working machine
#462Automatically determining flow type histories for frack pumps and managing usage thereof using the flow type histories
#463Hydraulic system for high speed reciprocating cylinders
#464Submersible pump assembly and method for use of same
#465Dual stage grinder pump
#466Proportioning pump, control systems and applicator apparatus
#467Sealed modular fluid distribution system
#468Proportioning pump, control systems and applicator apparatus
#469Zero turn drive apparatus and vehicle
#470Vehicle with pump assembly
#471Two piece center section for a drive apparatus
#472Proportioning pump, control systems and applicator apparatus