142825 ⎘
Pumping installations or systems; Combinations of two or more pumps the pumps being all of reciprocating positive-displacement type
PACKING SEAL ASSEMBLY
#2Reciprocating Pump Packing Lubricator
#3MULTI-PRESSURE INTEGRATED AIR PUMP
#4MULTI COMPONENT FLOOR SURFACE DISPENSING RIG
#5EXPANDABLE, INNER LINER PUMP
#6SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS
#7FLUID END WITH CLAMPED RETENTION
#8HYDRAULIC PISTON PUMP ASSEMBLIES
#9CONTINUOUS FLOW MULTI-PISTON PUMP
#10PACKING SEAL ASSEMBLY
#11HYDRAULIC PUMP
#12FRACTURING PUMP ARRANGEMENT USING A PLUNGER WITH AN INTERNAL FLUID PASSAGE
#13LIQUID FEEDING PUMP AND LIQUID FEEDING METHOD
#14DUAL MOTOR PUMP ASSEMBLY
#15PUMPING CASSETTE
#16PUMP SYSTEM
#17RADIAL PUMP ASSEMBLY AND METHODS OF USING SAME
#18HYDRAULIC POWER GENERATION PUMP CONTROL
#19LIQUID DELIVERY PUMP
#20Positive Displacement Pump
#21COMPRESSOR CYLINDER LUBRICATION SYSTEMS AND METHODS UTILIZING THREE-WAY VALVES
#22FLUID PUMPING SYSTEMS, DEVICES AND METHODS
#23DIRECT CONNECT PISTON-DRIVEN BELLOWS PUMP
#24Continuous High-Power Turbine Fracturing Equipment
#25PISTON COMPRESSOR AND METHOD OF OPERATING THE SAME
#26Reciprocating Pump Packing Lubricator
#27Hydraulic pump
#28Flexible manifold for reciprocating pump
#293D CELL WASHER
#30SYSTEM FOR DISPENSING ABRASIVE MATERIAL
#31Packing seal assembly
#32FLUID END WITH CLAMPED RETENTION
#33HYDRAULIC CIRCUIT ARRANGEMENT AND CONTROL SYSTEM FOR GANGED ELECTRONICALLY-COMMUTATED PUMPS
#34Fracturing pump arrangement using a plunger with an internal fluid passage
#35Power system
#36HYDRAULIC FLUID PUMP AND RETAINER ASSEMBLY FOR SAME
#37Pumping cassette
#38CONTROL OF A DUAL-PUMP SINGLE-POWER SOURCE SYSTEM
#39Control of a dual-pump single-power source system
#40Balanced Piston Pump for Subsea Use
#41Fluid pumping systems, devices and methods
#42Liquid Feeding Pump and Liquid Feeding Method
#43Hydraulic fracturing pump system
#44Piston pump with two motor stators and one motor rotor having cam driving piston and flow distributor
#45Hydraulic arrangement for an apparatus for deblocking workpieces, in particular eyeglass lenses, from associated block pieces
#46WELL SERVICE PUMP SYSTEM AND METHODS
#47MULTI-PRESSURE INTEGRATED AIR PUMP
#48Liquid Feeding Pump and Liquid Feeding Method
#49Turbine fracturing apparatus
#50SYSTEMS AND METHODS TO MONITOR, DETECT, AND/OR INTERVENE RELATIVE TO CAVITATION AND PULSATION EVENTS DURING A HYDRAULIC FRACTURING OPERATION
#51Switchable apparatus, well site and control method thereof, device, and storage medium
#52Test apparatus for measuring particle plugging of a simulated fracture
#53SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS
#54ASSISTIVE TORQUE ELECTRO-HYDRAULIC PISTON PUMP SYSTEM
#55Turbine Fracturing Apparatus and Turbine Fracturing Well Site
#56Modular suction gland assembly
#57System and method for a simplified high pressure monobore multiport pod missile
#58Lubrication System for Continuous High-Power Turbine Fracturing Equipment
#59Packing seal assembly
#60Electronically Controlled Pump System
#61System to monitor cavitation or pulsation events during a hydraulic fracturing operation
#62Continuous high-power turbine fracturing equipment
#63Turbine fracturing apparatus
#64Multi-pump integrated mixed fluid delivery device
#65Method and systems for controlling electrically-powered hydraulic circuits
#66On-demand dual variable displacement positive displacement pumping system
#67PUMPING CASSETTE
#68Reciprocating pump packing lubricator
#69System for dispensing abrasive material
#70Reciprocating pump
#71Hydraulic Drive Train for a Frac Pump
#72Fluid end with clamped retention
#73Electro-hydraulic high-pressure oilfield pumping system
#74Apparatus for supplying liquid
#75Liquid feed pump and liquid chromatography device
#76Fracturing pump with in-line fluid end
#77Hydraulic fracturing control assembly to detect pump cavitation or pulsation
#78Systems and methods to monitor, detect, and/or intervene relative to cavitation and pulsation events during a hydraulic fracturing operation
#79Flexible manifold for reciprocating pump
#80Cooling of a drive system for diaphragm pumps
#81Continuous high-power turbine fracturing equipment
#82Plunger pump, liquid feeding device, and liquid chromatography device
#83PUMPING DEVICE, PLANT AND METHOD FOR SUPPLYING LIQUID HYDROGEN
#84Hydraulic fracturing pump system
#85Fluid machine system and method for controlling same
#86Pump having a valve mechanism stopping and permitting flow between a suction chamber and a discharge chamber
#87Hydraulic fluid pump and retainer assembly for same
#88System of controlling a hydraulic fracturing pump or blender using cavitation or pulsation detection
#89Method to detect and intervene relative to cavitation and pulsation events during a hydraulic fracturing operation
#90Produce processing dosing system
#91Dual pneumo-hydraulic pump unit
#92System and method for a simplified high pressure monobore multiport pod missile
#93Hydraulic and control system for resin injection
#94Single motor-driven dual pump detachment monitoring algorithm
#953D cell washer
#96Precision, constant-flow reciprocating pump
#97Reliability assessable systems for actuating hydraulically actuated devices and related methods
#98Fluid pumping systems, devices and methods
#99Continuous high-power turbine fracturing equipment
#100Co-axial inverted piston linear actuator pumping system
#101Electric off-axis opposing piston linear actuator pumping system
#102Adjustable fracturing system
#103System for Pumping a Compressible Liquid
#104Hydraulic system
#105Pumping cassette
#106Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems
#107Well service pump
#108Modular organ microphysiological system with integrated pumping, leveling, and sensing
#109Ultra-long stroke multi-cylinder reciprocating pump
#110Active drilling mud pressure pulsation dampening
#111Wellsite electrical power management system
#112Hydraulic fracturing system, apparatus, and method
#113Fluid end and center feed suction manifold
#114Multi-pressure integrated air pump
#115Fluid control device
#116Multi-channel positive displacement pump apparatus
#117Pump fluid end with easy access suction valve
#118ELECTRIC LINEAR-ACTUATOR PUMPING SYSTEM
#119Fracturing pump with in-line fluid end
#120Active drilling mud pressure pulsation dampening
#121Mechanical resonant pump
#122Hydraulic fluid pump and retainer assembly for same
#123Sampling pumps and gas analyzers
#124Liquid feeding device and fluid chromatograph
#125Safety pressure limiting system and method for positive displacement pumps with optional automatic restart
#126Large bore plug valve
#127Pump and generator with channels as fluid guides
#128RELIABILITY ASSESSABLE SYSTEMS FOR ACTUATING HYDRAULICALLY ACTUATED DEVICES AND RELATED METHODS
#129Pumping cassette
#130Liquid delivery device
#131Direct drive pump assemblies
#132Frequency sweeping tubewave sources for liquid filled boreholes
#133Supercritical water used fuel oil purification apparatus and process
#134Hydraulic fracturing system, apparatus, and method
#135Reciprocating pumps having a pivoting arm
#136Pumping system with control features for controlling stroke duration and injection volume
#137Pressure exchanger low pressure flow control
#138High quality non-aerosol hand sanitizing foam
#139Hydraulic piston pump for a hydraulic tool
#140Well service pump power system and methods
#141ADAPTIVE CONTROL SYSTEM AND METHODS FOR WELL SERVICE PUMP SYSTEMS
#142Diaphragm pump, pump unit, and inkjet printer
#143Fluid pumping systems, devices and methods
#144Pressure exchanger manifold resonance reduction
#145Split stream operations with pressure exchangers
#146Multiple-pump valve monitoring system
#147Ground striper pump piston having dual checks
#148Configuration and operation of an optimized pumping system
#149DUAL PUMP SYSTEM AND CONTROL THEREOF
#150Pump unit comprising an outer part, an inner part, and a top part with a piston, wherein the piston extends into the inner part and the top part is arranged to perform a scrolling movement whereby the inner part is caused to slide in a first direction relative to the outer part
#151Modular multi-channel syringe pump
#152Hydraulic fracturing system, apparatus, and method
#153Hydraulically synchronized pumps where the hydraulic motor of the master pump hydraulically drives the hydraulic motor of the slave pump
#154Spray system pressure differential monitoring
#155Spray system pump wash sequence
#156Switching valve, binary pump, and liquid chromatograph with binary pump
#157Piston pump arrangement automatically disabling in absence of inlet liquid
#158Three-stage variable color paste pump and operation method thereof
#159Pumping cassette
#160Cavitation avoidance system
#161Ultra high pressure pump with an alternating rotation to linear displacement drive mechanism
#162Hydraulic and control system for resin injection
#163Pressure exchanger manifolding
#164System and Method for a Reciprocating Injection Pump
#165Pump changeover algorithm for spray system
#166Unload circuit
#167PULSE-COUPLED PUMP
#168Dual pump mobile electrically powered system for use in fracturing underground formations
#169Integration of mud and cementing equipment systems
#170Hydraulic unit of a vehicle brake system having an eccentric chamber
#171Pumping apparatus, treatment solution supplying device, substrate treating apparatus, liquid draining method, and liquid replacing method
#172Multiphase production boost method and system
#173Ultra high pressure pump with an alternating rotation to linear displacement drive mechanism
#174CASSETTE SYSTEM INTEGRATED APPARATUS
#175Passive Rotation Of A Valve Using Fluid Flow
#176Dual pump VFD controlled system for electric fracturing operations
#177Dual pump VFD controlled motor electric fracturing system
#178Dual pump trailer mounted electric fracturing system
#179Control system for electric fracturing operations
#180Multiple generator mobile electric powered fracturing system
#181Hydraulic pump
#182Trigger guard and pendant for a portable hydraulic power unit
#183Solenoid valve for a portable hydraulic power unit
#184Portable hydraulic power unit having a pump fixed to an exterior side of a fluid supply tank
#185Portable hydraulic power unit
#186Hydraulic drive system for a linearly actuated hydraulic piston pump
#187Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems
#188Liquid feed device, liquid feed control method for liquid feed device, and liquid feed control program for liquid feed device
#1893D cell washer
#190Disposable interconnected pump cassettes having first and second pump chambers with valved inlet and outlet connections
#191Liquid delivery device
#192Piston pump arrangement automatically disabling in absence of inlet liquid
#193Single-sensor analysis system
#194Dual-stage pump with switching valve
#195High pressure generator with bidirectional check valves controlling overpressure
#196Liquid chromatography pump having diversion conduit for air evacuation
#197Plural component proportioner comprising a first pump and a second pump simultaneously driven by a motor connected to the pumps by a yoke assembly comprising a shoe, a tie plate including a slot, and a tie rod
#198Continuous sample delivery peristaltic pump
#199ALTERNATING FLOW HYDRAULIC PUMP CIRCUIT
#200Subsea multipiston pump module and subsea multistage pump
#201Breast pump or other medical devices with dynamically adaptive pump configuration providing error detection and distinctive suction profile
#202Drive system for chemical injection pumps and instrument air compressors
#203Pump system
#204Pump apparatus and substrate treating apparatus
#205Remotely reconfigurable high pressure fluid passive control system for controlling bi-directional piston pumps as active sources of high pressure fluid, as inactive rigid structural members or as isolated free motion devices
#206Pumping cassette
#207Offset valve bore in a reciprocating pump
#208Self-aligning mud pump assembly
#209Pump arrangement and corresponding operating method
#210Duplicated hydraulic circuit with pressure regulation
#211Hydraulic fracturing system, apparatus, and method
#212Adjustable fracturing system
#213Ultra high pressure pump with an alternating rotation to linear displacement drive mechanism
#214Blood purification device
#215Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems
#216Variable displacement axial piston pump with fluid controlled swash plate
#217Conveying device for conveying a flowable medium
#218High quality non-aerosol hand sanitizing foam
#219Modular organ microphysiological system with integrated pumping, leveling, and sensing
#220Hydraulic pump system for handling a slurry medium
#221Pumping system for chromatography applications
#222Manually actuatable feed pump and fuel system with a feed pump
#223Medical Fluid Pumping Systems and Related Methods
#224METHOD FOR CONTROLLING A PUMP SYSTEM AND PUMP SYSTEM
#225Exhaust air conduit for a coating agent pump
#226METHOD FOR OPERATING A PUMP SYSTEM AND PUMP SYSTEM
#227Remotely reconfigurable high pressure fluid passive control system for controlling bi-directional piston pumps as active sources of high pressure fluid, as inactive rigid structural members or as isolated free motion devices
#228Pressure-reducing choke assembly
#229Pumping cassette
#230Multiple oscillating water pumping device
#231Dialysate supply device and blood dialyzing apparatus having the same
#232Fluid pressure producing method and fluid pressure producing device
#233Fuel pump
#234SUPERCRITICAL WATER USED FUEL OIL PURIFICATION APPARATUS AND PROCESS
#235Safety indicator lights for hydraulic fracturing pumps
#236Reducing fluid pressure spikes in a pumping system
#237Piston pump and valve plate of piston pump
#238PRECISION ANALYTICAL PUMP
#239Method of operating cryogenic pump and cryogenic pump system
#240Hydraulic drive multi-element cryogenic pump
#241Dual completion linear rod pump
#242Hydraulic double-acting hand pump
#243HOT SLURRY PUMP
#244DUAL SHAFT MOTOR FRACTURING MODULE
#245Fluid end with modular intake manifold
#246Adjustable pumping apparatus
#247High-pressure to low-pressure changeover valve for a positive displacement pump
#248ELECTRONIC CONTROL FOR A ROTARY FLUID DEVICE
#249Water pump control system
#250Remotely reconfigurable high pressure fluid passive control system for controlling bi-directional piston pumps as active sources of high pressure fluid, as inactive rigid structural members or as isolated free motion devices
#251Method and system for injecting a process fluid using a high pressure drive fluid
#252System and method for priming a pump
#253Self priming hydraulic pump and circuit
#254Mobile, modular, electrically powered system for use in fracturing underground formations
#255Mobile, modular, electrically powered system for use in fracturing underground formations
#256Modular power generator
#257Pumping system for gaseous and liquid media
#258Reactor system
#259System and method for changing proppant concentration
#260Pump device and tilt and trim device for outboard machine
#261Spray system pump wash sequence
#262Chemical injection system
#263Multiphase production boost method and system
#264Pump changeover algorithm for spray system
#265Spray system pressure differential monitoring
#266Relative pump calibration for ultrafiltration control in a dialysis apparatus
#267Multi-point seal lubrication system
#268Carbon dioxide liquid phase forming using high volume head displacement
#269HIGH-PRESSURE PUMP AND FUEL INJECTION SYSTEM HAVING A HIGH-PRESSURE PUMP
#270Methods and apparatus for cooling a solenoid coil of a solenoid pump
#271Flow control for a hydraulic system
#272Ultra High Pressure Pump With An Alternating Rotation To Linear Displacement Drive Mechanism
#273Hydraulic proportioning system with flow divider
#274Reciprocating low-speed heavy-load hydraulic pump with variable action area
#275Flushing dispensers for delivering a consistent consumer experience
#276RECIPROCATING DOWNHOLE PUMP
#277Five-compressing-chamber diaphragm pump with multiple effects
#278Roundel structure for five-compressing-chamber diaphragm pump
#279Vibration-reducing structure for five-compressing-chamber diaphragm pump
#280Roundel structure for four-compression-chamber diaphragm pump with multiple effects
#281Eccentric roundel structure for compressing diaphragm pump with multiple effects
#282THICK-MATTER PUMP FOR PRODUCING A CONTINUOUS THICK-MATTER FLOW AND METHOD FOR OPERATING A THICK-MATTER PUMP FOR PRODUCING A CONTINUOUS THICK-MATTER FLOW
#283Determination of a fluid loss of a piston pump based on evacuation time variation
#284MULTIPLEX PUMP SYSTEMS AND ASSOCIATED METHODS OF USE WITH WATERJET SYSTEMS AND OTHER HIGH PRESSURE FLUID SYSTEMS
#285Method of generating a gradient flow having a constant compositional noise characteristic
#286SYSTEM AND METHOD FOR DRIVING MULTIPLE PUMPS ELECTRICALLY WITH A SINGLE PRIME MOVER
#287DEVICE FOR THE DRIVE CONTROL OF A TWO-CYLINDER THICK MATTER PUMP
#288Well service pump system
#289System and method for changing proppant concentration
#290Washing machine and detergent delivery pump assembly thereof
#291Device for dosing a fill product into a container to be filled
#292Dosing device overcoming change in viscidity of detergent and method for controlling same
#293Active pressure intensifier, reverse osmosis system and use thereof
#294Multiple port discharge manifold fluid end
#295Oil supply system
#296Sampling pumps and gas analyzers
#297Offset valve bore in a reciprocating pump
#298Reciprocating compressor
#299Synchronized dual well variable stroke and variable speed pump down control with regenerative assist
#300Fracturing pump assembly and method thereof