143121 ⎘
Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups - Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed, e.g. from series to parallel
RECONFIGURABLE MULTI-STAGE GAS COMPRESSOR
#2MULTI-PISTON PUMP DIAGNOSTIC TESTING
#3ISOLATION SYSTEM FOR EQUIPMENT MAINTENANCE DURING WELL TREATMENT OPERTIONS
#4DUAL-MODE COMPRESSOR
#5ELECTRONIC CONTROL DEVICE FOR A COMPONENT OF COMPRESSED-AIR GENERATION, COMPRESSED-AIR PROCESSING, COMPRESSED-AIR STORAGE, AND/OR COMPRESSED-AIR DISTRIBUTION
#6P & I DIAGRAM INPUT
#7DRIVE ASSEMBLY COMPRISING A DRIVE, A PUMP AND A CONTROL VALVE, AND SYSTEM COMPRISING SUCH A DRIVE ASSEMBLY
#8System and Method for Controlling Cumulative Pumping Rate
#9RADIAL PISTON PUMPS
#10VARIABLE DISPLACEMENT PUMP WITH BACK-UP
#11Method to optimize hydraulic fracturing spread with electric pumps
#12METHOD AND A DEVICE FOR CHANGING THE COMPRESSION RATIO OF A RECIPROCATING COMPRESSOR
#13Optimizing operations of a hydraulic fracturing system
#14Controlling fluid pressures at multiple well heads for continuous pumping
#15Optimizing fuel consumption and emissions of a multi-rig hydraulic fracturing system
#16OPTIMIZING OPERATION OF A MIXED FLEET OF HYDRAULIC FRACTURING RIGS
#17Switchable apparatus, well site and control method thereof, device, and storage medium
#18RECONFIGURABLE MULTI-STAGE GAS COMPRESSOR
#19Liquefied gas unloading and deep evacuation system
#20Power-saving optimization operation method and switching point determining method for water pump unit
#21Vacuum pumping
#22Method for Controlling a Compressor Installation
#23Development of a higher-level model for operation of a compressor system
#24Multiple chamber vacuum exhaust system
#25Selective fluid pumping system
#26Compressor control method, control apparatus and control system
#27P and I diagram input
#28Cooling sysytem mechanical pump diagnosis
#29Using a load sense pump as a backup for a pressure-compensated pump
#30Artificial intelligence based hydraulic fracturing system monitoring and control
#31Compressed air production facility, compressed air pressure setpoint adjusting method, and compressed air pressure setpoint adjusting program
#32System and method for evacuating a process space
#33Flexible supply gas routing for gas compressors
#34Control apparatus for supplying at least one hydraulic consumer with fluid
#35Vacuum pumping arrangement
#36Hydraulic work machine
#37Pressurization system for high pressure processing system
#38Micromechanical devices with mechanical actuators
#39Modular multi-channel syringe pump
#40P and I diagram input
#41Integration of mud and cementing equipment systems
#42Hydraulic device that controls pulsation in first oil by increasing rotation number of second pump
#43Reciprocating compressor having first and second cylinders in selective fluid communication with respective first and second suction plenums
#44Pump Assisted Chemical Feeder
#45Subsea multipiston pump module and subsea multistage pump
#46Breast pump or other medical devices with dynamically adaptive pump configuration providing error detection and distinctive suction profile
#47Remotely 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
#48Modular multi-pump system with pressure control
#49Caloric heat pump system
#50Controller for hydraulic pump
#51Multistage Compressor
#52Method for controlling a compressor installation
#53QUICK INFLATION SYSTEM FOR AIR MATTRESS
#54Remotely 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
#55High-pressure to low-pressure changeover valve for a positive displacement pump
#56System for feeding and pumping of less pumpable material in a conduit line
#57Remotely 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
#58Intercooler bypass
#59Development of a higher-level model
#60P and I diagram input
#61Remotely 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
#62Unitary fluid flow apparatus for inflating and deflating a device
#63Fluid valve
#64Peristaltic pump systems and methods
#65PUMP UNIT AND RESPIRATORY ASSISTANCE DEVICE
#66Oil supply system
#67Gas control apparatus
#68HIGH PRESSURE WATER INJECTION PUMP SYSTEM
#69Double hydraulic machine with a distribution valve and a driving system comprising such a hydraulic machine
#70Valve device for controlling the air intake for a compressor of a vehicle, and compressor system and method for controlling a compressor system
#71Double vacuum pump apparatus, gas purification system provided with double vacuum pump apparatus, and exhaust gas vibration suppressing device in double vacuum pump apparatus
#72Method for Controlling a Compressor Installation
#73Electronic control unit
#74Pump apparatus, power transmission apparatus, and vehicle
#75Engine-driven hydraulic pump
#76Wind-power water supply pump
#77Multi-stage membrane suction pump
#78High-pressure compressor and its use and method for operating it
#79SINGLE STAGE TO TWO STAGE COMPRESSOR
#80Dynamic fluid device
#81Pump unit with multiple operation modes
#82Multi-directional pump
#83System of gas compression utilizing variable input pressures to produce a consistent output pressure
#84Submersible pump assembly and method for use of same