144041 ⎘
Control, e.g. regulation, of pumps, pumping installations or systems; Safety measures Protection against sudden pressure change, e.g. check valves
SAFETY CONTROLS FOR ELECTRICAL SUBMERSIBLE PUMP SYSTEMS
#2GAS SEAL COLUMN APPARATUS WITH SENSOR COLUMN
#3Gas seal column apparatus with sensor column
#4GAS SEAL COLUMN APPARATUS
#5Gas seal column apparatus
#6DEVICE AND METHOD FOR ACTIVELY REDUCING PRESSURE VARIATIONS IN A HYDRODYNAMIC SYSTEM
#7Quick startup device for centrifugal pump
#8Dual priming system for a pump
#9Automatic fluid pump
#10APPARATUS AND METHOD FOR ALLEVIATING AND PREVENTING CAVITATION SURGE OF WATER SUPPLY CONDUIT SYSTEM
#11Apparatus and method for alleviating and preventing cavitation surge of water supply conduit system
#12METHOD AND SYSTEM FOR CONTROLLING A VARIABLE-GEOMETRY COMPRESSOR
#13Method for controlling a trim-adjustment mechanism for a centrifugal compressor
#14Pump device, industrial water system, method for operating an industrial water system, and self-teaching method for a delivery pump in an industrial water system
#15Method and system for injecting slurry using concentrated slurry pressurization
#16Electronically-controlled compressed air system
#17Methods, devices, and systems for controlling a valve
#18Systems and methods for balancing thrust loads in a heat engine system
#19Integrated sump pump controller with status notifications
#20Method for shutting off a pump as well as pump station arrangement
#21APPARATUS AND METHOD FOR ALLEVIATING AND PREVENTING CAVITATION SURGE OF WATER SUPPLY CONDUIT SYSTEM
#22FLOW MONITORING DEVICE FOR HYDRAULIC PUMP
#23Discharge vacuum relief valve for safety vacuum release system
#24Centrifugal pump
#25Systems and methods for preventing damage to pump diffusers
#26Pump pressure relief system
#27Discharge vacuum relief valve for safety vacuum release system
#28Method and apparatus for verifying a leak in connection with a flow inhibitor
#29Pressure relief arrangement for a pump
#30Self priming centrifugal pump
#31Pump expansion vessel
#32Safety controls for electrical submersible pump systems
#33Pumps with backup capability