Research at Iran's Khark crude terminal shows the water-injection proving test to be the best evaluation method for determining the accuracy of crude and condensate sampling systems and suggests its ...

A proportional solenoid valve is an electromagnetic valve designed to respond to a variable power input to regulate the flow of liquid and/or gas proportionately. It is used to control the flow rate ...

Equipment for gas chromatography, liquid chromatography and mass spectrometry is complex, with multiple subsystems that control the flow of sample analyte, carrier gas and solvent fluids. The ...