Oil field operators can use several practical equations for calculating flow rates of natural gas through venturi gas-lift valves. For critical flow, this analysis derived such equations from a ...

This article describes how a multivariable pressure transmitter with built-in dynamic compensation can correct for many of the errors and inaccuracies that can occur in differential pressure based ...

The first fundamental rule of doing business is ensuring a company generates the needed cash to pay for fixed and variable expenses while still turning a profit. Investors use a variety of methods to ...