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 ...
May 17 (UPI) --Scientists have discovered new potential applications for a valve invented and patented by famed engineer Nikola Tesla 100 years ago. Researchers conducted a variety of tests using the ...
Measurements of hardness or modulus are not usually helpful in studying time-dependent deformation of a material. It is essential to match load functions in order to make sure that measurements are ...
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