The records of all patients with acquired disease of the mitral valve who had open operations before January 1, 1964, were reviewed. With the exception of 1 patient operated on in 1955 and 1 in ...

About one year ago, Metso announced a launch of a new line of Neles globe control valves, targeted in the first phase to the Asia Pacific… Tuesday, June 10, 2025 🔍 ...

While use of anti-cavitation valve trim would seem to be an obvious answer to the feed-water level control problem, it usually takes additional measures to ensure continued and proper valve operation.

This article was originally published with the title “ Douglas' Improved Patent Globe Valve ” in Scientific American Magazine Vol. 20 No. 13 (March 1869), p. 200 doi:10.1038 ...