Known as the Rotary Drag valve, the new device represents a major step forward in valve engineering because it combines the best features of ball valves and control valves. Developers of the product ...

LONDON--(BUSINESS WIRE)--Technavio has announced the top five leading vendors in their recent global industrial valves market in the oil and gas industry report until 2021. This research report also ...

Pacific Gas and Electric employees tried to stop the flow of natural gas into the pipeline but they couldn’t reach the manual valve. The gas wasn't shut off for 90 minutes. San Bruno Assemblyman Jerry ...