Halliburton Company HAL, a global leader in oilfield technology, has made a breakthrough in well safety and efficiency services by introducing the EcoStar® electric tubing-retrievable safety valve ...

The Type 84 valve features a cartridge assembly design that applies uniform spring pressure, resulting in secure seat sealing and leak-tight performance.

This online article, “ Guide to heavy-duty actuator springs and valves springs,” shows how springs in process valves and actuators are the “sil ...