高粘度泵_Oil Pumps

1. Quality service Bethews Corporation is a major U.S. service company that provides products and services to the global oil development and processing industry. Bethews was founded in 1987 as the result of the merger of two long-establishe

Flow is generally expressed by Q: The flow of high viscosity heavy oil pump is the liquid delivery capacity of the pump.. Flow is the volume or mass of liquid pumped out per unit time. The pump flow depends on the pump structure size (mainl