Vacuum pump used in Vessel

Vacuum pumps are very useful on vessels: 1. Domestic sewage from vessels Compared with gravity collection, the vacuum collection of ship domestic sewage has the advantages of convenient piping arrangement, water saving, and no peculiar smell in the surrounding area, so it is increasingly welcome...

Vacuum pump used in vacuum metallurgy

Vacuum metallurgy is a metallurgical operation under the condition of lower than standard atmospheric pressure. It can realize metallurgical processes that cannot be carried out in the atmosphere, prevent metal oxidation, separate substances with different boiling points, remove gases or impuriti...

Rotary vane vacuum pump in vacuum spreader

In the era of traditional farmers, the easiest and cheapest way of transportation is manpower. Those from well-off families will use camels, cows and donkeys to assist in consignment. Due to limited energy, we cannot handle more cargo in a short time. Over time, various inventions came into being...