Dosing device is also called dosing system and dosing equipment. The dosing device is a complete set of devices for injecting chemical liquids into various systems according to the process flow. The device can be divided into three categories according to the use occasion. 1 Oilfield dosing device. Mainly used in oil exploration to the flat platform and wellhead injection systems and other flocculants , scale inhibitor , corrosion inhibitor , demulsifier variety of liquid and the like. 2 Boiler dosing device. It can be used to add ammonia and hydrazine to boiler feed water, to add ammonia and hydrazine to condensate water, to add ammonia and hydrazine to boiler shutdown protection, and to add phosphate to steam boilers. It is mainly used in power plants and power stations. 3 Water treatment dosing device. Add medicine to tap water, waste water and sewage in the water treatment process. Mainly used in the process of water supply and drainage treatment and environmental protection. Such as water plants, hotels, restaurants, swimming pools, sewage treatment plants, etc.

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