Petrol station double wall pipe (also called UPP pipe) is a new type of pipe used for petrol station renovation, which is a kind of HDPE […]

At present, domestic and foreign petrol station vapor recovery equipment use methods mainly include adsorption method, membrane separation method, condensation method, absorption method or a combination […]

Features: Membrane separation is based on the principle of dissolution and diffusion of similar solubility, only physical changes in the separation process, without any chemical changes. […]