... 3. delivery:one week RV-LUGC vortex-street flowmeter for edible oil(clamp-on type) 1) Category and applications Based on ... and computer technology. portability and reliability, they have been widely used in many fields of petroleum, chemical industry, energy, foodstuff ... and other chemical gas.Liquid: water,high-temperature water,oil,food liquid,chemical liquid.Steam: saturated vapor,superheated steam. ...