LQRY series hot oil pump technological advance, efficiency high, can the long-term steady running not divulge under the thermal state, the non- attachment cooling system, the use safe is reliable and so on the characteristic, obtained the widespread use in our country heat-carrying agent heating system, already entered the petroleum, the chemical industry, the rubber, the plastic, the drugs manufacture, the spinning and weaving, the printing, the road building, food and so on each industry domain, mainly used in to transport does not contain the solid particle the weak putrescent high temperature liquid, the application temperature <= 370 ℃, was one kind of ideal heat pumps.