As a byproduct of crude refining process petroleum coke features a low ash content, moderate volatility and a highheatingvalue.
石油焦是炼油工艺的副产品，具有低灰分、一定挥发份和高热值的特性。
2
It points out it has high spreading value melting salt heating and it has high economic and society benefit handling phenol water.
指出熔盐加热技术有较好的推广价值，酚水治理技术有较好的经济效益和社会效益。
3
Fireplace into the nature of the fuel wood stoves, coal and gas stoves, fireplace heating effect of a good, safe and high performance, and are highly appreciated value.