The gasification furnace could completely use deoiling asphalt as feedstock after adding carbon black flashing and filtering system in the fertilizerunit.
化肥装置通过增加炭黑闪蒸过滤系统，气化炉完全使用脱油沥青作原料。
2
Plate air preheater with corrugated plate as heat transferring elements, has solved problems above, which has been applied in petrochemical and chemical fertilizerunit.
采用以波纹板片作为传热元件的新型板式空气预热器，克服了上述问题并在石化、化肥等行业上得到了应用。
3
By making use of the internal functions of DCS, the transformation of the conventional startup mode is completed, providing assurance for the stable operation of the large chemical fertilizerunit.