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1)  low-pressure shifting furnace
低变炉
1.
This article describes the process,equipment,operating performance and ponts for attention for adding heater and protective device for traditional low-pressure shifting furnace.
简要介绍了传统低变炉增设开工加热器和保护器工艺、设备、运行优点及注意事项。
2)  reducing furnace height
降低炉体
1.
The scheme of reducing furnace height to dismount the front rotary ring in the furnace was introduced in this article, which has been used in practice and reach the objective that the front rotary ring was dismounted and the concrete major beam keeps in good condition.
介绍了降低炉体(炉头)高度拆装煅烧炉前滚圈的可行性方案,并通过实践检验达到无损建筑物混凝土主梁顺利拆装前滚圈的目的。
3)  the low department of the electrolysis slot presses to decline
炉低压降
4)  make furnace bottom lower
降低炉底
5)  low pressure boiler
低压锅炉
1.
The whole process of chemical cleaning scale in a low pressure boiler was particularly introduced,and several suggestions on chemical cleaning to boiler were given.
详细介绍了一例低压锅炉化学清除水垢的全过程,同时对锅炉的化学清洗提出了几点建议。
6)  low temperature gas
低温炉烟
1.
The correct way in design and application of explosion proof system of low temperature gas for polverized coal storage is given.
分析了煤粉仓爆破的原因 ,提出了防止煤粉仓爆破的若干技术措施 ,并对煤粉仓低温炉烟防爆系统的设计与应用进行了分析总结。
补充资料:低结构通用炉法炭黑
C    分子量 12.01
     黑色粉状物。平均粒径60一80nm。比表面积20~35m2/g。氧含量0.15-0.40%。氢含量0.35-0.45%。真密度1.8g/cm3左右。
    采用燃烧裂解法。即以重油为原料,配以一定量的页岩油,经预热喷入反应炉,与预热的空气在炉内进行不完全燃烧,裂解为炭黑烟气,再经冷却分离收集、造粒、筛选、筛选而得。
    应用  主要用作天然橡胶和各种合成橡胶的填充剂,使之具有较低的吸油值、良好的加工性能和较高的弹性,也能使硫化橡胶具有适度的扯断强度、较低的定伸强度、变形小、生热低的特点,从而可广泛用于制造轮胎的胎体、胎侧、帘布层、内胎,以及胶管、电线等所有不需要有高补强性能的橡胶制品。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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