Because the suspended granule concentration changes with seasons,the influence of the kaoline dosage on the humic acid removal process was studied. 同时由于原水中悬浮颗粒随季节变化,模拟了不同量的高岭土对腐殖酸去除过程的影响,发现高岭土的存在能在一定程度上降低剩余腐殖酸和残留铝的浓度。
Some company manufactured an acetic acid removal column reboiler which belongs to 40000 MTPY of differential acrylic fibres for Jilin qifeng chemical fiber Co. 某公司为年产40000t差别化腈纶技术改造项目承制一台醋酸去除塔再沸器。
LVI lube base oil with low pour point,high viscosity and good stability can be produced by means of hydrogenation acid removal,furfural treatment and hydrotreatment. 克拉玛依油田九区稠油是典型的环烷基原油,采用加氢脱酸、糠醛精制、加氢处理等精制工艺能生产出倾点低、粘度大、安定性好的LVI润滑油基础油。
This paper introduced phosphoric acid remove mix method and produce of ammonium phosphate tribasic method. 介绍了磷酸除杂质方法及生产磷酸三铵方法。
acid removal by hydrochloric acid 盐酸除锈
Its acid remove capability is 7 times as that of diatomite, and 2.5 times as that of active activated alumina and modified alumina. 除酸能力是硅藻土的7倍，高于活性氧化铝和改性氧化铝2.