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if silica is removed from DM Plant completely from where the
silica come in Boiler Drum
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Answer Posted / himanshu purohit
Generally Three type of silica found.(1)suspended (2)
Reactive(which can react with chemical,that is why we can
analysis in laboratory and it is removed by anion
exchanger) (3)non-reactive or colloidal.(can not react with
chemical so that not analysis in lab.and not removed by
anion exchanger.it pass through the anion exchanger)
in high pressure and temp.non-reactive/colloidal silica
converts into reactive silica.
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Dear Sir, I am Shariq Sami. I joined BHEL as a Supervisor Trainee in May 2009 on diploma basis, right now i am an assistant Engineer and posted at Noida. I have completed my bachelor of engineering from Jamia Millia Islami, New Delhi.I am Planning to appear for "BHEL ET" exam this year. I want to know,is there any previous year question papers will be available like we have for GATE exams or you feel it is no need? Can you please guide me? Kind Ragards M.S Sami, Contact No. 9891090742, 9250250988, 0120-2545796
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