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Споеоб очистки выхлопных газов от сернистого ангидрида путем поглощени последнего сернокислой суспензией п тиокиси ванади сPurification of exhaust gases from sulfuric anhydride by absorption of the latter with sulfuric acid suspension of vanadium pentoxide
последующей регенерацией отработанного поглотител нагреванием, отличающийс тем, что, с целью упрощени процесса, регенерацию отработанного поглотител осуществл ют в присутствии азотной кислоты.subsequent regeneration of the spent absorber by heating, characterized in that, in order to simplify the process, the regeneration of the spent absorber is carried out in the presence of nitric acid.
SU1948570A1973-07-131973-07-13
The method of purification of exhaust gases from sulfur dioxide
SU480435A1
(en)
PROCESS FOR THE REMOVAL OF SULFUR COMPOUNDS OXIDIZABLE TO SULFUR ACID AND ORGANIC COMPOUNDS OXIDIZED TO CO2 AND H2O FROM EXHAUST GASES FROM SULFUR ACID CONTACT PLANTS
The method of regeneration of solutions of ammonium sulfite bisulfite in the ammonia method of purification of industrial gases from sulfuric anhydride