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WpŁyw warunków krystalizacji na stopień rozdziaŁu krysztaŁów jednowodnego siarczanu żelaza(II) w roztworze kwasu siarkowego

  • Ministry of Economy, Republic of Poland

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

The effect of the crystalline bed selected parameters on filtration efficiency of the suspension is presented. The system of ferrous sulphate monohydrate crystals in the sulphuric acid solution has been studied. The strong relation between mean crystal size and filtration efficiency was observed. Quadruplication of the crystal size from 10 to 40 μm caused six-fold increase of filtration efficiency, i.e. from 11,1·10-5 to 69,4·10-5 m3/(m2·s), respectively. Simultaneously with crystal average size increase, the final bed humidity diminished from 50 to 38 mass percent as well as the sulphate concentration in the solution has been limited to the level of 0,5 mass percent. Several indications concerning the industrial crystallization conditions enabling the crystal size increase have been given.

Original languagePolish
Pages (from-to)123-134
Number of pages12
JournalChemical and Process Engineering - Inzynieria Chemiczna i Procesowa
Volume22
Issue number1
Publication statusPublished - 2001

ASJC Scopus subject areas

  • General Chemistry
  • General Chemical Engineering

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