JPS5345695A - Oxidizing method for calcium sulfite - Google Patents

Oxidizing method for calcium sulfite

Info

Publication number
JPS5345695A
JPS5345695A JP12030276A JP12030276A JPS5345695A JP S5345695 A JPS5345695 A JP S5345695A JP 12030276 A JP12030276 A JP 12030276A JP 12030276 A JP12030276 A JP 12030276A JP S5345695 A JPS5345695 A JP S5345695A
Authority
JP
Japan
Prior art keywords
calcium sulfite
oxidizing method
action
oxidizing
catlaytic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12030276A
Other languages
Japanese (ja)
Inventor
Tatsuhiko Noguchi
Isao Funahashi
Minoru Ota
Takeyoshi Ichige
Ryuichi Kurita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kureha Corp
Original Assignee
Kureha Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kureha Corp filed Critical Kureha Corp
Priority to JP12030276A priority Critical patent/JPS5345695A/en
Publication of JPS5345695A publication Critical patent/JPS5345695A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/464—Sulfates of Ca from gases containing sulfur oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

PURPOSE: To prevent formation of dithionic acid and an accumulation of it within the system when oxidizing calcium sulfite formed at desulfurization of exhaust gas into gypsum, by inhibiting by the addition of chlorine ions the action of iron ions exerting a catlaytic action.
COPYRIGHT: (C)1978,JPO&Japio
JP12030276A 1976-10-08 1976-10-08 Oxidizing method for calcium sulfite Pending JPS5345695A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12030276A JPS5345695A (en) 1976-10-08 1976-10-08 Oxidizing method for calcium sulfite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12030276A JPS5345695A (en) 1976-10-08 1976-10-08 Oxidizing method for calcium sulfite

Publications (1)

Publication Number Publication Date
JPS5345695A true JPS5345695A (en) 1978-04-24

Family

ID=14782863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12030276A Pending JPS5345695A (en) 1976-10-08 1976-10-08 Oxidizing method for calcium sulfite

Country Status (1)

Country Link
JP (1) JPS5345695A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930292A (en) * 1972-07-09 1974-03-18
JPS50140395A (en) * 1974-08-14 1975-11-11

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930292A (en) * 1972-07-09 1974-03-18
JPS50140395A (en) * 1974-08-14 1975-11-11

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