JPS5220994A - Oxidation method of calcium sulfite - Google Patents

Oxidation method of calcium sulfite

Info

Publication number
JPS5220994A
JPS5220994A JP9742676A JP9742676A JPS5220994A JP S5220994 A JPS5220994 A JP S5220994A JP 9742676 A JP9742676 A JP 9742676A JP 9742676 A JP9742676 A JP 9742676A JP S5220994 A JPS5220994 A JP S5220994A
Authority
JP
Japan
Prior art keywords
calcium sulfite
oxidation method
sulfite
gypsum
oxidized
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.)
Granted
Application number
JP9742676A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5429433B2 (enExample
Inventor
Tomijiro Morita
Noriharu Matsuda
Yukio Suzuki
Shinichi Sagawa
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 JP9742676A priority Critical patent/JPS5220994A/ja
Publication of JPS5220994A publication Critical patent/JPS5220994A/ja
Publication of JPS5429433B2 publication Critical patent/JPS5429433B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
JP9742676A 1976-08-17 1976-08-17 Oxidation method of calcium sulfite Granted JPS5220994A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9742676A JPS5220994A (en) 1976-08-17 1976-08-17 Oxidation method of calcium sulfite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9742676A JPS5220994A (en) 1976-08-17 1976-08-17 Oxidation method of calcium sulfite

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP47020611A Division JPS5243788B2 (enExample) 1972-03-01 1972-03-01

Publications (2)

Publication Number Publication Date
JPS5220994A true JPS5220994A (en) 1977-02-17
JPS5429433B2 JPS5429433B2 (enExample) 1979-09-22

Family

ID=14192086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9742676A Granted JPS5220994A (en) 1976-08-17 1976-08-17 Oxidation method of calcium sulfite

Country Status (1)

Country Link
JP (1) JPS5220994A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0787712A1 (en) 1996-02-05 1997-08-06 Mitsubishi Gas Chemical Company, Inc. Process for the production of high-purity naphthalenedicarboxylic acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0787712A1 (en) 1996-02-05 1997-08-06 Mitsubishi Gas Chemical Company, Inc. Process for the production of high-purity naphthalenedicarboxylic acid

Also Published As

Publication number Publication date
JPS5429433B2 (enExample) 1979-09-22

Similar Documents

Publication Publication Date Title
JPS5220994A (en) Oxidation method of calcium sulfite
JPS5338095A (en) Method of building or reparing ship body by using barge
JPS5216934A (en) Letter indication device
JPS5288580A (en) Gas-liquid countercurrent contact apparatus
JPS5259481A (en) Capsule transport system by use of buoyancy
JPS5241451A (en) Biological denitrating method
JPS51151985A (en) Flo ating structure mooring method
JPS5332950A (en) Method of taking in fresh air
JPS5374817A (en) Impulse-type moise eliminating device
JPS5372358A (en) Filter-medium cleaning method
JPS52104466A (en) Wet flue gas desulfurization apparatus
JPS522770A (en) Hematocrit measuring device
JPS521883A (en) Floating material recovery method
JPS5295495A (en) Floating structure position and draft forecasting equipment
JPS5289773A (en) Step motor
JPS544030A (en) Control pattern for magnetic bubble element
JPS5347379A (en) Oil-water separating membrane with excellent water selective permeability
JPS5241580A (en) Flow type measuring apparatus
JPS5353631A (en) Preparatin of diacethylbenzene
JPS521704A (en) Water lift pump
JPS5371045A (en) Preparation of benzophenoneazines
JPS5213776A (en) Photo-resist pealing method
JPS5297393A (en) Purification of extracted phosphoric acid
JPS5248266A (en) Sewage splashing blades
JPS528645A (en) Water purifier of multiple-faucet type