JPS5832003A - 着色濃硫酸の脱色方法 - Google Patents

着色濃硫酸の脱色方法

Info

Publication number
JPS5832003A
JPS5832003A JP12728081A JP12728081A JPS5832003A JP S5832003 A JPS5832003 A JP S5832003A JP 12728081 A JP12728081 A JP 12728081A JP 12728081 A JP12728081 A JP 12728081A JP S5832003 A JPS5832003 A JP S5832003A
Authority
JP
Japan
Prior art keywords
sulfuric acid
concentrated sulfuric
colored
acid
decoloring
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
JP12728081A
Other languages
English (en)
Japanese (ja)
Other versions
JPH028963B2 (show.php
Inventor
Shigeru Nishiyama
茂 西山
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.)
Mitsubishi Metal Corp
Original Assignee
Mitsubishi Metal 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 Mitsubishi Metal Corp filed Critical Mitsubishi Metal Corp
Priority to JP12728081A priority Critical patent/JPS5832003A/ja
Publication of JPS5832003A publication Critical patent/JPS5832003A/ja
Publication of JPH028963B2 publication Critical patent/JPH028963B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP12728081A 1981-08-13 1981-08-13 着色濃硫酸の脱色方法 Granted JPS5832003A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12728081A JPS5832003A (ja) 1981-08-13 1981-08-13 着色濃硫酸の脱色方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12728081A JPS5832003A (ja) 1981-08-13 1981-08-13 着色濃硫酸の脱色方法

Publications (2)

Publication Number Publication Date
JPS5832003A true JPS5832003A (ja) 1983-02-24
JPH028963B2 JPH028963B2 (show.php) 1990-02-28

Family

ID=14956065

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12728081A Granted JPS5832003A (ja) 1981-08-13 1981-08-13 着色濃硫酸の脱色方法

Country Status (1)

Country Link
JP (1) JPS5832003A (show.php)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026535A (en) * 1988-11-16 1991-06-25 Boliden Contech Ab Method for decoloring sulphuric acid deriving from acid production processes
US5122359A (en) * 1989-08-08 1992-06-16 Hoechst Aktiengesellschaft Process for reprocessing sulfuric acid from phosphorous purification
US5356602A (en) * 1991-12-25 1994-10-18 Sumitomo Chemical Company, Ltd. Process for preparing aluminum sulfate
US6641791B2 (en) * 1997-12-08 2003-11-04 Elf Atochem Generation of boron-trifluoride and sulphuric acid from boron trifluoride hydrate
KR20170102270A (ko) * 2014-12-21 2017-09-08 멜로디아 리미티드 산이 풍부한 용액에서의 산 회수

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935296A (show.php) * 1972-08-04 1974-04-01
JPS4991985A (show.php) * 1973-01-08 1974-09-03
JPS501993A (show.php) * 1973-04-02 1975-01-10

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935296A (show.php) * 1972-08-04 1974-04-01
JPS4991985A (show.php) * 1973-01-08 1974-09-03
JPS501993A (show.php) * 1973-04-02 1975-01-10

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026535A (en) * 1988-11-16 1991-06-25 Boliden Contech Ab Method for decoloring sulphuric acid deriving from acid production processes
AU616805B2 (en) * 1988-11-16 1991-11-07 Boliden Contech Ab A method for decolouring sulphuric acid derived from acid production processes
US5122359A (en) * 1989-08-08 1992-06-16 Hoechst Aktiengesellschaft Process for reprocessing sulfuric acid from phosphorous purification
US5356602A (en) * 1991-12-25 1994-10-18 Sumitomo Chemical Company, Ltd. Process for preparing aluminum sulfate
US6641791B2 (en) * 1997-12-08 2003-11-04 Elf Atochem Generation of boron-trifluoride and sulphuric acid from boron trifluoride hydrate
KR20170102270A (ko) * 2014-12-21 2017-09-08 멜로디아 리미티드 산이 풍부한 용액에서의 산 회수
JP2018502813A (ja) * 2014-12-21 2018-02-01 メロデア リミテッドＭｅｌｏｄｅａ Ｌｔｄ． 酸に富む溶液からの酸の回収

Also Published As

Publication number Publication date
JPH028963B2 (show.php) 1990-02-28

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