JPS6353121B2 - - Google Patents

Info

Publication number
JPS6353121B2
JPS6353121B2 JP1925280A JP1925280A JPS6353121B2 JP S6353121 B2 JPS6353121 B2 JP S6353121B2 JP 1925280 A JP1925280 A JP 1925280A JP 1925280 A JP1925280 A JP 1925280A JP S6353121 B2 JPS6353121 B2 JP S6353121B2
Authority
JP
Japan
Prior art keywords
amount
arsenic
phosphoric acid
hydrogen sulfide
sulfide
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.)
Expired
Application number
JP1925280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56120509A (en
Inventor
Kensaku Maruyama
Yorihisa Kitagawa
Hideo Kamata
Takashi Ooe
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP1925280A priority Critical patent/JPS56120509A/ja
Publication of JPS56120509A publication Critical patent/JPS56120509A/ja
Publication of JPS6353121B2 publication Critical patent/JPS6353121B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Inorganic Compounds Of Heavy Metals (AREA)
  • Removal Of Specific Substances (AREA)
JP1925280A 1980-02-20 1980-02-20 Purifying method for wet process crude phosphoric acid Granted JPS56120509A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1925280A JPS56120509A (en) 1980-02-20 1980-02-20 Purifying method for wet process crude phosphoric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1925280A JPS56120509A (en) 1980-02-20 1980-02-20 Purifying method for wet process crude phosphoric acid

Publications (2)

Publication Number Publication Date
JPS56120509A JPS56120509A (en) 1981-09-21
JPS6353121B2 true JPS6353121B2 (OSRAM) 1988-10-21

Family

ID=11994222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1925280A Granted JPS56120509A (en) 1980-02-20 1980-02-20 Purifying method for wet process crude phosphoric acid

Country Status (1)

Country Link
JP (1) JPS56120509A (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2520342A1 (fr) * 1982-01-25 1983-07-29 Rhone Poulenc Chim Base Procede de purification d'acide phosphorique de voie humide
IL69100A (en) * 1982-07-21 1986-11-30 Hoechst Ag Process for removing heavy metal ions and arsenic from wet-processed phosphoric acid
CN102849698B (zh) * 2012-09-28 2014-07-16 凯恩德利(北京)科贸有限公司 高效磷酸除砷方法及装置
CN103979510A (zh) * 2014-04-25 2014-08-13 防城港博森化工有限公司 一种磷酸生产中的脱砷方法
CN103991853A (zh) * 2014-05-29 2014-08-20 龚家竹 生产低重金属含量卫生磷肥的方法

Also Published As

Publication number Publication date
JPS56120509A (en) 1981-09-21

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