IT1087977B - Purificazione dell'acido fosforico. - Google Patents

Purificazione dell'acido fosforico.

Info

Publication number
IT1087977B
IT1087977B IT29083/77A IT2908377A IT1087977B IT 1087977 B IT1087977 B IT 1087977B IT 29083/77 A IT29083/77 A IT 29083/77A IT 2908377 A IT2908377 A IT 2908377A IT 1087977 B IT1087977 B IT 1087977B
Authority
IT
Italy
Prior art keywords
purification
phosphoric acid
phosphoric
acid
Prior art date
Application number
IT29083/77A
Other languages
English (en)
Inventor
Yoichi Hiraga
Mitsuo Kikuchi
Original Assignee
Toyo Soda Mfg Co Ltd
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 Toyo Soda Mfg Co Ltd filed Critical Toyo Soda Mfg Co Ltd
Application granted granted Critical
Publication of IT1087977B publication Critical patent/IT1087977B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
IT29083/77A 1976-10-29 1977-10-28 Purificazione dell'acido fosforico. IT1087977B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12932976A JPS5355495A (en) 1976-10-29 1976-10-29 Purifying method for wet process phosphoric acid

Publications (1)

Publication Number Publication Date
IT1087977B true IT1087977B (it) 1985-06-04

Family

ID=15006895

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29083/77A IT1087977B (it) 1976-10-29 1977-10-28 Purificazione dell'acido fosforico.

Country Status (7)

Country Link
US (1) US4154805A (it)
JP (1) JPS5355495A (it)
BE (1) BE860176A (it)
DE (1) DE2748279C3 (it)
FR (1) FR2369211A1 (it)
GB (1) GB1545443A (it)
IT (1) IT1087977B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8601101A (nl) * 1986-04-29 1987-11-16 Unie Van Kunstmestfab Bv Werkwijze voor het verwijderen van cadmium uit zure, fosfaathoudende waterige media.
US5006319A (en) * 1988-03-04 1991-04-09 Fmc Corporation Process for removing iron, chromium and vanadium from phosphoric acid
FR2631746A1 (fr) * 1988-05-17 1989-11-24 Muller Yves Rondelle de raccordement electrique pour cosses en aluminium ou autre metal
RU2149830C1 (ru) * 1999-10-12 2000-05-27 Гриневич Анатолий Владимирович Способ очистки экстракционной фосфорной кислоты
CN103332665B (zh) * 2013-07-09 2016-02-10 清华大学 一种从负载磷酸的有机溶剂中脱除杂质离子的方法
CN104069647B (zh) * 2014-06-11 2016-09-28 陈锂 一种高选择性离子对型萃取剂及用其萃取湿法磷酸的方法
CN104787738A (zh) * 2015-04-29 2015-07-22 瓮福（集团）有限责任公司 一种湿法磷酸生产中稀酸的净化方法
DE102016212242B4 (de) 2016-07-05 2019-02-07 Technische Universität Bergakademie Freiberg Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3342549A (en) * 1960-11-10 1967-09-19 Togo Soda Mfg Co Ltd Process for refining phosphoric acid preparations
US3488184A (en) * 1968-02-19 1970-01-06 Nalco Chemical Co Separation and recovery of cobalt from waste streams containing cobalt and zinc
JPS5333960B2 (it) * 1972-06-10 1978-09-18

Also Published As

Publication number Publication date
DE2748279A1 (de) 1978-05-11
GB1545443A (en) 1979-05-10
JPS5355495A (en) 1978-05-19
US4154805A (en) 1979-05-15
DE2748279B2 (de) 1979-12-20
DE2748279C3 (de) 1980-08-21
BE860176A (fr) 1978-04-27
JPS5516098B2 (it) 1980-04-28
FR2369211A1 (fr) 1978-05-26
FR2369211B1 (it) 1980-08-08

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