BR8403563A - Processo para a remocao de compostos organicos de acido fosforico bruto,obtido por processo via umida e dispositivo para sua execucao - Google Patents

Processo para a remocao de compostos organicos de acido fosforico bruto,obtido por processo via umida e dispositivo para sua execucao

Info

Publication number
BR8403563A
BR8403563A BR8403563A BR8403563A BR8403563A BR 8403563 A BR8403563 A BR 8403563A BR 8403563 A BR8403563 A BR 8403563A BR 8403563 A BR8403563 A BR 8403563A BR 8403563 A BR8403563 A BR 8403563A
Authority
BR
Brazil
Prior art keywords
execution
removal
phosphoric acid
organic compounds
crude phosphoric
Prior art date
Application number
BR8403563A
Other languages
English (en)
Inventor
Reinhard Gradl
Hans-Werner Stephan
Gero Heymer
Gunther Schimmel
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of BR8403563A publication Critical patent/BR8403563A/pt

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
    • C01B25/235—Clarification; Stabilisation to prevent post-precipitation of dissolved impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
BR8403563A 1983-07-18 1984-07-17 Processo para a remocao de compostos organicos de acido fosforico bruto,obtido por processo via umida e dispositivo para sua execucao BR8403563A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3325862A DE3325862A1 (de) 1983-07-18 1983-07-18 Verfahren und vorrichtung zur entfernung von organischen verunreinigungen aus nassverfahrensphosphorsaeure

Publications (1)

Publication Number Publication Date
BR8403563A true BR8403563A (pt) 1985-06-25

Family

ID=6204259

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8403563A BR8403563A (pt) 1983-07-18 1984-07-17 Processo para a remocao de compostos organicos de acido fosforico bruto,obtido por processo via umida e dispositivo para sua execucao

Country Status (6)

Country Link
US (1) US4540558A (pt)
EP (1) EP0131876B1 (pt)
BR (1) BR8403563A (pt)
DE (2) DE3325862A1 (pt)
IL (1) IL72260A (pt)
MA (1) MA20173A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3806822A1 (de) * 1988-03-03 1989-09-14 Hoechst Ag Kontinuierliches verfahren zur vollstaendigen entferung organischer verunreinigungen und vollstaendiger entfaerbung vorgereinigter nassphosphorsaeure
CN113797757B (zh) * 2021-09-24 2024-06-21 湖北迪洁膜科技有限责任公司 一种湿法磷酸提纯处理装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2065381A1 (de) * 1970-06-16 1973-05-17 Giulini Gmbh Geb Verfahren zur entfernung der organischen verunreinigungen aus rohphosphorsaeure
US4134964A (en) * 1974-10-04 1979-01-16 Hoechst Aktiengesellschaft Process and apparatus for purifying wet-processed phosphoric acid
DE2447390C3 (de) * 1974-10-04 1983-11-17 Hoechst Ag, 6230 Frankfurt Verfahren zur Reinigung von Naßphosphorsäure
DE2522220C3 (de) * 1975-05-20 1982-05-13 Giulini Chemie Gmbh, 6700 Ludwigshafen Verfahren zur Beseitigung der organischen Verunreinigungen in wässrigen Phosphorsäurelösungen
ZA775833B (en) * 1977-09-29 1978-11-29 Triomf Fertilizer Ltd Treatment of phosphoric acid
US4215098A (en) * 1978-04-26 1980-07-29 Albright & Wilson Limited Purification of wet process phosphoric acid
FR2470090B1 (fr) * 1979-11-20 1986-04-04 Rhone Poulenc Chim Base Procede de purification d'un acide phosphorique de voie humide

Also Published As

Publication number Publication date
IL72260A (en) 1987-10-30
IL72260A0 (en) 1984-10-31
US4540558A (en) 1985-09-10
DE3475395D1 (en) 1989-01-05
DE3325862A1 (de) 1985-01-31
MA20173A1 (fr) 1985-04-01
EP0131876A3 (en) 1986-09-17
EP0131876B1 (de) 1988-11-30
EP0131876A2 (de) 1985-01-23

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