EG21405A - Method for preparing phosphorique acid - Google Patents

Method for preparing phosphorique acid

Info

Publication number
EG21405A
EG21405A EG22498A EG22498A EG21405A EG 21405 A EG21405 A EG 21405A EG 22498 A EG22498 A EG 22498A EG 22498 A EG22498 A EG 22498A EG 21405 A EG21405 A EG 21405A
Authority
EG
Egypt
Prior art keywords
phosphorique
preparing
acid
preparing phosphorique
phosphorique acid
Prior art date
Application number
EG22498A
Other languages
English (en)
Original Assignee
Inst Chemi I Nieo Rganicznej
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 Inst Chemi I Nieo Rganicznej filed Critical Inst Chemi I Nieo Rganicznej
Application granted granted Critical
Publication of EG21405A publication Critical patent/EG21405A/xx

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
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Saccharide Compounds (AREA)
EG22498A 1997-02-26 1998-02-25 Method for preparing phosphorique acid EG21405A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL97318706A PL184613B1 (pl) 1997-02-26 1997-02-26 Sposób otrzymywania kwasu fosforowego

Publications (1)

Publication Number Publication Date
EG21405A true EG21405A (en) 2001-10-31

Family

ID=20069312

Family Applications (1)

Application Number Title Priority Date Filing Date
EG22498A EG21405A (en) 1997-02-26 1998-02-25 Method for preparing phosphorique acid

Country Status (14)

Country Link
US (1) US6365117B1 (fr)
EP (1) EP0966399A1 (fr)
JP (1) JP2001513742A (fr)
AU (1) AU733232B2 (fr)
CA (1) CA2279953A1 (fr)
DZ (1) DZ2434A1 (fr)
EG (1) EG21405A (fr)
IL (1) IL131072A0 (fr)
JO (1) JO2005B1 (fr)
MA (1) MA24486A1 (fr)
PL (1) PL184613B1 (fr)
TN (1) TNSN98032A1 (fr)
TR (1) TR199902020T2 (fr)
WO (1) WO1998038127A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113735083B (zh) * 2021-08-18 2023-11-17 武汉工程大学 一种常温氧化法消除湿法磷酸萃取反应泡沫的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984525A (en) * 1967-02-01 1976-10-05 Albright & Wilson Limited Manufacture of phosphoric acid
DE2427122B2 (de) * 1974-06-05 1976-12-30 Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen Verfahren zur stabilisierung des bei der herstellung nasser phosphorsaeure anfallenden alpha-calciumsulfat-halbhydrat
US4233278A (en) 1978-03-24 1980-11-11 Davy Powergas Inc. Process for purifying crude phosphoric acid
US4325928A (en) * 1979-03-01 1982-04-20 Albright & Wilson Limited Rock treatment process
US4503022A (en) 1982-08-23 1985-03-05 International Minerals & Chemical Corp. Process for oxidation of wet process phosphoric acid
DK157442C (da) * 1982-12-07 1990-06-05 Smidth & Co As F L Fremgangsmaade og apparat til kalcinering af fosfat
US4702896A (en) * 1984-09-10 1987-10-27 Tennessee Valley Authority Thermal treatment of phosphate rock
US4557909A (en) * 1984-09-10 1985-12-10 Tennessee Valley Authority Method to improve acidulation quality of North Carolina phosphate rock
BR8502915A (pt) 1985-06-18 1988-08-23 Brasilia Nucleares Agente oxidante em reatores fosforicos
US4643883A (en) 1986-01-22 1987-02-17 International Minerals & Chemical Corp. Method of decolorizing wet process phosphoric acid
US4834787A (en) * 1987-04-03 1989-05-30 Dolores R. Pircon Phosphate rock utilization
US4808391A (en) * 1987-05-01 1989-02-28 Farmland Industries, Inc. Oxidation-reduction process for enhancing the color of and stabilizing wet process phosphoric acid

Also Published As

Publication number Publication date
AU733232B2 (en) 2001-05-10
EP0966399A1 (fr) 1999-12-29
TNSN98032A1 (fr) 2005-03-15
WO1998038127A1 (fr) 1998-09-03
MA24486A1 (fr) 1998-10-01
CA2279953A1 (fr) 1998-09-03
PL184613B1 (pl) 2002-11-29
PL318706A1 (en) 1998-08-31
IL131072A0 (en) 2001-01-28
DZ2434A1 (fr) 2003-01-11
JO2005B1 (en) 1999-05-15
TR199902020T2 (xx) 1999-10-21
JP2001513742A (ja) 2001-09-04
US6365117B1 (en) 2002-04-02
AU5580098A (en) 1998-09-18

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