DZ2434A1 - Procédé de fabrication de l'acide phosphorique. - Google Patents

Procédé de fabrication de l'acide phosphorique.

Info

Publication number
DZ2434A1
DZ2434A1 DZ980044A DZ980044A DZ2434A1 DZ 2434 A1 DZ2434 A1 DZ 2434A1 DZ 980044 A DZ980044 A DZ 980044A DZ 980044 A DZ980044 A DZ 980044A DZ 2434 A1 DZ2434 A1 DZ 2434A1
Authority
DZ
Algeria
Prior art keywords
production
phosphoric acid
phosphoric
acid
Prior art date
Application number
DZ980044A
Other languages
English (en)
Inventor
Bronislaw Trefler
Stanislaw Folek
Kazimierz Lach
Jeremi Marszalek
Piotr Masztalerz
Jan Sosnowski
Jerzy Sowa
Tomaszewski Zbigniew
Andrzej Wysocki
Original Assignee
Inst Chemii Nierorganieznej
Zaklady Chemiczne Police S A
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 Chemii Nierorganieznej, Zaklady Chemiczne Police S A filed Critical Inst Chemii Nierorganieznej
Application granted granted Critical
Publication of DZ2434A1 publication Critical patent/DZ2434A1/fr

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)
DZ980044A 1997-02-26 1998-02-24 Procédé de fabrication de l'acide phosphorique. DZ2434A1 (fr)

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
DZ2434A1 true DZ2434A1 (fr) 2003-01-11

Family

ID=20069312

Family Applications (1)

Application Number Title Priority Date Filing Date
DZ980044A DZ2434A1 (fr) 1997-02-26 1998-02-24 Procédé de fabrication de l'acide phosphorique.

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
US4557909A (en) * 1984-09-10 1985-12-10 Tennessee Valley Authority Method to improve acidulation quality of North Carolina phosphate rock
US4702896A (en) * 1984-09-10 1987-10-27 Tennessee Valley Authority Thermal treatment of 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
AU5580098A (en) 1998-09-18
EP0966399A1 (fr) 1999-12-29
WO1998038127A1 (fr) 1998-09-03
MA24486A1 (fr) 1998-10-01
CA2279953A1 (fr) 1998-09-03
JP2001513742A (ja) 2001-09-04
JO2005B1 (en) 1999-05-15
AU733232B2 (en) 2001-05-10
PL318706A1 (en) 1998-08-31
TNSN98032A1 (fr) 2005-03-15
US6365117B1 (en) 2002-04-02
PL184613B1 (pl) 2002-11-29
IL131072A0 (en) 2001-01-28
EG21405A (en) 2001-10-31
TR199902020T2 (xx) 1999-10-21

Similar Documents

Publication Publication Date Title
EP1008655A4 (fr) Procede de production de derives de l'acide malonique
EP0972748A4 (fr) Procede de fabrication de pseudo-bohemite
FR2777562B1 (fr) Procede de purification d'aminonitriles aliphatiques
FI982801A0 (fi) Menetelmä muurahaishapon valmistamiseksi
FR2723946B1 (fr) Procede de fabrication d'un diester de l'acide 2,5-furane dicarboxylique
FR2764883B1 (fr) Procede de fabrication d'hydrofluoroalcanes
FR2780968B1 (fr) Procede de preparation de l'acide hydroxymethylthiobutyrique
FR2669634B1 (fr) Procede de fabrication d'acide 2-5-furane dicarboxylique.
FR2771089B1 (fr) Procede de production d'acide acrylique
FR2723945B1 (fr) Procede de fabrication de l'acide 2,5-furane dicarboxylique
EP0801131A4 (fr) Procede de fabrication de l'acide d-n-carbamyle-alpha-amine
OA06490A (fr) Procédé de purification de l'acide phosphorique.
MA21849A1 (fr) Procede de fabrication d'alkyl - ethoxy - carboxylates .
EP0596466A3 (fr) Procédé de production de l'acide-D-mandelique.
DZ2434A1 (fr) Procédé de fabrication de l'acide phosphorique.
NO995388D0 (no) Fremgangsmåte for fremstilling av formylfosfonsyre
EP0640579A3 (fr) Procédé pour la fabrication de 2-norbornanone optiquement active.
FR2795721B1 (fr) Procede de fabrication d'acide adipique
EP0971035A4 (fr) Procede de production d'uridine diphosphate-n-acetylglucosamine
EP1043400A4 (fr) Procede de production de [s,s]-ethylenediamine-n,n'-acide disuccinique
FR2694019B1 (fr) Procédé de fabrication de mannitol.
NO965470D0 (no) Fremgangsmåte for rensing av fosforsyre
FR2769624B1 (fr) Procede de preparation d'acide carboxylique
FR2723948B1 (fr) Procede de fabrication de l'acide hydroxyethylidene-1,1-diphosphonique
FR2669330B1 (fr) Procede de preparation de l'acide betha-mercaptopropionique.