FR1534672A - Procédé de fabrication de l'acide phosphorique - Google Patents

Procédé de fabrication de l'acide phosphorique

Info

Publication number
FR1534672A
FR1534672A FR8156A FR77008156A FR1534672A FR 1534672 A FR1534672 A FR 1534672A FR 8156 A FR8156 A FR 8156A FR 77008156 A FR77008156 A FR 77008156A FR 1534672 A FR1534672 A FR 1534672A
Authority
FR
France
Prior art keywords
phosphoric acid
production process
production
phosphoric
acid
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
FR8156A
Other languages
English (en)
French (fr)
Inventor
Roman Chelminski
Robert Linn Somerville
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 filed Critical
Application granted granted Critical
Publication of FR1534672A publication Critical patent/FR1534672A/fr
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FR8156A 1964-03-06 1965-03-05 Procédé de fabrication de l'acide phosphorique Expired FR1534672A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34997264A 1964-03-06 1964-03-06

Publications (1)

Publication Number Publication Date
FR1534672A true FR1534672A (fr) 1968-08-02

Family

ID=23374752

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8156A Expired FR1534672A (fr) 1964-03-06 1965-03-05 Procédé de fabrication de l'acide phosphorique

Country Status (10)

Country Link
BE (1) BE660643A (es)
DE (1) DE1542643B2 (es)
DK (1) DK121162B (es)
ES (1) ES310115A1 (es)
FR (1) FR1534672A (es)
GB (1) GB1092055A (es)
IL (1) IL23072A (es)
NL (1) NL6502816A (es)
NO (1) NO119476B (es)
SE (1) SE316153B (es)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2171861A1 (en) * 1972-02-11 1973-09-28 Cerphos Phosphoric acid prodn - with wet screening of digester product
US4588570A (en) * 1983-03-25 1986-05-13 Prayon Development Method for the preparation of phosphoric acid and calcium sulphate
BE1001848A3 (fr) * 1988-07-11 1990-03-20 Occidental Chem Co Recuperation du p o des cristaux d'hemihydrate formes lors de la production de l'acide phosphorique.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114524423A (zh) * 2022-03-16 2022-05-24 山东永达环保科技有限公司 一种化学法酸洗废磷酸的再生装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2171861A1 (en) * 1972-02-11 1973-09-28 Cerphos Phosphoric acid prodn - with wet screening of digester product
US4588570A (en) * 1983-03-25 1986-05-13 Prayon Development Method for the preparation of phosphoric acid and calcium sulphate
EP0169842B1 (fr) * 1983-03-25 1988-09-07 Prayon Développement Société anonyme Procede de preparation d'acide phosphorique et de sulfate de calcium
BE1001848A3 (fr) * 1988-07-11 1990-03-20 Occidental Chem Co Recuperation du p o des cristaux d'hemihydrate formes lors de la production de l'acide phosphorique.

Also Published As

Publication number Publication date
DK121162B (da) 1971-09-20
NO119476B (es) 1970-05-25
BE660643A (es) 1965-09-06
IL23072A (en) 1969-05-28
GB1092055A (en) 1967-11-22
NL6502816A (es) 1965-09-07
ES310115A1 (es) 1965-09-01
DE1542643A1 (de) 1970-04-02
DE1542643B2 (de) 1971-11-18
SE316153B (es) 1969-10-20

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