ES289514A1 - Perfeccionamientos en la fabricaciën en continuo de acido fosfërico - Google Patents

Perfeccionamientos en la fabricaciën en continuo de acido fosfërico

Info

Publication number
ES289514A1
ES289514A1 ES0289514A ES289514A ES289514A1 ES 289514 A1 ES289514 A1 ES 289514A1 ES 0289514 A ES0289514 A ES 0289514A ES 289514 A ES289514 A ES 289514A ES 289514 A1 ES289514 A1 ES 289514A1
Authority
ES
Spain
Prior art keywords
phosphoric acid
filtrate
reaction mixture
alkali metal
filter
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
ES0289514A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Produits Chimiques Pechiney Saint Gobain
Original Assignee
Produits Chimiques Pechiney Saint Gobain
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
Priority claimed from FR902502A external-priority patent/FR1334531A/fr
Priority claimed from FR902504A external-priority patent/FR1334533A/fr
Priority claimed from FR902503A external-priority patent/FR1334532A/fr
Application filed by Produits Chimiques Pechiney Saint Gobain filed Critical Produits Chimiques Pechiney Saint Gobain
Publication of ES289514A1 publication Critical patent/ES289514A1/es
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
    • 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)
  • Water Treatment By Sorption (AREA)
  • Paper (AREA)
ES0289514A 1962-06-29 1963-06-28 Perfeccionamientos en la fabricaciën en continuo de acido fosfërico Expired ES289514A1 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR902502A FR1334531A (fr) 1962-06-29 1962-06-29 Perfectionnement à la fabrication en continu d'acide phosphorique
FR902504A FR1334533A (fr) 1962-06-29 1962-06-29 Perfectionnement au procédé de fabrication d'acide phosphorique et de ses sels
FR902503A FR1334532A (fr) 1962-06-29 1962-06-29 Procédé pour le conditionnement continu d'acide phosphorique brut

Publications (1)

Publication Number Publication Date
ES289514A1 true ES289514A1 (es) 1963-11-16

Family

ID=27246653

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0289514A Expired ES289514A1 (es) 1962-06-29 1963-06-28 Perfeccionamientos en la fabricaciën en continuo de acido fosfërico

Country Status (8)

Country Link
BE (1) BE633677A (es)
CH (1) CH417548A (es)
DE (1) DE1237074B (es)
ES (1) ES289514A1 (es)
FI (1) FI43310B (es)
GB (1) GB1052986A (es)
NL (1) NL293253A (es)
SE (1) SE315871B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4222990A (en) * 1974-10-07 1980-09-16 Pennzoil Company Production of fluoride-free phosphates
US4086322A (en) * 1974-10-07 1978-04-25 Pennzoil Company Production of fluoride-free phosphates
BE1016065A3 (fr) * 2004-06-01 2006-02-07 Prayon Technologies Procede de production d'acide phosphorique.
CN118026116A (zh) * 2024-04-02 2024-05-14 新洋丰农业科技股份有限公司 一种利用磷酸一铵母液制备磷酸二铵的方法

Also Published As

Publication number Publication date
NL293253A (es)
BE633677A (es)
DE1237074B (de) 1967-03-23
GB1052986A (es)
SE315871B (es) 1969-10-13
CH417548A (fr) 1966-07-31
FI43310B (es) 1970-11-30

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