SE415471B - Forfarande for samtidig koncentrering och rening av en vattenlosning av fosforsyra - Google Patents

Forfarande for samtidig koncentrering och rening av en vattenlosning av fosforsyra

Info

Publication number
SE415471B
SE415471B SE7601542A SE7601542A SE415471B SE 415471 B SE415471 B SE 415471B SE 7601542 A SE7601542 A SE 7601542A SE 7601542 A SE7601542 A SE 7601542A SE 415471 B SE415471 B SE 415471B
Authority
SE
Sweden
Prior art keywords
concentrative
purification
procedure
concentration
phosphoric acid
Prior art date
Application number
SE7601542A
Other languages
English (en)
Swedish (sv)
Other versions
SE7601542L (sv
Inventor
J Sergot
Original Assignee
Prorea Sa
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 Prorea Sa filed Critical Prorea Sa
Publication of SE7601542L publication Critical patent/SE7601542L/xx
Publication of SE415471B publication Critical patent/SE415471B/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
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/19—Acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Silicon Compounds (AREA)
  • Removal Of Specific Substances (AREA)
SE7601542A 1975-02-25 1976-02-11 Forfarande for samtidig koncentrering och rening av en vattenlosning av fosforsyra SE415471B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7505791A FR2302275A1 (fr) 1975-02-25 1975-02-25 Procede de concentration et d'epuration simultanees de l'acide phosphorique

Publications (2)

Publication Number Publication Date
SE7601542L SE7601542L (sv) 1976-08-26
SE415471B true SE415471B (sv) 1980-10-06

Family

ID=9151686

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7601542A SE415471B (sv) 1975-02-25 1976-02-11 Forfarande for samtidig koncentrering och rening av en vattenlosning av fosforsyra

Country Status (17)

Country Link
US (1) US4086069A (nl)
BE (1) BE838367A (nl)
CS (1) CS209425B2 (nl)
DD (1) DD123592A5 (nl)
DE (1) DE2606490A1 (nl)
DK (1) DK137230B (nl)
ES (1) ES445520A1 (nl)
FR (1) FR2302275A1 (nl)
GB (1) GB1529264A (nl)
GR (1) GR58530B (nl)
IT (1) IT1058341B (nl)
LU (1) LU74327A1 (nl)
NL (1) NL7601953A (nl)
PL (1) PL98067B1 (nl)
RO (1) RO68896A (nl)
SE (1) SE415471B (nl)
YU (1) YU34476A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112915569A (zh) * 2021-03-30 2021-06-08 云南磷化集团有限公司 一种用于湿法磷酸渣酸脱氟的泡罩塔及其脱氟方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA600810A (en) * 1960-06-28 E. Tynan Donald Defluorination of phosphoric acid
US3276510A (en) * 1966-10-04 Concentration op phosphoric acid
US3397123A (en) * 1965-06-03 1968-08-13 Hooker Chemical Corp Purifying aqueous acid phosphate solutions containing fluorine impurities
US3544269A (en) * 1967-02-27 1970-12-01 Whiting Corp Method for producing defluorinated phosphoric acid
US3718729A (en) * 1971-03-15 1973-02-27 American Cyanamid Co Defluorination of wet process phosphoric acid
US3764658A (en) * 1972-01-26 1973-10-09 United States Steel Corp Production of fluosilicic acid

Also Published As

Publication number Publication date
SE7601542L (sv) 1976-08-26
DK76276A (nl) 1976-08-26
NL7601953A (nl) 1976-08-27
LU74327A1 (nl) 1976-12-31
YU34476A (en) 1982-05-31
DD123592A5 (nl) 1977-01-05
BE838367A (fr) 1976-08-09
GR58530B (en) 1977-10-31
RO68896A (ro) 1980-12-30
FR2302275A1 (fr) 1976-09-24
FR2302275B1 (nl) 1978-02-03
CS209425B2 (en) 1981-12-31
DK137230B (da) 1978-02-06
US4086069A (en) 1978-04-25
GB1529264A (en) 1978-10-18
IT1058341B (it) 1982-04-10
DK137230C (nl) 1978-07-03
ES445520A1 (es) 1977-06-01
PL98067B1 (pl) 1978-04-29
DE2606490A1 (de) 1976-09-02

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