ES414069A1 - Un procedimiento para purificar acido fosforico obtenido por el proceso humedo. - Google Patents

Un procedimiento para purificar acido fosforico obtenido por el proceso humedo.

Info

Publication number
ES414069A1
ES414069A1 ES414069A ES414069A ES414069A1 ES 414069 A1 ES414069 A1 ES 414069A1 ES 414069 A ES414069 A ES 414069A ES 414069 A ES414069 A ES 414069A ES 414069 A1 ES414069 A1 ES 414069A1
Authority
ES
Spain
Prior art keywords
phosphoric acid
ketone
phase
contact
brought
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
ES414069A
Other languages
English (en)
Spanish (es)
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.)
Solvay Solutions UK Ltd
Original Assignee
Albright and Wilson Ltd
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 Albright and Wilson Ltd filed Critical Albright and Wilson Ltd
Publication of ES414069A1 publication Critical patent/ES414069A1/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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
    • C01B25/463—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound the extracting agent being a ketone or a mixture of ketones
    • 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
    • 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
ES414069A 1972-04-26 1973-04-25 Un procedimiento para purificar acido fosforico obtenido por el proceso humedo. Expired ES414069A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1947672A GB1436113A (en) 1972-04-26 1972-04-26 Purification of phosphoric acid
GB4538072 1972-10-02

Publications (1)

Publication Number Publication Date
ES414069A1 true ES414069A1 (es) 1976-05-16

Family

ID=26254071

Family Applications (1)

Application Number Title Priority Date Filing Date
ES414069A Expired ES414069A1 (es) 1972-04-26 1973-04-25 Un procedimiento para purificar acido fosforico obtenido por el proceso humedo.

Country Status (20)

Country Link
JP (1) JPS4999993A (fi)
AU (1) AU8599475A (fi)
BE (1) BE798737A (fi)
CA (1) CA1004828A (fi)
CH (1) CH613916A5 (fi)
DD (1) DD109362A5 (fi)
DE (1) DE2320877B2 (fi)
ES (1) ES414069A1 (fi)
FI (1) FI59077C (fi)
FR (3) FR2182055B1 (fi)
GB (1) GB1436113A (fi)
IE (1) IE37549B1 (fi)
IN (1) IN140334B (fi)
MY (1) MY7800085A (fi)
NL (1) NL7305765A (fi)
NO (1) NO137082C (fi)
OA (1) OA04403A (fi)
RO (2) RO69802A (fi)
SE (1) SE395263B (fi)
TR (1) TR18445A (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL48207A (en) * 1974-10-07 1978-12-17 Pennzoil Co Production of fluoride-free phosphates
CA1139956A (en) 1978-10-10 1983-01-25 Mark A. Rose Process for extracting uranium from crude phosphoric acids
DE3246415A1 (de) * 1982-12-15 1984-06-20 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von nassverfahrenphosphorsaeure
DE3246416A1 (de) * 1982-12-15 1984-06-20 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von nassverfahrensphosphorsaeure
JP2512429Y2 (ja) * 1993-07-12 1996-10-02 北陸電気工業株式会社 高電圧抵抗パック
IT1285694B1 (it) * 1996-05-08 1998-06-18 Azionaria Costruzioni Acma Spa Metodo ed unita' per la formazione ed il convogliamento di gruppi di prodotti
DE19703884C2 (de) 1997-02-03 1999-04-29 Bk Giulini Chem Gmbh & Co Ohg Verfahren zur Reinigung von Naßverfahrensphosphorsäure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL298968A (fi) 1963-10-08
GB1142719A (en) * 1968-10-24 1969-02-12 Israel Mining Ind Inst For Res Phosphoric acid recovery
DE2334019C3 (de) * 1973-07-04 1982-11-04 Hoechst Ag, 6000 Frankfurt Verfahren zur Reinigung von verunreinigter wäßriger Phosphorsäure

Also Published As

Publication number Publication date
DD109362A5 (fi) 1974-11-05
RO67820A (ro) 1980-01-15
FR2289442A1 (fr) 1976-05-28
OA04403A (fr) 1980-02-29
DE2320877B2 (de) 1980-03-20
MY7800085A (en) 1978-12-31
IE37549B1 (en) 1977-08-17
RO69802A (ro) 1983-07-07
FR2289441B1 (fi) 1979-02-02
FI59077C (fi) 1981-06-10
FR2289441A1 (fr) 1976-05-28
FI59077B (fi) 1981-02-27
CA1004828A (en) 1977-02-08
AU5488473A (en) 1974-10-31
IN140334B (fi) 1976-10-16
NL7305765A (fi) 1973-10-30
GB1436113A (en) 1976-05-19
FR2182055B1 (fi) 1977-01-07
BE798737A (fr) 1973-10-26
JPS4999993A (fi) 1974-09-20
DE2320877A1 (de) 1973-11-15
IE37549L (en) 1973-10-26
FR2182055A1 (fi) 1973-12-07
AU8599475A (en) 1975-12-18
NO137082B (no) 1977-09-19
NO137082C (no) 1977-12-28
RO69802B (ro) 1983-06-30
SE395263B (sv) 1977-08-08
CH613916A5 (en) 1979-10-31
FR2289442B1 (fi) 1979-02-02
TR18445A (tr) 1977-02-16

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