MX146677A - Procedimiento mejorado para la purificacion de acido fosforico procesado en humedo - Google Patents

Procedimiento mejorado para la purificacion de acido fosforico procesado en humedo

Info

Publication number
MX146677A
MX146677A MX171731A MX17173177A MX146677A MX 146677 A MX146677 A MX 146677A MX 171731 A MX171731 A MX 171731A MX 17173177 A MX17173177 A MX 17173177A MX 146677 A MX146677 A MX 146677A
Authority
MX
Mexico
Prior art keywords
purification
phosphoric acid
improved procedure
wet processed
processed phosphoric
Prior art date
Application number
MX171731A
Other languages
English (en)
Inventor
Klaus Peter Ehlers
Wolfgang Scheibitz
Klaus Schroedter
Gero Heymer
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of MX146677A publication Critical patent/MX146677A/es

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
    • C01B25/462—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 alcohol or a mixture of alcohols
    • 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
    • C01B25/46—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
MX171731A 1976-12-17 1977-12-15 Procedimiento mejorado para la purificacion de acido fosforico procesado en humedo MX146677A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2657189A DE2657189B2 (de) 1976-12-17 1976-12-17 Verfahren zur Reinigung von NaBverfahrensphosphorsäure

Publications (1)

Publication Number Publication Date
MX146677A true MX146677A (es) 1982-07-27

Family

ID=5995769

Family Applications (1)

Application Number Title Priority Date Filing Date
MX171731A MX146677A (es) 1976-12-17 1977-12-15 Procedimiento mejorado para la purificacion de acido fosforico procesado en humedo

Country Status (22)

Country Link
US (1) US4222994A (es)
JP (1) JPS5376996A (es)
AT (1) AT378760B (es)
BE (1) BE861919A (es)
BR (1) BR7708378A (es)
CA (1) CA1084239A (es)
CH (1) CH631681A5 (es)
DD (1) DD134635A5 (es)
DE (1) DE2657189B2 (es)
DK (1) DK147680C (es)
EG (1) EG12812A (es)
ES (1) ES463636A1 (es)
FI (1) FI65609C (es)
FR (1) FR2374262A1 (es)
GB (1) GB1553319A (es)
IL (1) IL53619A0 (es)
IT (1) IT1092168B (es)
MX (1) MX146677A (es)
NL (1) NL184944C (es)
PH (1) PH13877A (es)
SE (1) SE429543B (es)
ZA (1) ZA777231B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2909572A1 (de) * 1979-03-12 1980-09-25 Hoechst Ag Verfahren zur ueberfuehrung von extraktionsrueckstaenden aus der phosphorsaeurereinigung in feste deponieprodukte
DE2926943A1 (de) * 1979-07-04 1981-01-29 Hoechst Ag Verfahren zur reinigung von nassverfahrensphosphorsaeure
DE2945874A1 (de) * 1979-11-14 1981-05-27 Hoechst Ag, 6000 Frankfurt Verfahren zur reinigung von nassverfahrenphosphorsaeure
US4311681A (en) * 1980-05-19 1982-01-19 Fmc Corporation Method of regenerating phosphoric acid extraction solvent
JPS5933527B2 (ja) * 1980-11-29 1984-08-16 東ソー株式会社 リン酸の溶媒抽出法
DE3135801A1 (de) * 1981-09-10 1983-03-24 Hoechst Ag, 6000 Frankfurt Verfahren zur nachbehandlung von extraktionsrueckstaenden der phosphorsaeurereinigung
JPS58217413A (ja) * 1982-05-12 1983-12-17 Toyo Soda Mfg Co Ltd リン酸の精製法
DE19703884C2 (de) * 1997-02-03 1999-04-29 Bk Giulini Chem Gmbh & Co Ohg Verfahren zur Reinigung von Naßverfahrensphosphorsäure
DE102016212242B4 (de) 2016-07-05 2019-02-07 Technische Universität Bergakademie Freiberg Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen
CN117547861B (zh) * 2023-12-27 2024-04-02 昆明红海磷肥有限责任公司 一种萃余磷酸和含渣磷酸提纯分离装置及其方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2880063A (en) * 1956-06-25 1959-03-31 Makhtsavei Israel Process for the preparation of phosphoric acid
FI43731B (es) * 1965-02-04 1971-03-01 Typpi Oy
US3956465A (en) * 1970-06-12 1976-05-11 Azote Et Produits Chimiques S.A. Solvent purification of wet process phosphoric acid
FR2128968A6 (en) * 1971-03-10 1972-10-27 Azote & Prod Chim Purification of wet-process phosphoric acid - by extraction - with part water-misc organic solvent
FR2093372A5 (en) * 1970-06-12 1972-01-28 Azote & Prod Chim Purification of wet-process phosphoric acid - by extraction - with part water-misc organic solvent
SE366972B (es) * 1970-06-12 1974-05-13 Azote & Prod Chim
US3684439A (en) * 1970-09-22 1972-08-15 Monsanto Co Handling of raffinates from wet phosphoric acid purification
DE2321751C3 (de) * 1973-04-30 1981-11-19 Hoechst Ag, 6000 Frankfurt Verfahren zur Reinigung von Naßphosphorsäure
FR2259787B1 (es) * 1974-02-01 1977-09-16 Rhone Poulenc Ind
DE2605106C2 (de) * 1976-02-10 1984-06-14 Hoechst Ag, 6230 Frankfurt Verfahren und Vorrichtung zur Herstellung von alkoholischen Phosphorsäurelösungen aus sauren Phosphaten

Also Published As

Publication number Publication date
SE429543B (sv) 1983-09-12
ES463636A1 (es) 1978-07-16
NL7713607A (nl) 1978-06-20
BE861919A (fr) 1978-06-16
FR2374262A1 (fr) 1978-07-13
PH13877A (en) 1980-10-24
FI65609B (fi) 1984-02-29
GB1553319A (en) 1979-09-26
ATA898177A (de) 1985-02-15
NL184944B (nl) 1989-07-17
AT378760B (de) 1985-09-25
BR7708378A (pt) 1978-08-08
DE2657189A1 (de) 1978-06-22
IL53619A0 (en) 1978-03-10
ZA777231B (en) 1978-11-29
SE7714258L (sv) 1978-06-18
CH631681A5 (de) 1982-08-31
EG12812A (en) 1981-03-31
DK147680B (da) 1984-11-12
FR2374262B1 (es) 1982-10-08
CA1084239A (en) 1980-08-26
US4222994A (en) 1980-09-16
JPS5376996A (en) 1978-07-07
NL184944C (nl) 1989-12-18
DK147680C (da) 1985-05-13
DE2657189B2 (de) 1980-02-07
DK562777A (da) 1978-06-18
DD134635A5 (de) 1979-03-14
IT1092168B (it) 1985-07-06
FI65609C (fi) 1984-06-11
FI773802A (fi) 1978-06-18

Similar Documents

Publication Publication Date Title
MX145003A (es) Procedimiento mejorado para la purificacion de acido acetico
MX6174E (es) Procedimiento para la preparacion de(4-trifluorometil)-anilida de acido 5-metil-isoxazol-4-carboxilico
ES490544A0 (es) Procedimiento para la fabricacion de acido metacrilico
MX147945A (es) Procedimiento mejorado para la purificacion de acido fosforico
ES505409A0 (es) Procedimiento para la obtencion de compuestos del acido 7b-amino-tiadiazolilacetilamino-3-amoniometil-3-cefem-4-car-boxilico
ES487400A0 (es) Procedimiento para la fabricacion de acido metacrilico
MX3803E (es) Procedimiento en humedo mejorado para producir acido fosforico altamente concentrado
BR7700036A (pt) Processo para purificacao de acido fosforico
MX146677A (es) Procedimiento mejorado para la purificacion de acido fosforico procesado en humedo
ES486198A0 (es) Procedimiento para la obtencion de compuestos de acido aminotiazolacetamino-3-cefem-4-carboxilico
IT1004281B (it) Procedimento per la depurazione di acido fosforico umido
ES489707A0 (es) Un procedimiento para la purificacion de acido fosforico
MX5006E (es) Procedimiento para la preparacion de acido ciclohexancarboxilico
MX4914E (es) Procedimiento mejorado para la produccion de acido metacrilico
MX4318E (es) Procedimiento mejorado para la obtencion de acido tereftalico purificado
MX146999A (es) Proceso mejorado para purificar acido fosforico procesado en humedo
ES522621A0 (es) Perfeccionamientos introducidos en la purificacion de acido fosforico de procedimiento en humedo.
ES490729A0 (es) Procedimiento para la preparacion de nuevas imidas de acido ciclobutandicarboxilico
MX5206E (es) Procedimiento para la preparacion de fenoxi-alfa-vinil-bencil-esteres de acido ciclopropancarboxilico
ES489318A0 (es) Procedimiento para la obtencion de compuestos de acido 17-c-esteroide- -propionico
AR211279A1 (es) Procendimiento continuo de fabricacion de acido fosforico de via humeda
MX155608A (es) Procedimiento mejorado para la obtencion de cloruro de acido gamma-cloro-acetoacetico
ES497506A0 (es) Procedimiento para la obtencion de hidrazida de acido al- quildifenileter-sulfonico
ES497849A0 (es) Procedimiento para la obtencion de compuestos de acido aci- lamino-3-cefem-4-carboxilico
ES493017A0 (es) Procedimiento para la desfluoracion de acido fosforico