IT1089147B - Purificazione dell'acido fosforico - Google Patents

Purificazione dell'acido fosforico

Info

Publication number
IT1089147B
IT1089147B IT3128577A IT3128577A IT1089147B IT 1089147 B IT1089147 B IT 1089147B IT 3128577 A IT3128577 A IT 3128577A IT 3128577 A IT3128577 A IT 3128577A IT 1089147 B IT1089147 B IT 1089147B
Authority
IT
Italy
Prior art keywords
purification
phosphoric acid
phosphoric
acid
Prior art date
Application number
IT3128577A
Other languages
English (en)
Italian (it)
Inventor
Hiraga Yoichi
Kikuchi Mitsuo
Original Assignee
Toyo Soda Mfg Co 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 Toyo Soda Mfg Co Ltd filed Critical Toyo Soda Mfg Co Ltd
Application granted granted Critical
Publication of IT1089147B publication Critical patent/IT1089147B/it

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT3128577A 1976-12-27 1977-12-27 Purificazione dell'acido fosforico IT1089147B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15634876A JPS5380389A (en) 1976-12-27 1976-12-27 Extractive purification method for wet-process phosphoric acid

Publications (1)

Publication Number Publication Date
IT1089147B true IT1089147B (it) 1985-06-18

Family

ID=15625786

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3128577A IT1089147B (it) 1976-12-27 1977-12-27 Purificazione dell'acido fosforico

Country Status (6)

Country Link
JP (1) JPS5380389A (fr)
BE (1) BE862267A (fr)
DE (1) DE2753820C3 (fr)
FR (1) FR2375143A1 (fr)
GB (1) GB1576367A (fr)
IT (1) IT1089147B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208389A (en) * 1976-12-27 1980-06-17 Toyo Soda Manufacturing Company, Limited Purification of phosphoric acid
DE2844301C3 (de) * 1978-10-11 1982-03-04 Institute of Nuclear Energy Research Atomic Energy Council, Lung-Tan Verfahren zur Reinigung einer für die Urangewinnung mittels Lösungsmittelextraktion vorgesehenen Naßphosphorsäurelösung
FR2470090B1 (fr) * 1979-11-20 1986-04-04 Rhone Poulenc Chim Base Procede de purification d'un acide phosphorique de voie humide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2065381A1 (de) * 1970-06-16 1973-05-17 Giulini Gmbh Geb Verfahren zur entfernung der organischen verunreinigungen aus rohphosphorsaeure
US3694153A (en) * 1970-10-30 1972-09-26 Audrey E Stern Liquid-liquid extraction process for the purification of phosphoric acid

Also Published As

Publication number Publication date
DE2753820A1 (de) 1978-06-29
JPS5380389A (en) 1978-07-15
DE2753820B2 (de) 1980-07-03
GB1576367A (en) 1980-10-08
FR2375143A1 (fr) 1978-07-21
JPS5426519B2 (fr) 1979-09-04
BE862267A (fr) 1978-06-23
FR2375143B1 (fr) 1981-10-23
DE2753820C3 (de) 1981-06-19

Similar Documents

Publication Publication Date Title
PL201671A1 (pl) Sposob wytwarzania kwasu tereftalowego
IT1116790B (it) Procedimento per la preparazione dell acido d beta idrossibutirrico
PL198010A1 (pl) Sposob wytwarzania kwasu tereftalowego
IT1098308B (it) Procedimento di sintesi dell'acido ascorbico
IT1100211B (it) Processo per la preparazione dell'acido tereftalico
IT1132406B (it) Ammide dell'acido poliprenilcarbossilico
IT1087977B (it) Purificazione dell'acido fosforico.
IT1124766B (it) Procedimento per la depurazione dell'acido fosforico
IT1089147B (it) Purificazione dell'acido fosforico
IT1092249B (it) Procedimento per aumentare la reattivita' di pentasolfuro di fosforo
IT1076043B (it) Processo di purificazione dell'acido adipico
IT1075561B (it) Purificazione dell'acido fosforico estratto
IT7849300A0 (it) Derivati dell'acido 2-triclorometil4-nitrobenzolsolfenico
JPS52153954A (en) Purification method of ulsodeoxycholic acid
IT1078938B (it) Perfezionamento negli estericiclici dell'acido fosfonico
IT1115272B (it) Preparazione dell'acido ((tenoil-3)-4 fenil)-2-propionico
PL202798A1 (pl) Sposob wytwarzania pochodnych kwasu azyrydynokarboksylowego-1
IT7821941A0 (it) Composti dell'acido 4(2-tienilmetilamino)benzoico.
IT1109130B (it) Procedimento per la preparazione dell acido isobutirrico
IT1122310B (it) Derivati dell'acido tio-propanoilamminico
IT1081510B (it) Derivati dell'acido 2-cianoesanoico
IT1089414B (it) Processo per la preparazione dell'acido 3-idrossi-3-metilglutarco
IT1066315B (it) Procedimento e impianto per la depurazione di acido fluoridrico
JPS52156851A (en) Purification method of phenodeoxycholic acid
IT1165251B (it) Metodo di furificazione dell'acido chenodesossicolico