TR19680A - Islak islenmis fosforik asidin saflastirilmasina mahsus usul ve cihaz - Google Patents

Islak islenmis fosforik asidin saflastirilmasina mahsus usul ve cihaz

Info

Publication number
TR19680A
TR19680A TR19680A TR1968075A TR19680A TR 19680 A TR19680 A TR 19680A TR 19680 A TR19680 A TR 19680A TR 1968075 A TR1968075 A TR 1968075A TR 19680 A TR19680 A TR 19680A
Authority
TR
Turkey
Prior art keywords
wet
purification
procedure
phosphoric acid
wet phosphoric
Prior art date
Application number
TR19680A
Other languages
English (en)
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 TR19680A publication Critical patent/TR19680A/tr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/18Phosphoric acid
    • C01B25/234Purification; Stabilisation; Concentration
    • C01B25/237Selective elimination of impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Processing Of Solid Wastes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
TR19680A 1974-10-04 1975-09-22 Islak islenmis fosforik asidin saflastirilmasina mahsus usul ve cihaz TR19680A (tr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2447390A DE2447390C3 (de) 1974-10-04 1974-10-04 Verfahren zur Reinigung von Naßphosphorsäure

Publications (1)

Publication Number Publication Date
TR19680A true TR19680A (tr) 1979-10-05

Family

ID=5927552

Family Applications (1)

Application Number Title Priority Date Filing Date
TR19680A TR19680A (tr) 1974-10-04 1975-09-22 Islak islenmis fosforik asidin saflastirilmasina mahsus usul ve cihaz

Country Status (21)

Country Link
JP (1) JPS5163394A (tr)
AT (1) AT358525B (tr)
BE (1) BE834003A (tr)
BR (1) BR7506423A (tr)
CA (1) CA1045339A (tr)
CH (1) CH599900A5 (tr)
DD (1) DD120417A5 (tr)
DE (1) DE2447390C3 (tr)
DK (1) DK137229C (tr)
EG (1) EG11849A (tr)
ES (1) ES441121A1 (tr)
FI (1) FI752749A (tr)
FR (1) FR2286790A1 (tr)
GB (1) GB1524552A (tr)
IL (1) IL48236A (tr)
IT (1) IT1047666B (tr)
NL (1) NL170839C (tr)
SE (1) SE401668B (tr)
SU (1) SU671716A3 (tr)
TR (1) TR19680A (tr)
ZA (1) ZA755820B (tr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447347A1 (fr) * 1979-01-24 1980-08-22 Rhone Poulenc Ind Procede de traitement d'un acide phosphorique impur
SE418845B (sv) * 1979-05-10 1981-06-29 Boliden Ab Forfarande for rening av vatprocessfosforsyra
DE3134847A1 (de) * 1981-09-03 1983-03-17 Hoechst Ag, 6000 Frankfurt "verfahren zur gewinnung cadmium-freier rohphosphorsaeure"
DE3202659A1 (de) * 1982-01-28 1983-08-04 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von nassverfahrensphosphorsaeure
EP0087065B1 (de) * 1982-02-12 1985-09-25 Hoechst Aktiengesellschaft Verfahren zur Verminderung des Schwermetallgehaltes im Rohphosphat
IL69100A (en) * 1982-07-21 1986-11-30 Hoechst Ag Process for removing heavy metal ions and arsenic from wet-processed phosphoric acid
DE3325862A1 (de) * 1983-07-18 1985-01-31 Hoechst Ag, 6230 Frankfurt Verfahren und vorrichtung zur entfernung von organischen verunreinigungen aus nassverfahrensphosphorsaeure
DE19703884C2 (de) * 1997-02-03 1999-04-29 Bk Giulini Chem Gmbh & Co Ohg Verfahren zur Reinigung von Naßverfahrensphosphorsäure

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1472520A (fr) * 1966-03-23 1967-03-10 Marchon Products Ltd Procédé de désulfatation de l'acide phosphorique

Also Published As

Publication number Publication date
ES441121A1 (es) 1977-03-16
ATA753175A (de) 1980-02-15
GB1524552A (en) 1978-09-13
FI752749A (tr) 1976-04-05
AT358525B (de) 1980-09-10
DE2447390A1 (de) 1976-04-08
DK447575A (da) 1976-04-05
EG11849A (en) 1978-06-30
NL7511568A (nl) 1976-04-06
CH599900A5 (tr) 1978-06-15
BR7506423A (pt) 1976-08-10
CA1045339A (en) 1979-01-02
SU671716A3 (ru) 1979-06-30
ZA755820B (en) 1976-08-25
BE834003A (fr) 1976-03-30
JPS5163394A (en) 1976-06-01
DK137229C (da) 1978-07-10
NL170839C (nl) 1983-01-03
JPS537319B2 (tr) 1978-03-16
DE2447390C3 (de) 1983-11-17
SE401668B (sv) 1978-05-22
DK137229B (da) 1978-02-06
DD120417A5 (tr) 1976-06-12
IT1047666B (it) 1980-10-20
FR2286790B1 (tr) 1979-10-12
SE7511066L (sv) 1976-04-05
IL48236A (en) 1978-04-30
DE2447390B2 (de) 1977-10-20
IL48236A0 (en) 1975-12-31
FR2286790A1 (fr) 1976-04-30
NL170839B (nl) 1982-08-02

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