FI95905C - Fosforihapon puhdistusmenetelmä - Google Patents

Fosforihapon puhdistusmenetelmä

Info

Publication number
FI95905C
FI95905C FI942947A FI942947A FI95905C FI 95905 C FI95905 C FI 95905C FI 942947 A FI942947 A FI 942947A FI 942947 A FI942947 A FI 942947A FI 95905 C FI95905 C FI 95905C
Authority
FI
Finland
Prior art keywords
purification
phosphoric acid
phosphoric
acid
Prior art date
Application number
FI942947A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI942947A0 (fi
FI95905B (fi
Inventor
Anders Weckman
Original Assignee
Kemira Chemicals Oy
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 Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Publication of FI942947A0 publication Critical patent/FI942947A0/fi
Priority to FI942947A priority Critical patent/FI95905C/fi
Priority to AU27401/95A priority patent/AU2740195A/en
Priority to EP95922550A priority patent/EP0768985A1/en
Priority to RO96-02409A priority patent/RO114886B1/ro
Priority to PL95318219A priority patent/PL318219A1/xx
Priority to PCT/FI1995/000354 priority patent/WO1995035257A1/en
Priority to SK1616-96A priority patent/SK161696A3/sk
Priority to CZ963655A priority patent/CZ365596A3/cs
Priority to RU96124067A priority patent/RU2139240C1/ru
Priority to HU9603513A priority patent/HUT76719A/hu
Application granted granted Critical
Publication of FI95905B publication Critical patent/FI95905B/fi
Publication of FI95905C publication Critical patent/FI95905C/fi
Priority to BG101023A priority patent/BG101023A/xx
Priority to NO965470A priority patent/NO965470D0/no

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
FI942947A 1994-06-20 1994-06-20 Fosforihapon puhdistusmenetelmä FI95905C (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FI942947A FI95905C (fi) 1994-06-20 1994-06-20 Fosforihapon puhdistusmenetelmä
SK1616-96A SK161696A3 (en) 1994-06-20 1995-06-19 Process for the purification of phosphoric acid
RU96124067A RU2139240C1 (ru) 1994-06-20 1995-06-19 Способ очистки фосфорной кислоты
RO96-02409A RO114886B1 (ro) 1994-06-20 1995-06-19 Procedeu pentru purificarea acidului fosforic
PL95318219A PL318219A1 (en) 1994-06-20 1995-06-19 Phosphoric acid purifying method
PCT/FI1995/000354 WO1995035257A1 (en) 1994-06-20 1995-06-19 Process for the purification of phosphoric acid
AU27401/95A AU2740195A (en) 1994-06-20 1995-06-19 Process for the purification of phosphoric acid
CZ963655A CZ365596A3 (en) 1994-06-20 1995-06-19 Phosphoric acid purification process
EP95922550A EP0768985A1 (en) 1994-06-20 1995-06-19 Process for the purification of phosphoric acid
HU9603513A HUT76719A (en) 1994-06-20 1995-06-20 Catalysts for ethylene polymers production, method for preparation of said catalyst
BG101023A BG101023A (en) 1994-06-20 1996-12-03 Process for the purification of phosphohoric acid
NO965470A NO965470D0 (no) 1994-06-20 1996-12-19 Fremgangsmåte for rensing av fosforsyre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI942947A FI95905C (fi) 1994-06-20 1994-06-20 Fosforihapon puhdistusmenetelmä
FI942947 1994-06-20

Publications (3)

Publication Number Publication Date
FI942947A0 FI942947A0 (fi) 1994-06-20
FI95905B FI95905B (fi) 1995-12-29
FI95905C true FI95905C (fi) 1996-04-10

Family

ID=8540956

Family Applications (1)

Application Number Title Priority Date Filing Date
FI942947A FI95905C (fi) 1994-06-20 1994-06-20 Fosforihapon puhdistusmenetelmä

Country Status (12)

Country Link
EP (1) EP0768985A1 (ru)
AU (1) AU2740195A (ru)
BG (1) BG101023A (ru)
CZ (1) CZ365596A3 (ru)
FI (1) FI95905C (ru)
HU (1) HUT76719A (ru)
NO (1) NO965470D0 (ru)
PL (1) PL318219A1 (ru)
RO (1) RO114886B1 (ru)
RU (1) RU2139240C1 (ru)
SK (1) SK161696A3 (ru)
WO (1) WO1995035257A1 (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100454101B1 (ko) * 2002-03-15 2004-10-26 한국화학연구원 인산의 정제방법과 그 장치
KR100542969B1 (ko) * 2005-03-18 2006-01-20 (주) 광진화학 공정폐액으로부터 고순도의 인산을 연속적으로 정제하는방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL26524A (en) * 1965-10-04 1970-07-19 Struthers Scient And Int Corp Phosphoric acid process

Also Published As

Publication number Publication date
NO965470L (no) 1996-12-19
SK161696A3 (en) 1997-07-09
AU2740195A (en) 1996-01-15
FI942947A0 (fi) 1994-06-20
PL318219A1 (en) 1997-05-26
HUT76719A (en) 1997-10-28
WO1995035257A1 (en) 1995-12-28
RU2139240C1 (ru) 1999-10-10
NO965470D0 (no) 1996-12-19
BG101023A (en) 1997-08-29
HU9603513D0 (en) 1997-02-28
RO114886B1 (ro) 1999-08-30
FI95905B (fi) 1995-12-29
CZ365596A3 (en) 1997-05-14
EP0768985A1 (en) 1997-04-23

Similar Documents

Publication Publication Date Title
FI954037A (fi) Menetelmä karboksyylihapon puhdistamiseksi
DE69525422D1 (de) Verfahren zur Herstellung von hochreiner Vanadium-Elektrolytlösung
DE69506808D1 (de) Verfahren zur Reinigung der Essigsäure
FI953883A0 (fi) Menetelmä maitohapon erottamiseksi ja puhdistamiseksi
FI944164A0 (fi) Etikkahapon valmistusmenetelmä
DE69508310T2 (de) Verfahren zur Herstellung von Mikrolinsen
DE59506573D1 (de) Verfahren zur Herstellung von Filtern
FI954167A (fi) Menetelmä lauhteiden puhdistamiseksi
DE69522389T2 (de) Verfahren zur Reinigung von Phosphorsäureestern
DE59603541D1 (de) Verfahren zur Reinigung von Bisphenol-A
DE59501056D1 (de) Verfahren zur Reinigung von Diphenylcarbonat
DE69531424D1 (de) Verfahren zur Reinigung von Halosilanen
FI972065A (fi) Menetelmä N-fosfonometyyliglysiinin valmistamiseksi
DE69512639D1 (de) Verfahren zur herstellung von zimtsäurederivaten
DE69505335D1 (de) Verfahren zur Reinigung von Methacrylsäure
DE59607679D1 (de) Verfahren zur Reinigung von Schwefelsäure
FI943702A0 (fi) Menetelmä jäterikkihapon käsittelemiseksi
FI945946A (fi) Menetelmä fosforin poistamiseksi
FI95905C (fi) Fosforihapon puhdistusmenetelmä
DE69510292T2 (de) Reinigungsverfahren von Polyhydroxycarbonsäure
DE69512329D1 (de) Verfahren zur Herstellung von optisch aktiver Gamma-hydroxy-L-Glutaminsäure
DE69620337D1 (de) Verfahren zur Reinigung von Halosilanen
DE69501535D1 (de) Verfahren zur Reinigung von Difluormethan
FI103018B1 (fi) Menetelmä epäpuhtauksia sisältävän savukaasun puhdistamiseksi
DE69408843T2 (de) Verfahren zur Reinigung von Acifluorfen

Legal Events

Date Code Title Description
BB Publication of examined application