SE384845B - Sett att rena fosforsyra - Google Patents

Sett att rena fosforsyra

Info

Publication number
SE384845B
SE384845B SE7401296A SE7401296A SE384845B SE 384845 B SE384845 B SE 384845B SE 7401296 A SE7401296 A SE 7401296A SE 7401296 A SE7401296 A SE 7401296A SE 384845 B SE384845 B SE 384845B
Authority
SE
Sweden
Prior art keywords
way
phosphoric acid
pure phosphoric
pure
acid
Prior art date
Application number
SE7401296A
Other languages
English (en)
Swedish (sv)
Inventor
E W Pavonet
Original Assignee
Prayon
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 Prayon filed Critical Prayon
Publication of SE384845B publication Critical patent/SE384845B/xx

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)
SE7401296A 1973-02-02 1974-01-31 Sett att rena fosforsyra SE384845B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU66958A LU66958A1 (de) 1973-02-02 1973-02-02

Publications (1)

Publication Number Publication Date
SE384845B true SE384845B (sv) 1976-05-24

Family

ID=19727252

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7401296A SE384845B (sv) 1973-02-02 1974-01-31 Sett att rena fosforsyra

Country Status (12)

Country Link
US (1) US3970741A (de)
BE (1) BE810373A (de)
DE (1) DE2307039C2 (de)
DK (1) DK134698B (de)
ES (1) ES422744A1 (de)
FR (1) FR2216226B1 (de)
GB (1) GB1455659A (de)
IE (1) IE38812B1 (de)
IT (1) IT1009613B (de)
LU (1) LU66958A1 (de)
NL (1) NL176358C (de)
SE (1) SE384845B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31629E (en) * 1976-05-20 1984-07-10 Occidental Petroleum Corporation Extraction process for purification of phosphoric acid
US4053564A (en) * 1976-05-20 1977-10-11 Occidental Petroleum Company Extraction process for purification of phosphoric acid
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
US4394361A (en) * 1982-05-24 1983-07-19 Fmc Corporation Method of purifying phosphoric acid
DE3708140A1 (de) * 1987-03-13 1988-09-22 Budenheim Rud A Oetker Chemie Verfahren zur fluessig-/fluessig-extraktion von nassverfahrensphosphorsaeure mit organischen loesungsmitteln
DE19703884C2 (de) * 1997-02-03 1999-04-29 Bk Giulini Chem Gmbh & Co Ohg Verfahren zur Reinigung von Naßverfahrensphosphorsäure
WO2010135141A1 (en) 2009-05-18 2010-11-25 Monsanto Technology Llc Recovery of phosphorus values and salt impurities from aqueous waste streams

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3318661A (en) * 1962-12-31 1967-05-09 Tennessee Corp Process for purifying phosphoric acid
US3367738A (en) * 1963-09-23 1968-02-06 Tennessee Corp Process for purifying wet process phosphoric acid with ethyl ether
NL6710220A (de) * 1964-03-30 1968-02-05
FR1531487A (fr) * 1967-05-11 1968-07-05 Pechiney Saint Gobain Procédé continu perfectionné de purification de l'acide phosphorique par les solvants
GB1142719A (en) * 1968-10-24 1969-02-12 Israel Mining Ind Inst For Res Phosphoric acid recovery

Also Published As

Publication number Publication date
NL176358C (nl) 1985-04-01
DE2307039B1 (de) 1974-12-12
DE2307039C2 (de) 1978-04-06
NL7401534A (de) 1974-08-06
NL176358B (nl) 1984-11-01
GB1455659A (en) 1976-11-17
ES422744A1 (es) 1976-04-16
DE2307039A1 (de) 1974-08-22
FR2216226B1 (de) 1977-03-04
LU66958A1 (de) 1974-09-25
DK134698B (da) 1976-12-27
BE810373A (fr) 1974-05-16
DK134698C (de) 1977-05-23
US3970741A (en) 1976-07-20
IE38812B1 (en) 1978-06-07
FR2216226A1 (de) 1974-08-30
IT1009613B (it) 1976-12-20
IE38812L (en) 1974-08-02

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