JPS52126694A - Removal of scale coming out from residual solution after extraction - Google Patents

Removal of scale coming out from residual solution after extraction

Info

Publication number
JPS52126694A
JPS52126694A JP4241376A JP4241376A JPS52126694A JP S52126694 A JPS52126694 A JP S52126694A JP 4241376 A JP4241376 A JP 4241376A JP 4241376 A JP4241376 A JP 4241376A JP S52126694 A JPS52126694 A JP S52126694A
Authority
JP
Japan
Prior art keywords
extraction
coming out
removal
residual solution
scale
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP4241376A
Other languages
English (en)
Other versions
JPS5542925B2 (ja
Inventor
Sakimi Fujii
Akiro Uchida
Osamu Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tosoh Corp
Original Assignee
Toyo Soda Manufacturing 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 Manufacturing Co Ltd filed Critical Toyo Soda Manufacturing Co Ltd
Priority to JP4241376A priority Critical patent/JPS52126694A/ja
Priority to GB14851/77A priority patent/GB1529127A/en
Priority to US05/786,191 priority patent/US4104079A/en
Priority to DE2716795A priority patent/DE2716795C3/de
Priority to IT22484/77A priority patent/IT1104557B/it
Priority to FR7711422A priority patent/FR2348150A1/fr
Publication of JPS52126694A publication Critical patent/JPS52126694A/ja
Publication of JPS5542925B2 publication Critical patent/JPS5542925B2/ja
Granted legal-status Critical Current

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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Detergent Compositions (AREA)
JP4241376A 1976-04-16 1976-04-16 Removal of scale coming out from residual solution after extraction Granted JPS52126694A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP4241376A JPS52126694A (en) 1976-04-16 1976-04-16 Removal of scale coming out from residual solution after extraction
GB14851/77A GB1529127A (en) 1976-04-16 1977-04-07 Method of removing scale deposited from a raffinate formed during purification of phosphoric acid
US05/786,191 US4104079A (en) 1976-04-16 1977-04-11 Method of removing scale caused by raffinate in a phosphoric acid purification process
DE2716795A DE2716795C3 (de) 1976-04-16 1977-04-15 Verfahren zur Beseitigung von Ablagerungen bei der Reinigung von Naßphosphorsäure
IT22484/77A IT1104557B (it) 1976-04-16 1977-04-15 Metodo per la eliminazione di scorie prodotte da un raffinato
FR7711422A FR2348150A1 (fr) 1976-04-16 1977-04-15 Procede d'elimination du tartre depose par le raffinat lors de la purification extractive d'un acide phosphorique obtenu par voie humide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4241376A JPS52126694A (en) 1976-04-16 1976-04-16 Removal of scale coming out from residual solution after extraction

Publications (2)

Publication Number Publication Date
JPS52126694A true JPS52126694A (en) 1977-10-24
JPS5542925B2 JPS5542925B2 (ja) 1980-11-04

Family

ID=12635370

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4241376A Granted JPS52126694A (en) 1976-04-16 1976-04-16 Removal of scale coming out from residual solution after extraction

Country Status (6)

Country Link
US (1) US4104079A (ja)
JP (1) JPS52126694A (ja)
DE (1) DE2716795C3 (ja)
FR (1) FR2348150A1 (ja)
GB (1) GB1529127A (ja)
IT (1) IT1104557B (ja)

Families Citing this family (2)

* 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
JPS57155905A (en) * 1981-03-21 1982-09-27 Iseki Agricult Mach Seeding device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3360399A (en) * 1966-04-15 1967-12-26 Halliburton Co Method of removing phosphate scale
US3684439A (en) * 1970-09-22 1972-08-15 Monsanto Co Handling of raffinates from wet phosphoric acid purification
JPS5529134B2 (ja) * 1972-07-31 1980-08-01
US3937783A (en) * 1974-02-21 1976-02-10 Allied Chemical Corporation Recovery of fluorine, uranium and rare earth metal values from phosphoric acid by-product brine raffinate

Also Published As

Publication number Publication date
DE2716795A1 (de) 1977-10-27
GB1529127A (en) 1978-10-18
US4104079A (en) 1978-08-01
JPS5542925B2 (ja) 1980-11-04
IT1104557B (it) 1985-10-21
FR2348150A1 (fr) 1977-11-10
DE2716795C3 (de) 1980-01-10
DE2716795B2 (de) 1979-05-10
FR2348150B1 (ja) 1980-02-15

Similar Documents

Publication Publication Date Title
JPS51146758A (en) Process for treating a drain water containing polyvinyl alcohol
JPS52126694A (en) Removal of scale coming out from residual solution after extraction
JPS5238696A (en) Method and apparatus for yarn-chamfering
JPS51121593A (en) Process for preparing l(+)-tartaric acid or its salts
JPS5226759A (en) Method of treating waste water containing borofluoride
JPS5243790A (en) Method of removing nox
JPS5226555A (en) Method for recovering polyamides
JPS5375196A (en) Removing method for heavy metals from phosphoric acid solution
JPS51146759A (en) Process for treating a solution containing polyvinyl alcohol
JPS529965A (en) Process and device for removing scum
JPS51149256A (en) A process for preparing 13beta -delta 8- dihydroabietic acid
JPS51142861A (en) Treating method of waste liquor containing phosphoric acid or phosphat es
JPS5231561A (en) Treatment of water including polyether
JPS521959A (en) Process for treating fermentation waste water
JPS52217A (en) Process for removal formaldehyde in aqueous solution
JPS51121957A (en) Method of treating waste liquid
JPS51148684A (en) Process for removal of oxygen
JPS51112069A (en) Conveying apparatus for print plates
JPS5212753A (en) Water clarifier
JPS51124696A (en) Method of removing hg in sulfuric acid
JPS5240495A (en) Process for recovering aluminium sulfate
JPS5212699A (en) Process for recovery of zinc phosphate
JPS5276298A (en) Recovery of boric acid
JPS523966A (en) Process for holding bis
JPS53144899A (en) Removing method for nitrate ions in aqueous solution of sulfuric acid