BE772855A - Procede d'amelioration du produit restant apres purification d'acide phosphorique humide - Google Patents

Procede d'amelioration du produit restant apres purification d'acide phosphorique humide

Info

Publication number
BE772855A
BE772855A BE772855A BE772855A BE772855A BE 772855 A BE772855 A BE 772855A BE 772855 A BE772855 A BE 772855A BE 772855 A BE772855 A BE 772855A BE 772855 A BE772855 A BE 772855A
Authority
BE
Belgium
Prior art keywords
purification
improving
phosphoric acid
product remaining
wet phosphoric
Prior art date
Application number
BE772855A
Other languages
English (en)
French (fr)
Inventor
T U Fox
R A Rose
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Publication of BE772855A publication Critical patent/BE772855A/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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)
BE772855A 1970-09-22 1971-09-21 Procede d'amelioration du produit restant apres purification d'acide phosphorique humide BE772855A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7449070A 1970-09-22 1970-09-22

Publications (1)

Publication Number Publication Date
BE772855A true BE772855A (fr) 1972-03-21

Family

ID=22119832

Family Applications (1)

Application Number Title Priority Date Filing Date
BE772855A BE772855A (fr) 1970-09-22 1971-09-21 Procede d'amelioration du produit restant apres purification d'acide phosphorique humide

Country Status (6)

Country Link
US (1) US3684439A (ref)
BE (1) BE772855A (ref)
DE (1) DE2147151B2 (ref)
ES (1) ES395270A1 (ref)
FR (1) FR2108361A5 (ref)
NL (1) NL7112872A (ref)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4995894A (ref) * 1973-01-19 1974-09-11
JPS52126694A (en) * 1976-04-16 1977-10-24 Toyo Soda Mfg Co Ltd Removal of scale coming out from residual solution after extraction
DE2657190C2 (de) * 1976-12-17 1982-11-04 Hoechst Ag, 6000 Frankfurt Verfahren zur Reinigung von Naßverfahrensphosphorsäure
DE2657189B2 (de) * 1976-12-17 1980-02-07 Hoechst Ag, 6000 Frankfurt Verfahren zur Reinigung von NaBverfahrensphosphorsäure
US4197280A (en) * 1978-10-02 1980-04-08 Stauffer Chemical Company Wet process phosphoric acid purification
US4327061A (en) * 1979-02-21 1982-04-27 Kerr-Mcgee Chemical Corporation Method of stabilizing wet process phosphoric acid for solvent extraction

Also Published As

Publication number Publication date
FR2108361A5 (ref) 1972-05-19
US3684439A (en) 1972-08-15
NL7112872A (ref) 1972-03-24
DE2147151A1 (de) 1972-03-30
DE2147151B2 (de) 1977-04-28
ES395270A1 (es) 1973-12-01

Similar Documents

Publication Publication Date Title
RO62741A (fr) Procede pour la preparation des esters d'acide phosphorique
BE763430A (fr) Procede de preparation d'esters de l'acide carbonique
RO64226A (fr) Procede pour preparation des derives o-substitues d'acide 7-beta-amino-3-cephem-3-ole-4-carboxylique
BE802541A (fr) Procede de preparation de l'acide phosphorique
BE793710A (fr) Procede de preparation d'acide (&)-trans-chrysanthemique
RO62393A (fr) Procede pour la preparation des derives d'acide 4-oxo-4h-1-benzopyranne-2-carboxyliques
BE777297A (fr) Procede de production des esters alkyliques inferieurs de l'acide cis-chrysantheme-monocarboxylique
BE780604A (fr) Procede de preparation de derives d'acide
BE772855A (fr) Procede d'amelioration du produit restant apres purification d'acide phosphorique humide
RO67820A (ro) Procedeu pentru purificarea acidului fosforic
BE796996A (fr) Procede et purification d'acide phosphorique par extraction et produit obtenu
RO71431A (ro) Procedeu de preparare a derivatilor acidului pregnanic
RO62475A (fr) Procede pour la preparation des esters d'acide dithiophosphorique
RO75386A (ro) Procedeu de preparare a derivatilor acidului pregnanic
BE762365A (fr) Procede pour la preparation d'acide amidoalcanes-sulfoniques
BE750844A (fr) Procede de purification d'acide lactique
BE752513A (fr) Procede de preparation d'esters d'acide benzimidazole-2- carbamique
BE765849A (fr) Procede de preparation d'acide sulfurique
BE777388A (fr) Procede de traitement d'esters d'acide pyrimidine- carboxylique
RO62400A (fr) Procede pour la preparation des derives d'acide l-alpha-hydrazine-beta-phenylpropionique
BE804391A (fr) Procede de preparation de derives d'acide 7-amino-3-cepheme-4-carboxylique
BE749128A (fr) Procede pour la preparation de l'acide monochloracetique
RO63436A (fr) Procede pour la preparation d'esters d'acide succinylosuccinique
BE815214A (fr) Procede de preparation d'acide 3-acetamido-5-amino-2
RO62503A (fr) Procede pour la preparation des derives d'acide l-alpha-hydrazino-betha-phenylpropionique