ES423260A1 - Un procedimiento para separar el fluor de las soluciones deacido fosforico. - Google Patents

Un procedimiento para separar el fluor de las soluciones deacido fosforico.

Info

Publication number
ES423260A1
ES423260A1 ES74423260A ES423260A ES423260A1 ES 423260 A1 ES423260 A1 ES 423260A1 ES 74423260 A ES74423260 A ES 74423260A ES 423260 A ES423260 A ES 423260A ES 423260 A1 ES423260 A1 ES 423260A1
Authority
ES
Spain
Prior art keywords
solution
phosphoric acid
fluorine
suspension
ammonia
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.)
Expired
Application number
ES74423260A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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
Priority claimed from US359765A external-priority patent/US3907973A/en
Application filed by Individual filed Critical Individual
Publication of ES423260A1 publication Critical patent/ES423260A1/es
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/08Compounds containing halogen
    • C01B33/10Compounds containing silicon, fluorine, and other elements
    • C01B33/103Fluosilicic acid; Salts thereof
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/20Inorganic substances, e.g. oligoelements
    • A23K20/26Compounds containing phosphorus
    • 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
    • C01B25/2343Concentration concomitant with purification, e.g. elimination of fluorine
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/186Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof from or via fluosilicic acid or salts thereof by a wet process
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01CAMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00Ammonia; Compounds thereof
    • C01C1/16Halides of ammonium
    • C01C1/162Ammonium fluoride
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/80Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Animal Husbandry (AREA)
  • Zoology (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Removal Of Specific Substances (AREA)
  • Silicon Compounds (AREA)
  • Treating Waste Gases (AREA)
ES74423260A 1973-05-14 1974-02-14 Un procedimiento para separar el fluor de las soluciones deacido fosforico. Expired ES423260A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US359765A US3907973A (en) 1972-03-06 1973-05-14 Process for defluorinating phosphoric acids and production of ammonium fluosilicate and fluosilicic acid

Publications (1)

Publication Number Publication Date
ES423260A1 true ES423260A1 (es) 1976-12-01

Family

ID=23415182

Family Applications (1)

Application Number Title Priority Date Filing Date
ES74423260A Expired ES423260A1 (es) 1973-05-14 1974-02-14 Un procedimiento para separar el fluor de las soluciones deacido fosforico.

Country Status (9)

Country Link
JP (1) JPS503100A (es)
BE (1) BE810850A (es)
CA (1) CA1018734A (es)
DE (1) DE2412167B2 (es)
ES (1) ES423260A1 (es)
FR (1) FR2229646B1 (es)
GB (1) GB1458128A (es)
NL (1) NL7403208A (es)
ZA (1) ZA743069B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115504441B (zh) * 2022-09-14 2023-11-17 云南磷化集团有限公司 一种高效回收精制磷酸氟资源的装置及其方法
CN115676851B (zh) * 2022-11-23 2024-05-21 贵州省化工研究院 一种固体氟化铵制备氟化氢铵方法及装置

Also Published As

Publication number Publication date
JPS503100A (es) 1975-01-13
FR2229646B1 (es) 1977-09-16
FR2229646A1 (es) 1974-12-13
DE2412167B2 (de) 1978-06-15
BE810850A (fr) 1974-08-12
ZA743069B (en) 1975-05-28
DE2412167A1 (de) 1975-02-13
GB1458128A (en) 1976-12-08
NL7403208A (es) 1974-11-18
CA1018734A (en) 1977-10-11

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