Classifications

• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
  • C01B33/00—Silicon; Compounds thereof
  • C01B33/08—Compounds containing halogen
  • C01B33/10—Compounds containing silicon, fluorine, and other elements
  • C01B33/103—Fluosilicic acid; Salts thereof
• • A—HUMAN NECESSITIES
  • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
  • A23K—FODDER
  • A23K20/00—Accessory food factors for animal feeding-stuffs
  • A23K20/20—Inorganic substances, e.g. oligoelements
  • A23K20/26—Compounds containing phosphorus
• • 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
• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
  • C01B33/00—Silicon; Compounds thereof
  • C01B33/113—Silicon oxides; Hydrates thereof
  • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
  • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
  • C01B33/186—Preparation 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
• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
  • C01C1/00—Ammonia; Compounds thereof
  • C01C1/16—Halides of ammonium
  • C01C1/162—Ammonium fluoride
• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
  • C01P2006/00—Physical properties of inorganic compounds
  • C01P2006/80—Compositional 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)
• Silicon Compounds (AREA)
• Removal Of Specific Substances (AREA)
• Treating Waste Gases (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=23415182

Family Applications (1)

Country Status (9)

Cited By (1)

Families Citing this family (1)

• 1974
  • 1974-02-07 GB GB574374A patent/GB1458128A/en not_active Expired
  • 1974-02-11 BE BE140757A patent/BE810850A/en unknown
  • 1974-02-14 ES ES74423260A patent/ES423260A1/en not_active Expired
  • 1974-03-11 NL NL7403208A patent/NL7403208A/xx not_active Application Discontinuation
  • 1974-03-12 JP JP49028452A patent/JPS503100A/ja active Pending
  • 1974-03-13 FR FR7408493A patent/FR2229646B1/fr not_active Expired
  • 1974-03-14 DE DE2412167A patent/DE2412167B2/en not_active Ceased
  • 1974-04-09 CA CA197,185A patent/CA1018734A/en not_active Expired
  • 1974-05-14 ZA ZA00743069A patent/ZA743069B/en unknown

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