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AU413388B2 - Improvements inthe manufacture of phosphoric acid - Google Patents
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AU413388B2 - Improvements inthe manufacture of phosphoric acid - Google Patents

Improvements inthe manufacture of phosphoric acid

Info

Publication number
AU413388B2
AU413388B2 AU67763/65A AU6776365A AU413388B2 AU 413388 B2 AU413388 B2 AU 413388B2 AU 67763/65 A AU67763/65 A AU 67763/65A AU 6776365 A AU6776365 A AU 6776365A AU 413388 B2 AU413388 B2 AU 413388B2
Authority
AU
Australia
Prior art keywords
phosphoric acid
improvements inthe
inthe manufacture
manufacture
phosphoric
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
AU67763/65A
Other versions
AU6776365A (en
Inventor
Fogg Ronald
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 filed Critical
Priority to AU67763/65A priority Critical patent/AU413388B2/en
Publication of AU6776365A publication Critical patent/AU6776365A/en
Application granted granted Critical
Publication of AU413388B2 publication Critical patent/AU413388B2/en
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
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/18Phosphoric acid
    • C01B25/22Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
    • C01B25/223Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
    • C01B25/225Dihydrate process
    • 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
    • C01B25/237Selective elimination of impurities
    • C01B25/2372Anionic impurities, e.g. silica or boron compounds
    • C01B25/2377Sulfate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
AU67763/65A 1966-11-18 1966-11-18 Improvements inthe manufacture of phosphoric acid Expired AU413388B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU67763/65A AU413388B2 (en) 1966-11-18 1966-11-18 Improvements inthe manufacture of phosphoric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU67763/65A AU413388B2 (en) 1966-11-18 1966-11-18 Improvements inthe manufacture of phosphoric acid

Publications (2)

Publication Number Publication Date
AU6776365A AU6776365A (en) 1968-05-23
AU413388B2 true AU413388B2 (en) 1971-05-24

Family

ID=3751940

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67763/65A Expired AU413388B2 (en) 1966-11-18 1966-11-18 Improvements inthe manufacture of phosphoric acid

Country Status (1)

Country Link
AU (1) AU413388B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111646443B (en) * 2020-07-23 2023-05-30 湖北祥云(集团)化工股份有限公司 Wet-process phosphoric acid desulfurization method and system

Also Published As

Publication number Publication date
AU6776365A (en) 1968-05-23

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