CA1015529A - Process for preparation of purified phosphoric acid - Google Patents

Process for preparation of purified phosphoric acid

Info

Publication number
CA1015529A
CA1015529A CA186,615A CA186615A CA1015529A CA 1015529 A CA1015529 A CA 1015529A CA 186615 A CA186615 A CA 186615A CA 1015529 A CA1015529 A CA 1015529A
Authority
CA
Canada
Prior art keywords
preparation
phosphoric acid
purified phosphoric
purified
acid
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
CA186,615A
Other versions
CA186615S (en
Inventor
Yoshibumi Noshi
Hiroyuki Naito
Akira Takahashi
Yujiro Sugahara
Syoji Syoji
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.)
Mizusawa Industrial Chemicals Ltd
Original Assignee
Mizusawa Industrial Chemicals 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 Mizusawa Industrial Chemicals Ltd filed Critical Mizusawa Industrial Chemicals Ltd
Application granted granted Critical
Publication of CA1015529A publication Critical patent/CA1015529A/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
    • C01B25/232Preparation by reacting phosphate containing material with concentrated sulfuric acid and subsequently lixiviating the obtained mass, e.g. clinker 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
CA186,615A 1972-11-25 1973-11-23 Process for preparation of purified phosphoric acid Expired CA1015529A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47118342A JPS5228117B2 (en) 1972-11-25 1972-11-25

Publications (1)

Publication Number Publication Date
CA1015529A true CA1015529A (en) 1977-08-16

Family

ID=14734293

Family Applications (1)

Application Number Title Priority Date Filing Date
CA186,615A Expired CA1015529A (en) 1972-11-25 1973-11-23 Process for preparation of purified phosphoric acid

Country Status (13)

Country Link
JP (1) JPS5228117B2 (en)
BE (1) BE807728A (en)
CA (1) CA1015529A (en)
DE (1) DE2358780C3 (en)
ES (1) ES420814A1 (en)
FR (1) FR2207861B1 (en)
GB (1) GB1452136A (en)
IN (1) IN140714B (en)
IT (1) IT999487B (en)
NL (1) NL7316156A (en)
NO (1) NO137543C (en)
SE (1) SE390529B (en)
SU (1) SU613710A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS578873Y2 (en) * 1976-07-28 1982-02-19
FR3138474B1 (en) 2022-07-29 2024-06-14 Psa Automobiles Sa SYSTEM AND METHOD FOR DETECTING CLOGGING OF A HEAVY LOAD CHECK VALVE OF A THERMAL ENGINE, VEHICLE COMPRISING SUCH A SYSTEM

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE328266B (en) * 1967-05-17 1970-09-14 Mizusawa Industrial Chem

Also Published As

Publication number Publication date
FR2207861B1 (en) 1977-08-12
DE2358780C3 (en) 1980-03-13
SU613710A3 (en) 1978-06-30
NL7316156A (en) 1974-05-28
DE2358780A1 (en) 1974-06-06
GB1452136A (en) 1976-10-13
JPS5228117B2 (en) 1977-07-25
AU6285173A (en) 1975-05-29
BE807728A (en) 1974-03-15
DE2358780B2 (en) 1979-07-12
JPS4976795A (en) 1974-07-24
NO137543C (en) 1978-03-15
FR2207861A1 (en) 1974-06-21
IN140714B (en) 1976-12-11
NO137543B (en) 1977-12-05
IT999487B (en) 1976-02-20
SE390529B (en) 1976-12-27
ES420814A1 (en) 1976-04-01

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