AU475152B2 - Continuous process for preparing gypsum from waste sulfuric acid - Google Patents

Continuous process for preparing gypsum from waste sulfuric acid

Info

Publication number
AU475152B2
AU475152B2 AU66928/74A AU6692874A AU475152B2 AU 475152 B2 AU475152 B2 AU 475152B2 AU 66928/74 A AU66928/74 A AU 66928/74A AU 6692874 A AU6692874 A AU 6692874A AU 475152 B2 AU475152 B2 AU 475152B2
Authority
AU
Australia
Prior art keywords
sulfuric acid
continuous process
waste sulfuric
preparing gypsum
gypsum
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
AU66928/74A
Other versions
AU6692874A (en
Inventor
Kurata Saburo Mimura Yukio Komori Hiroshi
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.)
Ishihara Sangyo Kaisha Ltd
Original Assignee
Ishihara Sangyo Kaisha 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 Ishihara Sangyo Kaisha Ltd filed Critical Ishihara Sangyo Kaisha Ltd
Publication of AU6692874A publication Critical patent/AU6692874A/en
Application granted granted Critical
Publication of AU475152B2 publication Critical patent/AU475152B2/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
AU66928/74A 1973-03-23 1974-03-21 Continuous process for preparing gypsum from waste sulfuric acid Expired AU475152B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3259973A JPS5146679B2 (en) 1973-03-23 1973-03-23
JPJP32599/73 1973-03-23

Publications (2)

Publication Number Publication Date
AU6692874A AU6692874A (en) 1975-09-25
AU475152B2 true AU475152B2 (en) 1976-08-12

Family

ID=12363312

Family Applications (1)

Application Number Title Priority Date Filing Date
AU66928/74A Expired AU475152B2 (en) 1973-03-23 1974-03-21 Continuous process for preparing gypsum from waste sulfuric acid

Country Status (5)

Country Link
JP (1) JPS5146679B2 (en)
AU (1) AU475152B2 (en)
DE (1) DE2414182C3 (en)
GB (1) GB1420558A (en)
IT (1) IT1005698B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1545789A (en) * 1975-06-04 1979-05-16 Ici Ltd Manufacture of calcium carbonate magnesium bicarbonate magnesium carbonate and calcium sulphate
JPS5265970A (en) * 1975-11-27 1977-05-31 Chiyoda Chem Eng & Constr Co Ltd Process for treating waste water containing sulfate ions
JPS53101993U (en) * 1977-01-24 1978-08-17
US4183908A (en) * 1977-06-24 1980-01-15 Southern California Edison Company Crystalline calcium sulfate dihydrate and process for making same
DE2909572A1 (en) * 1979-03-12 1980-09-25 Hoechst Ag METHOD FOR CONVERTING EXTRACTION RESIDUES FROM PHOSPHORIC ACID CLEANING IN SOLID DEPOSITE PRODUCTS
GB9213998D0 (en) * 1992-07-01 1992-08-12 Tioxide Group Services Ltd Process for preparing calcium sulphate
CN103086624B (en) * 2013-01-22 2015-05-27 武汉理工大学 Method for preparing alpha-semi-hydrated gypsum from titanium gypsum
CN103073043B (en) * 2013-02-06 2014-12-03 武汉理工大学 Method for increasing growth of titanium dioxide gypsum particle crystals

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1467292A1 (en) * 1963-08-24 1969-01-23 Yawata Chem Ind Co Ltd Process for the continuous production of gypsum and iron oxide

Also Published As

Publication number Publication date
JPS49121796A (en) 1974-11-21
DE2414182B2 (en) 1981-04-23
DE2414182A1 (en) 1974-10-03
DE2414182C3 (en) 1982-03-25
IT1005698B (en) 1976-09-30
GB1420558A (en) 1976-01-07
AU6692874A (en) 1975-09-25
JPS5146679B2 (en) 1976-12-10

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