FR2271185A1 - - Google Patents

Info

Publication number
FR2271185A1
FR2271185A1 FR7514862A FR7514862A FR2271185A1 FR 2271185 A1 FR2271185 A1 FR 2271185A1 FR 7514862 A FR7514862 A FR 7514862A FR 7514862 A FR7514862 A FR 7514862A FR 2271185 A1 FR2271185 A1 FR 2271185A1
Authority
FR
France
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.)
Granted
Application number
FR7514862A
Other languages
French (fr)
Other versions
FR2271185B1 (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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of FR2271185A1 publication Critical patent/FR2271185A1/fr
Application granted granted Critical
Publication of FR2271185B1 publication Critical patent/FR2271185B1/fr
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
    • C01F11/466—Conversion of one form of calcium sulfate to another
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B11/00—Calcium sulfate cements
    • C04B11/02—Methods and apparatus for dehydrating gypsum
    • C04B11/024—Ingredients added before, or during, the calcining process, e.g. calcination modifiers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FR7514862A 1974-05-15 1975-05-13 Expired FR2271185B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49053187A JPS593406B2 (en) 1974-05-15 1974-05-15 Alpha-Gatahansuisetsukou

Publications (2)

Publication Number Publication Date
FR2271185A1 true FR2271185A1 (en) 1975-12-12
FR2271185B1 FR2271185B1 (en) 1980-11-14

Family

ID=12935858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7514862A Expired FR2271185B1 (en) 1974-05-15 1975-05-13

Country Status (5)

Country Link
JP (1) JPS593406B2 (en)
DE (1) DE2522005A1 (en)
FR (1) FR2271185B1 (en)
GB (1) GB1486966A (en)
SU (1) SU791217A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2011363B (en) * 1977-12-29 1982-07-14 Idemitsu Kosan Co Production of calcium sulphate
CN107746195B (en) * 2017-02-06 2020-05-01 宁夏博得石膏科技有限公司 Method for efficiently producing α type semi-hydrated gypsum

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE36901B1 (en) * 1971-09-15 1977-03-16 Giulini Gmbh Geb Process for treatment of alpha - calcium sulphate semi-hydrate

Also Published As

Publication number Publication date
JPS50145393A (en) 1975-11-21
DE2522005A1 (en) 1976-04-08
SU791217A3 (en) 1980-12-23
FR2271185B1 (en) 1980-11-14
JPS593406B2 (en) 1984-01-24
GB1486966A (en) 1977-09-28

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Legal Events

Date Code Title Description
ST Notification of lapse