FR2372120B1 - - Google Patents

Info

Publication number
FR2372120B1
FR2372120B1 FR7717906A FR7717906A FR2372120B1 FR 2372120 B1 FR2372120 B1 FR 2372120B1 FR 7717906 A FR7717906 A FR 7717906A FR 7717906 A FR7717906 A FR 7717906A FR 2372120 B1 FR2372120 B1 FR 2372120B1
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.)
Expired
Application number
FR7717906A
Other languages
French (fr)
Other versions
FR2372120A1 (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.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan Co 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 Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Publication of FR2372120A1 publication Critical patent/FR2372120A1/en
Application granted granted Critical
Publication of FR2372120B1 publication Critical patent/FR2372120B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/36—Inorganic materials not provided for in groups C04B14/022 and C04B14/04 - C04B14/34
    • C04B14/365—Gypsum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Civil Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Inorganic Fibers (AREA)
FR7717906A 1976-11-29 1977-06-10 SPHERICAL GYPSUM AND ITS PREPARATION PROCESS Granted FR2372120A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51142212A JPS5817132B2 (en) 1976-11-29 1976-11-29 Spherical settsukou and its manufacturing method

Publications (2)

Publication Number Publication Date
FR2372120A1 FR2372120A1 (en) 1978-06-23
FR2372120B1 true FR2372120B1 (en) 1981-12-24

Family

ID=15309996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7717906A Granted FR2372120A1 (en) 1976-11-29 1977-06-10 SPHERICAL GYPSUM AND ITS PREPARATION PROCESS

Country Status (7)

Country Link
JP (1) JPS5817132B2 (en)
CA (1) CA1117271A (en)
DE (1) DE2728213A1 (en)
FR (1) FR2372120A1 (en)
GB (1) GB1536097A (en)
IT (1) IT1115860B (en)
SE (1) SE7706274L (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5556060A (en) * 1978-10-14 1980-04-24 Idemitsu Kosan Co Refractory material
JPS55152815U (en) * 1979-04-18 1980-11-04
JPS55144416A (en) * 1979-05-01 1980-11-11 Idemitsu Kosan Co Ltd Manufacture of light weight spherical gypsum
JPS56145116A (en) * 1980-04-14 1981-11-11 Idemitsu Kosan Co Ltd Continuous preparation of light gypsum
CN114014620B (en) * 2021-10-29 2022-12-06 北京建筑材料科学研究总院有限公司 Lightweight aggregate and preparation method and application thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5812235B2 (en) * 1975-09-29 1983-03-07 オノダセメント カブシキガイシヤ Setsukou Shinjiyouketsuyouseni no Seizouhouhou

Also Published As

Publication number Publication date
SE7706274L (en) 1978-05-30
JPS5817132B2 (en) 1983-04-05
JPS5366895A (en) 1978-06-14
FR2372120A1 (en) 1978-06-23
DE2728213A1 (en) 1978-06-01
GB1536097A (en) 1978-12-20
IT1115860B (en) 1986-02-10
CA1117271A (en) 1982-02-02

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Legal Events

Date Code Title Description
ST Notification of lapse