IT1170883B - Procedimento continuo per produrre solfato di calcio di peso leggero - Google Patents

Procedimento continuo per produrre solfato di calcio di peso leggero

Info

Publication number
IT1170883B
IT1170883B IT48251/81A IT4825181A IT1170883B IT 1170883 B IT1170883 B IT 1170883B IT 48251/81 A IT48251/81 A IT 48251/81A IT 4825181 A IT4825181 A IT 4825181A IT 1170883 B IT1170883 B IT 1170883B
Authority
IT
Italy
Prior art keywords
light weight
calcium sulphate
produce light
weight calcium
continuous procedure
Prior art date
Application number
IT48251/81A
Other languages
English (en)
Italian (it)
Other versions
IT8148251A0 (it
Inventor
Minahara Toshikuni
Nishitani Hiroshi
Original Assignee
Idemitsu Kosan Co
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 filed Critical Idemitsu Kosan Co
Publication of IT8148251A0 publication Critical patent/IT8148251A0/it
Application granted granted Critical
Publication of IT1170883B publication Critical patent/IT1170883B/it

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
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density

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)
IT48251/81A 1980-04-14 1981-04-10 Procedimento continuo per produrre solfato di calcio di peso leggero IT1170883B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4803780A JPS56145116A (en) 1980-04-14 1980-04-14 Continuous preparation of light gypsum

Publications (2)

Publication Number Publication Date
IT8148251A0 IT8148251A0 (it) 1981-04-10
IT1170883B true IT1170883B (it) 1987-06-03

Family

ID=12792108

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48251/81A IT1170883B (it) 1980-04-14 1981-04-10 Procedimento continuo per produrre solfato di calcio di peso leggero

Country Status (6)

Country Link
JP (1) JPS56145116A (enrdf_load_stackoverflow)
CA (1) CA1175209A (enrdf_load_stackoverflow)
DE (1) DE3114363C2 (enrdf_load_stackoverflow)
FR (1) FR2480267A1 (enrdf_load_stackoverflow)
GB (1) GB2076791B (enrdf_load_stackoverflow)
IT (1) IT1170883B (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239669A1 (de) * 1982-10-27 1984-05-03 Joh. A. Benckiser Gmbh, 6700 Ludwigshafen Kontinuierliches verfahren zur gewinnung von industriell verwertbarem gips aus industrie-abfallgips
DE3536321A1 (de) * 1985-10-11 1987-04-23 Bischoff Gasreinigung Verfahren und reaktor fuer die herstellung von alphahalbhydratgips aus calciumsulfatdihydrat von nach dem nasswaschverfahren mit kalk arbeitenden rauchgasentschwefelungsanlagen
DE3615739A1 (de) * 1986-05-09 1987-11-12 Benckiser Gmbh Joh A Kontinuierliches verfahren und vorrichtung zur gewinnung von industriell verwertbarem gips aus industrieabfallgips
DE3711367A1 (de) * 1987-04-04 1988-10-13 Rwk Rhein Westfael Kalkwerke Verfahren zur herstellung von calciumsulfat-halbhydrat
DE3844938C2 (de) * 1987-05-22 1996-09-19 Pro Mineral Ges Verfahren zur Erzeugung von Calciumsulfat-Alphahalbhydrat aus feinteiligem Calciumsulfat und dessen Verwendung
JPH03504596A (ja) * 1989-03-16 1991-10-09 ユナイテツド　ステイツ　ジプサム　カンパニー 硫酸カルシウム・マイクロフアイバの製造方法及び装置
US7765813B2 (en) * 2004-07-15 2010-08-03 United States Gypsum Company Apparatus and process for cooling and de-steaming calcined stucco
CN103723757B (zh) * 2012-10-10 2015-08-05 深圳兰度生物材料有限公司 医用级α-半水硫酸钙制备方法
EP3782725A1 (en) * 2019-08-21 2021-02-24 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk Onderzoek TNO Reactor for the hydrothermal treatment of biomass

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1051849A (enrdf_load_stackoverflow) * 1963-12-03
GB1198807A (en) * 1963-12-03 1970-07-15 Ici Ltd Continuous process for the production of calcium sulphate alpha-hemihydrate from gypsum
US3977890A (en) * 1972-08-16 1976-08-31 Johns-Manville Corporation Method for the preparation of fibrous calcium sulfate hemihydrate
JPS5143833A (ja) * 1974-10-11 1976-04-14 Nishida Marine Boiler Kifukugeetosochi
JPS5187494A (en) * 1975-01-31 1976-07-31 Idemitsu Kosan Co Setsukoisukaano seizohoho
JPS5319366A (en) * 1976-08-06 1978-02-22 Mitsubishi Chem Ind Ltd Resin compositions
JPS5817132B2 (ja) * 1976-11-29 1983-04-05 出光興産株式会社 球状セツコウおよびその製造方法
JPS53128624A (en) * 1977-04-16 1978-11-09 Idemitsu Kosan Co Gypsum compound
US4152408A (en) * 1977-11-25 1979-05-01 Certain-Teed Corporation Fibrous calcium sulfate
JPS5857384B2 (ja) * 1978-04-04 1983-12-20 株式会社クボタ 石こうの焼成方法並びに装置
JPS54152692A (en) * 1978-05-22 1979-12-01 Kanegafuchi Chem Ind Co Ltd Continuous manufacture of gypsum needle-like crystal

Also Published As

Publication number Publication date
CA1175209A (en) 1984-10-02
GB2076791B (en) 1983-03-09
FR2480267A1 (fr) 1981-10-16
DE3114363C2 (de) 1985-12-05
DE3114363A1 (de) 1982-03-04
FR2480267B1 (enrdf_load_stackoverflow) 1984-12-28
JPS6320785B2 (enrdf_load_stackoverflow) 1988-04-30
GB2076791A (en) 1981-12-09
JPS56145116A (en) 1981-11-11
IT8148251A0 (it) 1981-04-10

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