IT8422468A0 - PROCEDURE FOR THE TRANSFORMATION OF THE RESIDUE OF COMBUSTED GAS DESULPHURIZATION PLANTS INTO ALPHA-SEMIHYDRATED GYPSUM CRYSTALS. - Google Patents

PROCEDURE FOR THE TRANSFORMATION OF THE RESIDUE OF COMBUSTED GAS DESULPHURIZATION PLANTS INTO ALPHA-SEMIHYDRATED GYPSUM CRYSTALS.

Info

Publication number
IT8422468A0
IT8422468A0 IT8422468A IT2246884A IT8422468A0 IT 8422468 A0 IT8422468 A0 IT 8422468A0 IT 8422468 A IT8422468 A IT 8422468A IT 2246884 A IT2246884 A IT 2246884A IT 8422468 A0 IT8422468 A0 IT 8422468A0
Authority
IT
Italy
Prior art keywords
alpha
transformation
residue
procedure
gas desulphurization
Prior art date
Application number
IT8422468A
Other languages
Italian (it)
Other versions
IT1175858B (en
Inventor
Krueger Berthold
Kraus Manfred
Original Assignee
Bischoff Gasreinigung
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
Priority claimed from DE19833331838 external-priority patent/DE3331838A1/en
Priority claimed from DE19833331839 external-priority patent/DE3331839C1/en
Application filed by Bischoff Gasreinigung filed Critical Bischoff Gasreinigung
Publication of IT8422468A0 publication Critical patent/IT8422468A0/en
Application granted granted Critical
Publication of IT1175858B publication Critical patent/IT1175858B/en

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
    • C04B11/02—Methods and apparatus for dehydrating gypsum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
IT22468/84A 1983-09-03 1984-08-30 PROCEDURE FOR THE TRANSFORMATION OF THE RESIDUAL OF PLANTS FOR DESULFURING GAS COMBUSED IN ALPHA SEMI-HYDRATED CRYSTALS IT1175858B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833331838 DE3331838A1 (en) 1983-09-03 1983-09-03 Process for converting the residue from flue gas desulphurisation plants to crystalline gypsum alpha-hemihydrate
DE19833331839 DE3331839C1 (en) 1983-09-03 1983-09-03 Process for producing crystalline gypsum alpha-hemihydrate from residues containing gypsum dihydrate

Publications (2)

Publication Number Publication Date
IT8422468A0 true IT8422468A0 (en) 1984-08-30
IT1175858B IT1175858B (en) 1987-07-15

Family

ID=25813699

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22468/84A IT1175858B (en) 1983-09-03 1984-08-30 PROCEDURE FOR THE TRANSFORMATION OF THE RESIDUAL OF PLANTS FOR DESULFURING GAS COMBUSED IN ALPHA SEMI-HYDRATED CRYSTALS

Country Status (4)

Country Link
DK (1) DK417684A (en)
FR (1) FR2551432A1 (en)
IT (1) IT1175858B (en)
NL (1) NL8402502A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4956685A (en) * 1984-12-21 1990-09-11 Licentia Patent-Verwaltungs Gmbh Thin film solar cell having a concave n-i-p structure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1356700A (en) * 1963-05-10 1964-03-27 Giulini Gmbh Soc Geb Process for the production of high quality semi-hydrated plasters
GB1101771A (en) * 1963-08-14 1968-01-31 Bpb Industries Ltd Improvements relating to the production of gypsum plaster
IL23004A (en) * 1964-02-27 1969-03-27 Fosindus Co Process for the purification of residual gypsum produced in the manufacture of phosphoric acid by the reaction of sulphuric acid with natural phosphates
FR91350E (en) * 1966-08-01 1968-05-24 Quartz & Silice Method and device for the thorough purification of water and other liquids
DE1592080A1 (en) * 1966-10-27 1970-09-10 Central Glass Co Ltd Manufacturing process for gypsum of high purity
GB1547424A (en) * 1975-03-31 1979-06-20 Japan Government Method of producing needlelike 11-anhydrite gypsum
DE2803764C2 (en) * 1978-01-28 1983-02-10 Saarbergwerke AG, 6600 Saarbrücken Process for cleaning coal-fired flue gases

Also Published As

Publication number Publication date
DK417684D0 (en) 1984-08-31
FR2551432A1 (en) 1985-03-08
IT1175858B (en) 1987-07-15
NL8402502A (en) 1985-04-01
DK417684A (en) 1985-03-04

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