IT1138682B - Impiego di una miscela di solfito di calcio semiidrato e di solfato di calcio biidrato per la produzione di cemento - Google Patents

Impiego di una miscela di solfito di calcio semiidrato e di solfato di calcio biidrato per la produzione di cemento

Info

Publication number
IT1138682B
IT1138682B IT24262/81A IT2426281A IT1138682B IT 1138682 B IT1138682 B IT 1138682B IT 24262/81 A IT24262/81 A IT 24262/81A IT 2426281 A IT2426281 A IT 2426281A IT 1138682 B IT1138682 B IT 1138682B
Authority
IT
Italy
Prior art keywords
hydrated calcium
cement
semi
mixture
production
Prior art date
Application number
IT24262/81A
Other languages
English (en)
Italian (it)
Other versions
IT8124262A0 (it
Inventor
Bloss Wolfgang
Original Assignee
Steinmueller Gmbh L & C
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 Steinmueller Gmbh L & C filed Critical Steinmueller Gmbh L & C
Publication of IT8124262A0 publication Critical patent/IT8124262A0/it
Application granted granted Critical
Publication of IT1138682B publication Critical patent/IT1138682B/it

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
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
    • C04B7/42—Active ingredients added before, or during, the burning process
    • 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
    • C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators or shrinkage compensating agents
    • C04B22/08—Acids or salts thereof
    • C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
    • C04B22/142—Sulfates
    • C04B22/143—Calcium-sulfate
    • C04B22/145—Gypsum from the desulfuration of flue gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
IT24262/81A 1980-10-01 1981-10-01 Impiego di una miscela di solfito di calcio semiidrato e di solfato di calcio biidrato per la produzione di cemento IT1138682B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803037056 DE3037056A1 (de) 1980-10-01 1980-10-01 Verwendung eines gemisches aus kalziumsulfit-halbhydrat und kalziumsulfat-dihydrat fuer die herstellung von zement

Publications (2)

Publication Number Publication Date
IT8124262A0 IT8124262A0 (it) 1981-10-01
IT1138682B true IT1138682B (it) 1986-09-17

Family

ID=6113333

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24262/81A IT1138682B (it) 1980-10-01 1981-10-01 Impiego di una miscela di solfito di calcio semiidrato e di solfato di calcio biidrato per la produzione di cemento

Country Status (12)

Country Link
JP (1) JPS5788053A (OSRAM)
BE (1) BE890558A (OSRAM)
DD (1) DD201667A5 (OSRAM)
DE (1) DE3037056A1 (OSRAM)
DK (1) DK431681A (OSRAM)
FR (1) FR2491054A1 (OSRAM)
GB (1) GB2084562B (OSRAM)
GR (1) GR75013B (OSRAM)
IE (1) IE51795B1 (OSRAM)
IT (1) IT1138682B (OSRAM)
LU (1) LU83658A1 (OSRAM)
NL (1) NL8104481A (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59195560A (ja) * 1983-04-21 1984-11-06 日本セメント株式会社 コンクリ−ト製品の製造方法
DE3821657A1 (de) * 1988-06-27 1989-12-28 Rheine Kalkwerke Gmbh Verfahren zum herstellen eines bindemittels und seine verwendung
DE59005950D1 (de) * 1989-11-20 1994-07-07 Wsz Wolfener Schwefelsaeure Un Verfahren zur herstellung von zementklinker und rückgewinnung von schwefeldioxid.
JP4775045B2 (ja) * 2006-03-14 2011-09-21 宇部興産株式会社 還元性せっこう組成物、その製造方法およびセメント系固化材と固化処理方法
JP7406994B2 (ja) * 2020-01-08 2023-12-28 Ｕｂｅ三菱セメント株式会社 セメント組成物の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855391A (en) * 1973-01-23 1974-12-17 Dravo Corp Sludge stabilization with gypsum
SU563376A1 (ru) * 1975-03-10 1977-06-30 Харьковский Ордена Ленина Политехнический Институт Им. В.И.Ленина Расшир ющеес в жущее

Also Published As

Publication number Publication date
DE3037056A1 (de) 1982-04-22
GR75013B (OSRAM) 1984-07-12
GB2084562A (en) 1982-04-15
DK431681A (da) 1982-04-02
JPS5788053A (en) 1982-06-01
IE812280L (en) 1982-04-01
FR2491054A1 (fr) 1982-04-02
IT8124262A0 (it) 1981-10-01
BE890558A (fr) 1982-01-18
NL8104481A (nl) 1982-05-03
LU83658A1 (fr) 1982-02-17
IE51795B1 (en) 1987-04-01
DD201667A5 (de) 1983-08-03
GB2084562B (en) 1984-03-07

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