IE891754L - A dry cement composition. - Google Patents

A dry cement composition.

Info

Publication number
IE891754L
IE891754L IE891754A IE175489A IE891754L IE 891754 L IE891754 L IE 891754L IE 891754 A IE891754 A IE 891754A IE 175489 A IE175489 A IE 175489A IE 891754 L IE891754 L IE 891754L
Authority
IE
Ireland
Prior art keywords
ferrous sulphate
cement
starting material
mill
cement composition
Prior art date
Application number
IE891754A
Other languages
English (en)
Original Assignee
Aalborg Portland Cement
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26067362&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IE891754(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Aalborg Portland Cement filed Critical Aalborg Portland Cement
Publication of IE891754L publication Critical patent/IE891754L/xx

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
    • 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
    • C04B22/149—Iron-sulfates
    • 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
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/10—Coating or impregnating
    • 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
    • C04B7/48—Clinker treatment
    • C04B7/52—Grinding ; After-treatment of ground cement
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/10—Compositions or ingredients thereof characterised by the absence or the very low content of a specific material
    • C04B2111/1075—Chromium-free or very low chromium-content materials
    • C04B2111/1081—Chromium VI, e.g. for avoiding chromium eczema

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Paints Or Removers (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)
  • Golf Clubs (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Graft Or Block Polymers (AREA)
IE891754A 1980-12-17 1981-12-17 A dry cement composition. IE891754L (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK538080 1980-12-17
DK414081 1981-09-17
IE2979/81A IE54582B1 (en) 1980-12-17 1981-12-17 A method and a plant for producing a dry cement composition

Publications (1)

Publication Number Publication Date
IE891754L true IE891754L (en) 1982-06-17

Family

ID=26067362

Family Applications (3)

Application Number Title Priority Date Filing Date
IE891754A IE891754L (en) 1980-12-17 1981-12-17 A dry cement composition.
IE2979/81A IE54582B1 (en) 1980-12-17 1981-12-17 A method and a plant for producing a dry cement composition
IE1754/89A IE54583B1 (en) 1980-12-17 1981-12-17 A dry cement composition

Family Applications After (2)

Application Number Title Priority Date Filing Date
IE2979/81A IE54582B1 (en) 1980-12-17 1981-12-17 A method and a plant for producing a dry cement composition
IE1754/89A IE54583B1 (en) 1980-12-17 1981-12-17 A dry cement composition

Country Status (17)

Country Link
US (2) US4572739A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (3) EP0160747A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57501961A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (2) ATE36512T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU545867B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8108922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1178976A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DD (1) DD201882A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (3) DE3174944D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK147637C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8304046A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (3) FI845157A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IE (3) IE891754L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IS (2) IS1443B6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (2) NO163223C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PL (1) PL136035B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1982002040A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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EP0125267A1 (en) * 1982-11-17 1984-11-21 Aktieselskabet Aalborg Portland-Cement-Fabrik Methods of producing a dry cement mixture and a free flowing ferrous sulphate hydrate product and products prepared by the methods
AU2434284A (en) * 1983-01-20 1984-08-15 A.B. Cementa Ferrogypsum in the manufacture of cement
US4962006A (en) * 1988-02-24 1990-10-09 Color-Crete Method of coloring cement
US5268159A (en) * 1990-01-30 1993-12-07 Bayer Aktiengesellschaft Process for the production of storable, free-flowing hydrated ferrous sulfate
DK93690D0 (da) * 1990-04-11 1990-04-11 Aalborg Portland Cement Cementkomposition
JPH07115895B2 (ja) * 1990-07-19 1995-12-13 株式会社ネオテック 生コンクリート等の洗い残渣再利用法及びその装置
DE4321077A1 (de) * 1993-06-24 1995-01-05 Dyckerhoff Ag Verfahren zur Depression der Allergien verursachenden Wirkung von wasserlöslichem Cr·V··I· in Zementen und/oder zementhaltigen Zubereitungen
IT1274718B (it) * 1994-08-19 1997-07-24 Italcementi Spa Cementi esenti da cromati e un procedimento per la loro preparazione
US5792384A (en) * 1997-01-31 1998-08-11 Warren; James R. Concrete masons' hand rinse
DE19744035C2 (de) * 1997-10-06 2000-09-28 Verein Deutscher Zementwerke E Verfahren zur Zugabe eines Zusatzmittels zu einem Zement, der Hautekzeme verursachendes Chromat enthält und dem Eisen(II)-sulfat zugemischt wird
DE19833603C2 (de) * 1998-07-25 2000-06-15 Economic Versicherungs Vermitt Verwendung von Zinn(II)sulfat
SK282086B6 (sk) * 1999-10-12 2001-10-08 Pova�Sk� Cement�Re�, A. S. Spôsob výroby cementu so zníženým obsahom chrómu
BG64752B1 (bg) * 1999-12-14 2006-02-28 Cementarny A Vapenky Prachovice, A.S. Метод за обогатяване на сух цимент
TW576825B (en) 2000-08-10 2004-02-21 Iner Ae Method for liquid chromate ion and oxy-metal ions removal and stabilization
FR2844448B1 (fr) * 2002-09-17 2006-06-23 Lcw Les Colorants Wackherr Methode de preparation extemporanee de compositions cosmetiques ayant la texture d'une creme, et compositions pour la mise en oeuvre de cette methode
FR2844800B1 (fr) * 2002-09-19 2006-07-21 Pigments d'oxyde de chrome a teneur reduite en chrome(vi)
DE20321107U1 (de) † 2003-07-17 2005-12-15 Kerr-Mcgee Pigments Gmbh Zubereitung zur Reduktion des löslichen Chromatgehaltes in Zement
DE20311049U1 (de) * 2003-07-17 2003-09-18 Ferro Duo GmbH, 47053 Duisburg Hydraulisches Bindemittel
CN100441531C (zh) * 2003-11-21 2008-12-10 格雷斯公司 硫酸盐分散体铬酸盐还原剂
AU2004297504B9 (en) * 2003-11-21 2010-06-03 W.R. Grace & Co.-Conn. Sulfate dispersion chromate reducer
ES2266711T5 (es) * 2003-12-12 2016-07-14 Alexander Kehrmann Aglutinante hidráulico
CA2553659A1 (en) * 2004-02-04 2005-08-25 W.R. Grace & Co.-Conn. Liquid additive for intergrinding cement
US7232483B2 (en) 2005-02-01 2007-06-19 W. R. Grace & Co.-Conn. Cement composition having chromium reducer
CN104045254A (zh) * 2005-06-02 2014-09-17 格雷斯公司 源自生物质的助磨剂
CZ300050B6 (cs) * 2005-09-30 2009-01-21 Peringer@František Zpusob úpravy manipulacních vlastností heptahydratovaného síranu železnatého, zejména snížení jeho hygroskopických vlastností
US7296626B2 (en) 2005-11-08 2007-11-20 Halliburton Energy Services, Inc. Liquid additive for reducing water-soluble chromate
FR2894956A1 (fr) * 2005-12-20 2007-06-22 Lafarge Sa Particules de sulfate de fer enrobees et leur utilisation dans la preparation de ciments
US20070237493A1 (en) * 2006-03-24 2007-10-11 I-Sho Limited Providing user access to digital content data
PL1886979T3 (pl) * 2006-08-11 2013-02-28 Gcp Applied Tech Inc Związki koordynacyjne metali do redukcji chromu
EP1992595A1 (en) * 2007-05-10 2008-11-19 Lafarge Process to reduce the amount of Cr (VI) in a cement-containing composition and a composition comprising cement and coated metallic sulphate particles
DE102009002916A1 (de) 2009-05-07 2010-11-11 Mig Material Innovative Gesellschaft Mbh Reduktionsverstärker für Zinn-II-Verbindungen
DE102009036848B4 (de) 2009-08-10 2012-02-02 Bauer Spezialtiefbau Gmbh Verfahren zur Herstellung eines Bauwerkelementes im Boden sowie Bodenmörtel
DE202010002838U1 (de) 2010-02-23 2010-05-12 Mig Material Innovative Gesellschaft Mbh Zusammensetzung für die Reduktion von Cr(VI)-Ionen in Zement oder zementhaltigen Produkten
EP2363386A1 (de) 2010-02-23 2011-09-07 Mig Material Innovative Gesellschaft MBH Reduktion von Cr(VI)-Ionen in Zement oder zementhaltigen Produkten
DE102010009444A1 (de) 2010-02-23 2011-08-25 MIG Material Innovative Gesellschaft mbH, 33154 Zusammensetzung für die Reduktion von Cr(VI)-Ionen in Zement oder zementhaltigen Produkten
DE102011008967B4 (de) * 2011-01-12 2014-10-30 Khd Humboldt Wedag Gmbh Anlage zur Herstellung von Zement mit zentraler Mahleinheit
KR101046557B1 (ko) 2011-03-15 2011-07-05 (유)코리아레미콘 음이온을 함유하는 용수를 이용한 친환경 레미콘 조성물
ITMI20120764A1 (it) 2012-05-07 2013-11-08 Mapei Spa Additivo per cemento portland costituito da un riducente incapsulato in una matrice polimerica
CN104386506A (zh) * 2014-10-24 2015-03-04 广德县瑞龙新型材料有限公司 一种萤石储料计量装置
CN108274641A (zh) * 2018-01-22 2018-07-13 扬州扬工机械有限公司 一种新型商混站外加剂输送管路
CN113307528A (zh) * 2021-06-02 2021-08-27 龙蟒佰利联集团股份有限公司 一种水泥降铬剂及制备、使用方法

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US931884A (en) * 1908-09-14 1909-08-24 Meramec Portland Cement & Material Company Waterproof portland cement and process of making same.
GB191021315A (en) * 1909-10-15 1910-10-27 Thorrand Durandy Et Cie Soc Improvements in and relating to the Preparation of Cement.
US2316039A (en) * 1940-04-04 1943-04-06 Du Pont Cement composition
US2307270A (en) * 1940-08-04 1943-01-05 Mellon Inst Of Ind Res Building material
US3035985A (en) * 1959-09-30 1962-05-22 Merck & Co Inc Chewable fatty coating of iron particles
CH427620A (de) * 1961-10-24 1966-12-31 Licencia Talalmanyokat Verfahren zur Erhöhung der Endfestigkeit von zementhaltigen, hydraulisch bindenden Massen, insbesondere von Beton
GB970897A (en) * 1962-06-26 1964-09-23 Smidth & Co As F L Improvements relating to grinding cement clinker and similar materials
AT260772B (de) * 1965-01-25 1968-03-25 Polysius Gmbh Verfahren zur Herstellung thermisch stabiler und abriebfester Granalien aus unplastischem Zementrohmehl
US3425892A (en) * 1965-10-22 1969-02-04 Grace W R & Co Cement set retarder
DE2042227B2 (de) * 1970-08-26 1978-03-30 Loesche Hartzerkleinerungs- Und Zementmaschinen Kg, 4000 Duesseldorf Einrichtung für die automatische Proportionierung von Rohstoffkomponenten, insbesondere für die Zementproduktion
CH534643A (fr) * 1971-02-16 1973-03-15 Service Neuchatelois De Medeci Procédé de fabrication d'un ciment
JPS4823479U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-07-26 1973-03-17
DE2221454A1 (de) * 1972-05-02 1973-11-15 Aloys Dr Wuestefeld Verfahren zur verbesserung der verwendbarkeit von metallpulver als treibmittel in alkalischen medien durch schichtbildung auf der metalloberflaeche
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GB1581539A (en) * 1976-10-07 1980-12-17 Laporte Industries Ltd Making plaster from ferrous sulphate
JPS53144872A (en) * 1977-05-25 1978-12-16 Takenaka Komuten Co Solidification method* solidifying agent and additive aid for wastes
DE2817080C3 (de) * 1978-04-19 1985-04-04 Skw Trostberg Ag, 8223 Trostberg Feste Zusatzmittel für mit Wasser erhärtende Bindemittel und deren Verwendung
US4415367A (en) * 1978-09-18 1983-11-15 The Dow Chemical Company Pumpable thixotropic cement slurries for use in cementing pipes in a well

Also Published As

Publication number Publication date
NO163223B (no) 1990-01-15
DK147637B (da) 1984-10-29
NO164769B (no) 1990-08-06
US4784691A (en) 1988-11-15
IS1487B (is) 1992-06-30
FI881986A7 (fi) 1988-04-27
US4572739A (en) 1986-02-25
ES508033A0 (es) 1983-02-16
FI822844A7 (fi) 1982-08-16
AU7936282A (en) 1982-07-01
IE54582B1 (en) 1989-12-06
PL136035B1 (en) 1986-01-31
FI845157L (fi) 1984-12-28
DD201882A5 (de) 1983-08-17
DK557081A (da) 1982-06-18
NO163223C (no) 1998-06-09
FI845157A0 (fi) 1984-12-28
FI822844A0 (fi) 1982-08-16
IS1443B6 (is) 1990-12-14
DE3176847D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-09-22
NO884903L (no) 1982-08-13
FI822844L (fi) 1982-08-16
DK147637C (da) 1985-05-13
NO822759L (no) 1982-08-13
ATE36512T1 (de) 1988-09-15
IS2693A7 (is) 1982-06-18
FI97466C (fi) 1996-12-27
IE812979L (en) 1982-06-17
IS3024A7 (is) 1982-06-18
ES8304046A1 (es) 1983-02-16
IE811754L (en) 1982-02-04
NO884903D0 (no) 1988-11-03
EP0160746B1 (en) 1988-08-17
CA1178976A (en) 1984-12-04
EP0054314A1 (en) 1982-06-23
BR8108922A (pt) 1982-11-30
IE54583B1 (en) 1989-12-06
NO164769C (no) 1998-06-09
WO1982002040A1 (en) 1982-06-24
FI845157A7 (fi) 1984-12-28
EP0160747A1 (en) 1985-11-13
PL234277A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-08-16
ATE20731T1 (de) 1986-08-15
DE54314T1 (de) 1983-04-14
AU545867B2 (en) 1985-08-01
EP0054314B1 (en) 1986-07-16
FI881986A0 (fi) 1988-04-27
DE3174944D1 (en) 1986-08-21
EP0160746A1 (en) 1985-11-13
JPS57501961A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-11-04
FI97466B (fi) 1996-09-13

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