RU99100300A - METHOD FOR PRODUCING SULFATE CEMENT OR FILLERS FROM SULFATE CEMENT - Google Patents

METHOD FOR PRODUCING SULFATE CEMENT OR FILLERS FROM SULFATE CEMENT

Info

Publication number
RU99100300A
RU99100300A RU99100300/03A RU99100300A RU99100300A RU 99100300 A RU99100300 A RU 99100300A RU 99100300/03 A RU99100300/03 A RU 99100300/03A RU 99100300 A RU99100300 A RU 99100300A RU 99100300 A RU99100300 A RU 99100300A
Authority
RU
Russia
Prior art keywords
gypsum
slags
sulfate cement
content
slag
Prior art date
Application number
RU99100300/03A
Other languages
Russian (ru)
Other versions
RU2163574C2 (en
Inventor
Альфред ЭДЛИНГЕР
Original Assignee
"Хольдербанк" Финансьер Гларус АГ
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 AT0061197A external-priority patent/AT404723B/en
Application filed by "Хольдербанк" Финансьер Гларус АГ filed Critical "Хольдербанк" Финансьер Гларус АГ
Publication of RU99100300A publication Critical patent/RU99100300A/en
Application granted granted Critical
Publication of RU2163574C2 publication Critical patent/RU2163574C2/en

Links

Claims (6)

1. Способ получения сульфатного цемента или заполнителей из сульфатного цемента, отличающийся тем, что гидравлически активные синтетические шлаки с основностью шлака CaO/SiO2 между 1,35 и 1/6, как например, шлаки от сжигания мусора и/или доменные шлаки в смеси со шлаками от производства стали после восстановления оксидов металлов в расплаве, и с содержанием Al2O3 10 - 20 вес.% и с содержанием оксидов железа менее 2,5 вес.% смешивают с 5 - 20 вес. % относительно полной массы смеси, сульфата щелочноземельного металла, как например, необожженного гипса, гипса из дымовых отходов, гипса из установок для удаления соединений серы из дымового газа, гипса или ангидрита в размолотом, соответственно, измельченном виде.1. A method of producing sulfate cement or aggregates from sulfate cement, characterized in that hydraulically active synthetic slags with a slag basicity of CaO / SiO 2 between 1.35 and 1/6, such as slags from waste incineration and / or blast furnace slags in a mixture with slags from steel production after the reduction of metal oxides in the melt, and with an Al 2 O 3 content of 10 to 20 wt.% and with an iron oxide content of less than 2.5 wt.%, they are mixed with 5 to 20 wt. % relative to the total weight of the mixture, alkaline earth metal sulfate, such as unburnt gypsum, gypsum from flue waste, gypsum from plants for removing sulfur compounds from flue gas, gypsum or anhydrite in ground, respectively, crushed form. 2. Способ по п. 1, отличающийся тем, что тонкость помола синтетических шлаков выбирают между 2800 и 3500 см2/г.2. The method according to p. 1, characterized in that the fineness of the synthetic slag is chosen between 2800 and 3500 cm 2 / year 3. Способ по п. 1 или 2, отличающийся тем, что содержание Al2O3 устанавливают между 12 и 18 вес.%.3. The method according to p. 1 or 2, characterized in that the content of Al 2 O 3 set between 12 and 18 wt.%. 4. Способ по пп. 1, 2 или 3, отличающийся тем, что CaSO4 используют в количествах между 8 и 15 вес.%.4. The method according to PP. 1, 2 or 3, characterized in that CaSO 4 is used in amounts between 8 and 15 wt.%. 5. Способ по любому из пп. 1-4, отличающийся тем, что основность шлака выбирают более 1,45, предпочтительно, около 1,5. 5. The method according to any one of paragraphs. 1-4, characterized in that the basicity of the slag choose more than 1.45, preferably about 1.5. 6. Способ по любому из пп. 1-5, отличающийся тем, что содержание Al2O3 регулируют путем добавления глин или глинозема.6. The method according to any one of paragraphs. 1-5, characterized in that the content of Al 2 O 3 regulate by adding clays or alumina.
RU99100300/03A 1997-04-09 1998-03-12 Method of preparing sulfate cement or fillers from sulfate cement RU2163574C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0061197A AT404723B (en) 1997-04-09 1997-04-09 METHOD FOR PRODUCING SULFATE CEMENT OR SULFATE CEMENT ADDITIVES
ATA611/97 1997-04-09

Publications (2)

Publication Number Publication Date
RU99100300A true RU99100300A (en) 2000-11-27
RU2163574C2 RU2163574C2 (en) 2001-02-27

Family

ID=3495189

Family Applications (1)

Application Number Title Priority Date Filing Date
RU99100300/03A RU2163574C2 (en) 1997-04-09 1998-03-12 Method of preparing sulfate cement or fillers from sulfate cement

Country Status (22)

Country Link
US (1) US6139621A (en)
EP (1) EP0923506A3 (en)
JP (1) JP2000505776A (en)
CN (1) CN1229404A (en)
AR (1) AR010411A1 (en)
AT (1) AT404723B (en)
AU (1) AU725892B2 (en)
BG (1) BG62883B1 (en)
BR (1) BR9804812A (en)
CA (1) CA2257643A1 (en)
CZ (1) CZ424498A3 (en)
HR (1) HRP980137B1 (en)
HU (1) HUP0302627A2 (en)
ID (1) ID21227A (en)
MA (1) MA24518A1 (en)
NZ (1) NZ333268A (en)
RU (1) RU2163574C2 (en)
SK (1) SK168098A3 (en)
TR (1) TR199802561T1 (en)
WO (1) WO1998045218A2 (en)
YU (1) YU56198A (en)
ZA (1) ZA982824B (en)

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NZ519823A (en) 2000-01-28 2005-01-28 Holcim Ltd Method for producing pozzolanic binders for the cement industry from steel slags using a reduction metal bath
JP3654122B2 (en) * 2000-03-28 2005-06-02 Ｊｆｅスチール株式会社 Method for producing hardened slag
US6666996B1 (en) 2000-12-11 2003-12-23 Tribovent Verfahrensentwicklung, Gmbh Process for producing marl slags
RU2444553C1 (en) * 2010-12-29 2012-03-10 Государственное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный горный институт имени Г.В. Плеханова (технический университет)" Plugging composition for insulation of lost-circulation zones
FI126049B (en) 2013-09-12 2016-06-15 Global Ecoprocess Services Oy Method for treating metals
CN105837152A (en) * 2016-06-14 2016-08-10 安徽华业建工集团有限公司 Building cement and preparation method thereof
CN106587879B (en) * 2016-12-12 2019-02-05 武汉中理环保科技有限公司 A kind of method that slag stir-fry gypsum prepares gypsum dry mixed mortar

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JPS5542250A (en) * 1978-09-21 1980-03-25 Osaka Cement Swelling solidifying material
JPS55102677A (en) * 1979-01-29 1980-08-06 Chiyoda Chem Eng & Constr Co Ltd Improvement in strength of hydrous soft ground
JPS5817556B2 (en) * 1979-12-29 1983-04-07 千代田化工建設株式会社 Method for increasing deodorizing strength of hydrated soft soil with bad odor
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