HRP20070161T3 - Reducing agent for the soluble chromate content of cement and methods for the production thereof - Google Patents
Reducing agent for the soluble chromate content of cement and methods for the production thereofInfo
- Publication number
- HRP20070161T3 HRP20070161T3 HR20070161T HRP20070161T HRP20070161T3 HR P20070161 T3 HRP20070161 T3 HR P20070161T3 HR 20070161 T HR20070161 T HR 20070161T HR P20070161 T HRP20070161 T HR P20070161T HR P20070161 T3 HRP20070161 T3 HR P20070161T3
- Authority
- HR
- Croatia
- Prior art keywords
- sulphate
- production
- reducing agent
- cement
- methods
- Prior art date
Links
- 239000003638 chemical reducing agent Substances 0.000 title abstract 2
- 239000004568 cement Substances 0.000 title 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract 4
- 239000002244 precipitate Substances 0.000 abstract 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- XBDUTCVQJHJTQZ-UHFFFAOYSA-L iron(2+) sulfate monohydrate Chemical compound O.[Fe+2].[O-]S([O-])(=O)=O XBDUTCVQJHJTQZ-UHFFFAOYSA-L 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 239000004408 titanium dioxide Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/88—Concentration of sulfuric acid
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
- C01G23/0532—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/14—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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
-
- 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, 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/04—Working-up slag
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Removal Of Specific Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compounds Of Iron (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2003132530 DE10332530A1 (de) | 2003-07-17 | 2003-07-17 | Verfahren zur Reduktion des löslichen Chromatgehaltes in Zement sowie eine Zubereitung aus Zement und wasserlöslichen Metallsulfaten |
PCT/EP2004/007940 WO2005009917A1 (de) | 2003-07-17 | 2004-07-16 | Reduktionsmittel für den löslichen chromatgehalt in zememt und verfahren für seine herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
HRP20070161T3 true HRP20070161T3 (en) | 2007-05-31 |
Family
ID=34041920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HR20070161T HRP20070161T3 (en) | 2003-07-17 | 2007-04-13 | Reducing agent for the soluble chromate content of cement and methods for the production thereof |
Country Status (22)
Country | Link |
---|---|
US (2) | US20070039522A1 (el) |
EP (2) | EP1780183A3 (el) |
JP (1) | JP2009500268A (el) |
KR (1) | KR20060036459A (el) |
CN (2) | CN101177339A (el) |
BR (1) | BRPI0412676A (el) |
CA (1) | CA2531218A1 (el) |
CY (1) | CY1107528T1 (el) |
DE (5) | DE20321107U1 (el) |
DK (1) | DK1648840T3 (el) |
EG (1) | EG24489A (el) |
ES (1) | ES2253140T3 (el) |
HR (1) | HRP20070161T3 (el) |
MX (1) | MXPA06000581A (el) |
NO (1) | NO20060640L (el) |
PL (1) | PL1648840T3 (el) |
PT (1) | PT1648840E (el) |
RU (1) | RU2347763C2 (el) |
SI (1) | SI1648840T2 (el) |
UA (1) | UA88769C2 (el) |
WO (1) | WO2005009917A1 (el) |
ZA (1) | ZA200600429B (el) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20321107U1 (de) † | 2003-07-17 | 2005-12-15 | Kerr-Mcgee Pigments Gmbh | Zubereitung zur Reduktion des löslichen Chromatgehaltes in Zement |
BRPI0416622A (pt) * | 2003-11-21 | 2007-01-16 | Grace W R & Co | redutor de cromato em dispersão de sulfato |
ATE329887T1 (de) † | 2003-12-12 | 2006-07-15 | Kehrmann Alexander | Hydraulisches bindemittel |
EP1559694A3 (de) * | 2004-01-27 | 2007-12-12 | Kronos International, Inc. | Pulverförmige Mischung, Verfahren zu ihrer Herstellung und ihre Verwendung zur Chromatreduktion in Zement |
DE102004059047B4 (de) * | 2004-12-07 | 2007-10-31 | Tronox Pigments Gmbh | Verfahren zur Herstellung eines eisensulfhaltigen Reduktionsmittels und dessen Verwendung |
ES2329049T3 (es) | 2005-04-08 | 2009-11-20 | Tronox Pigments Gmbh | Procedimiento para la fabricacion de un aglutinante hidraulico. |
DE102005044941A1 (de) * | 2005-09-20 | 2007-03-22 | Eric Blauenstein | Verfahren und Mittel zur reduktiven Chromatentgiftung von Zementzubereitungen |
WO2008000855A1 (es) * | 2006-06-27 | 2008-01-03 | Aditivos Del Cemento, S.L. | Procedimiento de obtencion de un aditivo para el cemento y aditivo asi conseguido |
WO2008000887A1 (en) | 2006-06-28 | 2008-01-03 | Sachtleben Pigments Oy | Method of treating a precipitate comprising iron (ii) sulphate monohydrate, a plant, granular material and its uses |
ES2316283B1 (es) * | 2007-05-31 | 2010-02-05 | Fertisac, S.L. | Procedimiento de fabricacion de sulfato ferroso granulado como aditivo para cementeras. |
EP2000444B1 (fr) * | 2007-06-08 | 2011-03-02 | Lafarge | Additif pour composition à base de ciment |
FR2917082A1 (fr) * | 2007-06-08 | 2008-12-12 | Lafarge Sa | "additif pour composition a base ciment" |
WO2012098126A2 (de) | 2011-01-18 | 2012-07-26 | Crenox Gmbh | Verfahren zur gewinnung von elementen oder elementverbindungen aus den bei der produktion von titandioxid anfallenden zwischen- oder nebenprodukten |
CN102503209A (zh) * | 2011-11-17 | 2012-06-20 | 北京凯盛建材工程有限公司 | 一种消除铬污染的水泥及其制备方法以及一种治理水泥铬污染的方法 |
CN106800283B (zh) * | 2015-11-26 | 2019-12-31 | 贵州川恒化工股份有限公司 | 粉状消防级磷酸一铵的生产方法 |
CN109160492B (zh) * | 2018-09-04 | 2022-04-12 | 宜宾丝丽雅股份有限公司 | 一种硫磺膏洗涤系统及方法 |
CN111389363B (zh) * | 2020-04-02 | 2022-02-11 | 四川省地质矿产勘查开发局四0五地质队 | 一种基于硫酸盐还原污泥的磁性生物炭吸附材料及其制备方法和应用 |
CN113060948A (zh) * | 2021-04-01 | 2021-07-02 | 重庆康尼睿能商贸有限公司 | 一种水泥生料及水泥的制备方法 |
KR102574091B1 (ko) | 2021-09-28 | 2023-09-01 | 정찬일 | 매립 가스 유래 바이오 황을 이용한 시멘트 6가 크롬 저감제, 및 그 제조방법 |
CN114656173A (zh) * | 2022-03-03 | 2022-06-24 | 冀东水泥(烟台)有限责任公司 | 一种利用气化渣生产水泥熟料的方法 |
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US1626623A (en) * | 1926-06-30 | 1927-05-03 | George S Morgan | Process of removing deterrent salts from pickling liquors |
US3016286A (en) † | 1960-02-29 | 1962-01-09 | Ishihara Sangyo Kaisha | Method for the treatment of waste acid resulting from titanium dioxide production |
NL273476A (el) * | 1961-01-26 | 1900-01-01 | ||
JPS5043123A (el) * | 1973-08-21 | 1975-04-18 | ||
DE2630196A1 (de) † | 1976-07-05 | 1978-01-19 | Bayer Ag | Verfahren zur herstellung von schwefelsaeure aus abfallsaeure und eisensulfat |
IS1443B6 (is) * | 1980-12-17 | 1990-12-14 | Aalborg Portland A/S | thurr sementsblanda |
AU2260183A (en) † | 1982-11-17 | 1984-06-04 | Aalborg Portland-Cement-Fabrik Aktieselskabet | A method of improving the properties of a powder |
AU2434284A (en) † | 1983-01-20 | 1984-08-15 | A.B. Cementa | Ferrogypsum in the manufacture of cement |
US4505886A (en) * | 1983-07-01 | 1985-03-19 | Nl Industries, Inc. | Process for preparing high quality titanium dioxide |
DE3327770A1 (de) † | 1983-08-02 | 1985-02-14 | Bayer Ag, 5090 Leverkusen | Verfahren zur aufarbeitung metallsulfathaltiger schwefelsaeuren |
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DE3724676A1 (de) * | 1987-07-25 | 1989-02-02 | Kronos Titan Gmbh | Verfahren zur aufarbeitung von eisen(ii)-sulfathaltigen metallsulfatgemischen |
DE3724677A1 (de) † | 1987-07-25 | 1989-02-02 | Kronos Titan Gmbh | Verfahren zur aufarbeitung von eisen(ii)-sulfathaltigen metallsulfatgemischen |
EP0362428B1 (de) * | 1988-10-06 | 1992-12-23 | KRONOS TITAN-Gesellschaft mbH | Verfahren und Vorrichtung zur Aufarbeitung einer Eisen(II) sulfat enthaltenden Schwefelsäurelösung |
DK93690D0 (da) * | 1990-04-11 | 1990-04-11 | Aalborg Portland Cement | Cementkomposition |
ES2049127B1 (es) † | 1991-06-13 | 1994-10-01 | Tioxide Espa A S A | Corrector de carencias de microelementos para suelos agricolas y procedimiento para su preparacion. |
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TW477818B (en) * | 1997-03-27 | 2002-03-01 | Kawasaki Steel Co | Method for processing chromium oxide-containing substances in large quantities, method for utilizing the processed substances, and products comprising the processed substances |
JP3221565B2 (ja) * | 1997-09-30 | 2001-10-22 | 川崎製鉄株式会社 | クロム酸化物含有物質の処理方法およびそれを用いた路盤材、土木埋立用材、仮設材 |
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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 |
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JP4818503B2 (ja) * | 2000-09-20 | 2011-11-16 | 電気化学工業株式会社 | 低6価クロム注入材 |
JP2003146725A (ja) * | 2001-11-14 | 2003-05-21 | Taiheiyo Cement Corp | 水硬性組成物 |
DE10157129C2 (de) * | 2001-11-21 | 2003-10-30 | Ferro Duo Gmbh | Verfahren zur Herstellung eines hydraulischen Bindemittels |
DE20321107U1 (de) † | 2003-07-17 | 2005-12-15 | Kerr-Mcgee Pigments Gmbh | Zubereitung zur Reduktion des löslichen Chromatgehaltes in Zement |
ATE329887T1 (de) * | 2003-12-12 | 2006-07-15 | Kehrmann Alexander | Hydraulisches bindemittel |
WO2008000887A1 (en) † | 2006-06-28 | 2008-01-03 | Sachtleben Pigments Oy | Method of treating a precipitate comprising iron (ii) sulphate monohydrate, a plant, granular material and its uses |
-
2003
- 2003-07-17 DE DE2003221107 patent/DE20321107U1/de not_active Ceased
- 2003-07-17 DE DE2003132530 patent/DE10332530A1/de not_active Withdrawn
-
2004
- 2004-07-16 DK DK04741082T patent/DK1648840T3/da active
- 2004-07-16 RU RU2006104846A patent/RU2347763C2/ru not_active IP Right Cessation
- 2004-07-16 EP EP20070000770 patent/EP1780183A3/de not_active Withdrawn
- 2004-07-16 DE DE200420021087 patent/DE202004021087U1/de not_active Expired - Lifetime
- 2004-07-16 MX MXPA06000581A patent/MXPA06000581A/es active IP Right Grant
- 2004-07-16 CA CA 2531218 patent/CA2531218A1/en not_active Abandoned
- 2004-07-16 ES ES04741082T patent/ES2253140T3/es not_active Expired - Lifetime
- 2004-07-16 DE DE200450002695 patent/DE502004002695D1/de not_active Expired - Lifetime
- 2004-07-16 KR KR20067001163A patent/KR20060036459A/ko not_active Application Discontinuation
- 2004-07-16 PT PT04741082T patent/PT1648840E/pt unknown
- 2004-07-16 CN CNA2007101491655A patent/CN101177339A/zh active Pending
- 2004-07-16 CN CNB2004800206136A patent/CN100528786C/zh not_active Expired - Fee Related
- 2004-07-16 SI SI200430212T patent/SI1648840T2/sl unknown
- 2004-07-16 EP EP04741082.4A patent/EP1648840B2/de not_active Expired - Lifetime
- 2004-07-16 DE DE200420018827 patent/DE202004018827U1/de not_active Ceased
- 2004-07-16 UA UAA200601552A patent/UA88769C2/uk unknown
- 2004-07-16 WO PCT/EP2004/007940 patent/WO2005009917A1/de active IP Right Grant
- 2004-07-16 JP JP2006519890A patent/JP2009500268A/ja active Pending
- 2004-07-16 US US10/564,651 patent/US20070039522A1/en not_active Abandoned
- 2004-07-16 PL PL04741082T patent/PL1648840T3/pl unknown
- 2004-07-16 BR BRPI0412676 patent/BRPI0412676A/pt not_active IP Right Cessation
-
2006
- 2006-01-16 ZA ZA200600429A patent/ZA200600429B/en unknown
- 2006-01-17 EG EGNA2006000049 patent/EG24489A/xx active
- 2006-02-09 NO NO20060640A patent/NO20060640L/no not_active Application Discontinuation
-
2007
- 2007-04-04 CY CY071100472T patent/CY1107528T1/el unknown
- 2007-04-13 HR HR20070161T patent/HRP20070161T3/xx unknown
-
2012
- 2012-02-13 US US13/371,783 patent/US8808451B2/en not_active Expired - Fee Related
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