AT152634T - Method for nickeling the exhaust gases contained in the production of cement - Google Patents

Method for nickeling the exhaust gases contained in the production of cement

Info

Publication number
AT152634T
AT152634T AT94200668T AT94200668T AT152634T AT 152634 T AT152634 T AT 152634T AT 94200668 T AT94200668 T AT 94200668T AT 94200668 T AT94200668 T AT 94200668T AT 152634 T AT152634 T AT 152634T
Authority
AT
Austria
Prior art keywords
nickeling
cement
production
exhaust gases
gases contained
Prior art date
Application number
AT94200668T
Other languages
German (de)
Inventor
Joachim Eschenburg
Hans Beisswenger
Original Assignee
Metallgesellschaft Ag
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 to DE19934313479 priority Critical patent/DE4313479C1/en
Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of AT152634T publication Critical patent/AT152634T/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/053Sulfates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/8621Removing nitrogen compounds
    • B01D53/8625Nitrogen oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/8621Removing nitrogen compounds
    • B01D53/8625Nitrogen oxides
    • B01D53/8628Processes characterised by a specific catalyst
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00Hydraulic cements
    • C04B7/36Manufacture of hydraulic cements in general
    • C04B7/364Avoiding environmental pollution during cement-manufacturing
AT94200668T 1993-04-24 1994-03-16 Method for nickeling the exhaust gases contained in the production of cement AT152634T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19934313479 DE4313479C1 (en) 1993-04-24 1993-04-24 Method of removing nitrogen oxide gases from off-gas of cement production - by adding ammonia and passing over catalyst.

Publications (1)

Publication Number Publication Date
AT152634T true AT152634T (en) 1997-05-15

Family

ID=6486295

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94200668T AT152634T (en) 1993-04-24 1994-03-16 Method for nickeling the exhaust gases contained in the production of cement

Country Status (3)

Country Link
EP (1) EP0622108B1 (en)
AT (1) AT152634T (en)
DE (1) DE4313479C1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4417453C1 (en) * 1994-05-19 1996-01-04 Metallgesellschaft Ag Process for the denitrification of an exhaust gas
DE19600869A1 (en) 1996-01-12 1997-07-17 Metallgesellschaft Ag Process for the denitrification of smoke gases
DE19652739C2 (en) * 1996-12-18 1999-03-11 Metallgesellschaft Ag Process for the catalytic decomposition of nitrogen oxides
DE19652740C2 (en) * 1996-12-18 1999-03-11 Metallgesellschaft Ag Process for denitrification of the waste gases from the production of cement
DE19717771C2 (en) * 1997-04-26 2000-01-20 Metallgesellschaft Ag Process for the removal of nitrogen oxides from the waste gases resulting from the production of cement
DE19728699A1 (en) * 1997-07-04 1999-02-11 Metallgesellschaft Ag Process for the catalytic reduction of nitrogen oxides
AU6994400A (en) * 1999-09-24 2001-04-30 F.L. Smidth & Co A/S Method for reducing nox emission from a plant for manufacturing cement clinker
DE19962536A1 (en) * 1999-12-23 2001-07-05 Kloeckner Humboldt Wedag Process for the thermal treatment of meal-like raw materials
DE102004018571A1 (en) * 2004-04-16 2005-11-03 Polysius Ag Plant and process for the production of cement clinker
IT1392912B1 (en) * 2008-12-23 2012-04-02 Italcementi Spa Process for purifying a flue gas stream coming from a manufacturing plant of clinker and related apparatus
DE102011001773B4 (en) * 2011-04-04 2013-01-24 Thyssenkrupp Polysius Ag Process and plant for the production of cement clinker
DE102013016701B4 (en) * 2013-10-08 2017-06-14 Khd Humboldt Wedag Gmbh Process for the denitrification of bypass exhaust gases in a plant for the production of cement clinker and plant for the production of cement clinker
EP3085431A1 (en) * 2015-04-24 2016-10-26 HeidelbergCement AG Treatment of exhaust gases from the production of concrete
DE102016207313A1 (en) * 2016-04-28 2017-11-02 Thyssenkrupp Ag Plant for the production of cement or processing of ores and method for operating such a plant
EP3299080B1 (en) 2016-09-26 2019-11-06 HeidelbergCement AG Method for controlling ammonia content in cement flue gas and cement plant with controlled ammonia emission
EP3428534A1 (en) 2017-07-13 2019-01-16 Steinmüller Engineering GmbH Highly heat resistant, highly erosion resistant lance system, reaction space containing the lance system and method for reducing the concentration of pollutants in combustion gases
EP3650756A1 (en) 2018-11-07 2020-05-13 Steinmüller Engineering GmbH Demounatble lance system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900554A (en) * 1973-03-16 1975-08-19 Exxon Research Engineering Co Method for the reduction of the concentration of no in combustion effluents using ammonia
JPS556591B2 (en) * 1975-07-23 1980-02-18
JPS5850768B2 (en) * 1975-12-16 1983-11-12 Shinnippon Seitetsu Kagaku Kogyo Kk
DE3542145C2 (en) * 1985-11-28 1988-05-26 Krupp Polysius Ag, 4720 Beckum, De
DE4125004C2 (en) * 1991-07-27 1995-02-09 Metallgesellschaft Ag Process for denitrification of the waste gases from the production of cement

Also Published As

Publication number Publication date
EP0622108A1 (en) 1994-11-02
EP0622108B1 (en) 1997-05-07
DE4313479C1 (en) 1994-06-16

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee