DE3541471C2 - - Google Patents

Info

Publication number
DE3541471C2
DE3541471C2 DE3541471A DE3541471A DE3541471C2 DE 3541471 C2 DE3541471 C2 DE 3541471C2 DE 3541471 A DE3541471 A DE 3541471A DE 3541471 A DE3541471 A DE 3541471A DE 3541471 C2 DE3541471 C2 DE 3541471C2
Authority
DE
Germany
Prior art keywords
gypsum
flue gas
stage
spray dryer
chloride
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE3541471A
Other languages
German (de)
English (en)
Other versions
DE3541471A1 (de
Inventor
Heinz Dipl.-Ing. Hoelter
Heinrich Dipl.-Ing. 4390 Gladbeck De Igelbuescher
Heinrich Ing.(Grad.) 4600 Dortmund De Gresch
Heribert Dipl.-Ing. 4390 Gladbeck De Dewert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19853541471 priority Critical patent/DE3541471A1/de
Priority to PCT/EP1986/000572 priority patent/WO1987002269A1/de
Priority to EP86905803A priority patent/EP0241496A1/de
Publication of DE3541471A1 publication Critical patent/DE3541471A1/de
Application granted granted Critical
Publication of DE3541471C2 publication Critical patent/DE3541471C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/20—Halides
    • C01F11/24—Chlorides
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
DE19853541471 1985-10-11 1985-11-23 So(pfeil abwaerts)2(pfeil abwaerts)- und/oder so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-waesche mit vorgesetzter calciumchlorid-gewinnung Granted DE3541471A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19853541471 DE3541471A1 (de) 1985-11-23 1985-11-23 So(pfeil abwaerts)2(pfeil abwaerts)- und/oder so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-waesche mit vorgesetzter calciumchlorid-gewinnung
PCT/EP1986/000572 WO1987002269A1 (en) 1985-10-11 1986-10-08 Process for simultaneous extraction of so2 and nox contained in waste gases
EP86905803A EP0241496A1 (de) 1985-10-11 1986-10-08 Verfahren zur simultanen so2- und nox-abscheidung aus rauchgasen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853541471 DE3541471A1 (de) 1985-11-23 1985-11-23 So(pfeil abwaerts)2(pfeil abwaerts)- und/oder so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-waesche mit vorgesetzter calciumchlorid-gewinnung

Publications (2)

Publication Number Publication Date
DE3541471A1 DE3541471A1 (de) 1987-05-27
DE3541471C2 true DE3541471C2 (enrdf_load_stackoverflow) 1988-05-26

Family

ID=6286663

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853541471 Granted DE3541471A1 (de) 1985-10-11 1985-11-23 So(pfeil abwaerts)2(pfeil abwaerts)- und/oder so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-waesche mit vorgesetzter calciumchlorid-gewinnung

Country Status (1)

Country Link
DE (1) DE3541471A1 (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3305120C2 (de) * 1983-02-15 1986-10-30 Uhde Gmbh, 4600 Dortmund Verfahren zur zweistufigen Rauchgasreinigung mittels Absorption
DE3310716C2 (de) * 1983-03-24 1986-10-09 Uhde Gmbh, 4600 Dortmund Verfahren zur absorptiven Entfernung von HCL und SO↓2↓ aus Rauchgas

Also Published As

Publication number Publication date
DE3541471A1 (de) 1987-05-27

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation