IT1057932B - Dispositivo e procedimento per l allontanamento di ossidi di azoto da gas di scarico - Google Patents

Dispositivo e procedimento per l allontanamento di ossidi di azoto da gas di scarico

Info

Publication number
IT1057932B
IT1057932B IT48410/76A IT4841076A IT1057932B IT 1057932 B IT1057932 B IT 1057932B IT 48410/76 A IT48410/76 A IT 48410/76A IT 4841076 A IT4841076 A IT 4841076A IT 1057932 B IT1057932 B IT 1057932B
Authority
IT
Italy
Application number
IT48410/76A
Original Assignee
Didier Eng
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 Didier Eng filed Critical Didier Eng
Application granted granted Critical
Publication of IT1057932B publication Critical patent/IT1057932B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
    • B01J8/0446—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical
    • B01J8/0476—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more otherwise shaped beds
    • B01J8/048—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more otherwise shaped beds the beds being superimposed one above the other
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8631—Processes characterised by a specific device

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
IT48410/76A 1975-03-21 1976-03-04 Dispositivo e procedimento per l allontanamento di ossidi di azoto da gas di scarico IT1057932B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2512410A DE2512410C3 (de) 1975-03-21 1975-03-21 Verfahren zur Entfernung von Stickoxiden und Anlage zur Durchführung des Verfahrens

Publications (1)

Publication Number Publication Date
IT1057932B true IT1057932B (it) 1982-03-30

Family

ID=5942007

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48410/76A IT1057932B (it) 1975-03-21 1976-03-04 Dispositivo e procedimento per l allontanamento di ossidi di azoto da gas di scarico

Country Status (10)

Country Link
US (1) US4087250A (it)
JP (1) JPS6015377B2 (it)
BE (1) BE839802A (it)
CA (1) CA1084243A (it)
DE (1) DE2512410C3 (it)
ES (1) ES446155A1 (it)
FR (1) FR2304389A1 (it)
IT (1) IT1057932B (it)
LU (1) LU74606A1 (it)
NL (1) NL7602725A (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5479160A (en) * 1977-12-07 1979-06-23 Hitachi Ltd Denitration method for exhaust gas
US4246234A (en) * 1978-05-26 1981-01-20 New England Power Service Company Method and apparatus for reducing nitric oxide
US4393031A (en) * 1979-02-22 1983-07-12 Werner Henke Process for efficiently removing oxides of nitrogen from exhaust gas
US4344920A (en) * 1981-07-21 1982-08-17 Isserlis Morris D Air pollution control system
DE3332663C2 (de) * 1983-09-10 1987-02-19 L. & C. Steinmüller GmbH, 5270 Gummersbach Verfahren zur Optimierung der Reduktion von NO↓x↓ in Rauchgasen aus mit fossilen Brennstoffen befeuerten Feuerungseinrichtungen
DE3563820D1 (en) * 1984-04-05 1988-08-25 Linde Ag Process and apparatus for eliminating undesirable gaseous substances from fumes
DE3415682C2 (de) * 1984-04-27 1987-04-09 Davy McKee AG, 6000 Frankfurt Verfahren zur NO↓x↓-Entfernung aus Rauchgasen
DE3430870A1 (de) * 1984-08-22 1986-02-27 Didier Engineering Gmbh, 4300 Essen Verfahren zur abgasreinigung
JPS6155501A (ja) * 1984-08-24 1986-03-20 株式会社日立製作所 排熱回収ボイラ
JPH0615015B2 (ja) * 1984-11-12 1994-03-02 バブコツク日立株式会社 触媒サンプリング装置
DE3523326A1 (de) * 1985-06-29 1987-01-08 Steag Ag Verfahren zur abscheidung von no(pfeil abwaerts)x(pfeil abwaerts) aus gasen, insbesondere rauchgasen
DE3532207A1 (de) * 1985-09-10 1987-03-19 Didier Eng Verfahren zur herstellung von katalysatorformlingen
DE3543858A1 (de) * 1985-12-12 1987-06-19 Didier Werke Ag Verfahren zur herstellung eines katalysators zur stickoxidreduzierung von abgasen
US4869890A (en) * 1988-04-05 1989-09-26 Air Products And Chemicals, Inc. Control of nitric acid plant stack opacity during start-up and shutdown
US5743929A (en) * 1995-08-23 1998-04-28 The Boc Group, Inc. Process for the production of high purity carbon dioxide
US20040143149A1 (en) * 2002-08-02 2004-07-22 Decourcy Michael Stanley Method for reducing nitrogen oxide emissions in industrial process
DE102009017215A1 (de) * 2009-04-09 2010-10-14 Linde-Kca-Dresden Gmbh Verfahren und Vorrichtung zur Behandlung eines kohlendioxidhaltigen Gasstroms
DE102016206872A1 (de) * 2016-04-22 2017-10-26 Thyssenkrupp Ag Verfahren zur Verminderung der NOx-Abgaskonzentration in einer Anlage zur Herstellung von Salpetersäure beim Ab- und/oder Anfahren der Anlage
US10556796B2 (en) * 2016-09-19 2020-02-11 Stamicarbon B.V. Plant and process for producing nitric acid

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1452145A (en) * 1922-03-14 1923-04-17 Cederberg Ivar Walfrid Apparatus and method for carrying out catalytic oxidation of ammonia with oxygen
US2142678A (en) * 1934-12-31 1939-01-03 Solvay Process Co Preparation of phthalic anhydride
US3126435A (en) * 1956-07-25 1964-03-24 Production of regenerated cellulose
US2970034A (en) * 1957-04-05 1961-01-31 Engelhard Ind Inc Method of purifying gases containing oxygen and oxides of nitrogen
US3008796A (en) * 1958-06-05 1961-11-14 Engelhard Ind Inc Method of purifying gases containing oxygen and oxides of nitrogen
US3053613A (en) * 1959-06-25 1962-09-11 Engelhard Ind Inc Method of purifying gases containing oxygen and oxides of nitrogen
US3198727A (en) * 1960-05-25 1965-08-03 Socony Mobil Oil Co Inc Quasi-isothermal hydrocarbon conversion and reactor therefor
US3279884A (en) * 1963-10-31 1966-10-18 Basf Ag Selective removal of oxides of nitrogen from gas mixtures containing oxygen
DE1259298B (de) * 1964-08-29 1968-01-25 Hamburger Gaswerke Gmbh Verfahren zur Entfernung von Stickoxyden aus Gasen durch katalytische Reduktion derselben zu Stickstoff
US3467492A (en) * 1964-11-06 1969-09-16 Chemical Construction Corp Elimination of nitrogen oxides from gas streams
US3567367A (en) * 1968-08-20 1971-03-02 Grace W R & Co Method of removing nitrogen oxides from gases
US3599427A (en) * 1969-09-22 1971-08-17 Ford Motor Co Exhaust gas purification
US3927182A (en) * 1971-02-25 1975-12-16 James Basil Powell Process for making nitric acid by the ammonia oxidation-nitric oxide oxidation-water absorption method
US3897539A (en) * 1971-10-31 1975-07-29 Inst Gas Technology Tail gas nitrogen oxide abatement process
JPS5225884B2 (it) * 1971-12-29 1977-07-11
US3901821A (en) * 1974-03-18 1975-08-26 Air Prod & Chem Multi-component catalyst
US3977832A (en) * 1975-01-20 1976-08-31 Air Products And Chemicals, Inc. System for control of a nitric acid plant

Also Published As

Publication number Publication date
JPS6015377B2 (ja) 1985-04-19
DE2512410C3 (de) 1985-04-18
FR2304389B1 (it) 1980-09-05
DE2512410A1 (de) 1976-09-23
LU74606A1 (it) 1976-09-01
CA1084243A (en) 1980-08-26
DE2512410B2 (de) 1977-11-03
BE839802A (fr) 1976-07-16
NL7602725A (nl) 1976-09-23
ES446155A1 (es) 1977-06-01
US4087250A (en) 1978-05-02
FR2304389A1 (fr) 1976-10-15
JPS51117170A (en) 1976-10-15

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