NO863274L - Fremgangsmaate og apparat for reduksjon av nitrogen-oksydinnholdet i avgasser fra absorpsjonskolonner for fremstilling av salpetersyre. - Google Patents

Fremgangsmaate og apparat for reduksjon av nitrogen-oksydinnholdet i avgasser fra absorpsjonskolonner for fremstilling av salpetersyre.

Info

Publication number
NO863274L
NO863274L NO863274A NO863274A NO863274L NO 863274 L NO863274 L NO 863274L NO 863274 A NO863274 A NO 863274A NO 863274 A NO863274 A NO 863274A NO 863274 L NO863274 L NO 863274L
Authority
NO
Norway
Prior art keywords
plates
column
absorption
liquid level
relation
Prior art date
Application number
NO863274A
Other languages
English (en)
Other versions
NO162336B (no
NO863274D0 (no
NO162336C (no
Inventor
Gunnar Kongshaug
Gloer Thorvald Mejdell
Knut Mathisen
Original Assignee
Norsk Hydro As
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 Norsk Hydro As filed Critical Norsk Hydro As
Priority to NO863274A priority Critical patent/NO162336C/no
Publication of NO863274D0 publication Critical patent/NO863274D0/no
Priority to DE198787111782T priority patent/DE256533T1/de
Priority to EP87111782A priority patent/EP0256533B1/en
Priority to AT87111782T priority patent/ATE81836T1/de
Priority to ES198787111782T priority patent/ES2035006T3/es
Priority to DE8787111782T priority patent/DE3782374T2/de
Publication of NO863274L publication Critical patent/NO863274L/no
Publication of NO162336B publication Critical patent/NO162336B/no
Publication of NO162336C publication Critical patent/NO162336C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
    • C01B21/38—Nitric acid
    • C01B21/40—Preparation by absorption of oxides of nitrogen
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO863274A 1986-08-13 1986-08-13 Fremgangsmaate og apparat for reduksjon av nitrogenoksydinnholdet i avgasser fra absorpsjonskolonne for fremstillingav salpetersyre. NO162336C (no)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NO863274A NO162336C (no) 1986-08-13 1986-08-13 Fremgangsmaate og apparat for reduksjon av nitrogenoksydinnholdet i avgasser fra absorpsjonskolonne for fremstillingav salpetersyre.
DE198787111782T DE256533T1 (de) 1986-08-13 1987-08-13 Verfahren und vorrichtung zur verminderung des gehaltes an stickstoffoxiden in abgasen der absorptionssaeule zur herstellung von salpetersaeure.
EP87111782A EP0256533B1 (en) 1986-08-13 1987-08-13 Method and apparatus for reduction of the nitrogen oxide content in effluent gases from absorption column for manufacture of nitric acid
AT87111782T ATE81836T1 (de) 1986-08-13 1987-08-13 Verfahren und vorrichtung zur verminderung des gehaltes an stickstoffoxiden in abgasen der absorptionssaeule zur herstellung von salpetersaeure.
ES198787111782T ES2035006T3 (es) 1986-08-13 1987-08-13 Metodo y aparato para la reduccion del contenido de oxido de nitrogeno en gases efluentes de la columna de absorcion para la fabricacion de acido nitrico.
DE8787111782T DE3782374T2 (de) 1986-08-13 1987-08-13 Verfahren und vorrichtung zur verminderung des gehaltes an stickstoffoxiden in abgasen der absorptionssaeule zur herstellung von salpetersaeure.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO863274A NO162336C (no) 1986-08-13 1986-08-13 Fremgangsmaate og apparat for reduksjon av nitrogenoksydinnholdet i avgasser fra absorpsjonskolonne for fremstillingav salpetersyre.

Publications (4)

Publication Number Publication Date
NO863274D0 NO863274D0 (no) 1986-08-13
NO863274L true NO863274L (no) 1988-02-15
NO162336B NO162336B (no) 1989-09-04
NO162336C NO162336C (no) 1989-12-13

Family

ID=19889135

Family Applications (1)

Application Number Title Priority Date Filing Date
NO863274A NO162336C (no) 1986-08-13 1986-08-13 Fremgangsmaate og apparat for reduksjon av nitrogenoksydinnholdet i avgasser fra absorpsjonskolonne for fremstillingav salpetersyre.

Country Status (5)

Country Link
EP (1) EP0256533B1 (no)
AT (1) ATE81836T1 (no)
DE (2) DE3782374T2 (no)
ES (1) ES2035006T3 (no)
NO (1) NO162336C (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3801490A1 (de) * 1988-01-20 1989-08-03 Uhde Gmbh Verfahren und vorrichtung zur herstellung von salpetersaeure durch oxidation und absorption von stickoxiden
RU2203851C2 (ru) * 2000-09-27 2003-05-10 Открытое акционерное общество "Концерн Стирол" Установка для производства азотной кислоты
UA43521A (uk) * 2000-12-19 2001-12-17 Відкрите Акціонерне Товариство "Концерн Стирол" Спосіб отримання азотної кислоти
RU2248936C2 (ru) * 2000-12-19 2005-03-27 Открытое акционерное общество "Концерн Стирол" Способ производства азотной кислоты
CN108479349B (zh) * 2018-04-25 2020-12-11 金智慧 一种工业硝酸制备系统
EP3904280A1 (en) 2020-04-29 2021-11-03 Yara International ASA Absorption column comprising a feed box having a serrated weir and a structured packing and process for the production of nitric acid
CN114307595B (zh) * 2021-12-02 2023-03-24 赛鼎工程有限公司 一种复合型硝酸生产用高效吸收塔及制备酸的方法
CN114288835B (zh) * 2021-12-02 2023-04-14 赛鼎工程有限公司 提高65％-68％高浓度稀酸制备过程中氧化度及效率的结构及方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2206495A (en) * 1938-03-30 1940-07-02 American Cyanamid Co Absorption system for nitric acid
BE599188A (no) * 1960-01-20
FR2486513A1 (fr) * 1980-07-11 1982-01-15 Rhone Poulenc Ind Procede de traitement d'un courant gazeux contenant des oxydes d'azote et de l'oxygene

Also Published As

Publication number Publication date
ES2035006T3 (es) 1993-04-16
NO162336B (no) 1989-09-04
EP0256533A2 (en) 1988-02-24
NO863274D0 (no) 1986-08-13
DE256533T1 (de) 1988-06-09
DE3782374T2 (de) 1993-03-11
DE3782374D1 (de) 1992-12-03
EP0256533B1 (en) 1992-10-28
EP0256533A3 (en) 1988-07-27
ATE81836T1 (de) 1992-11-15
NO162336C (no) 1989-12-13

Similar Documents

Publication Publication Date Title
SE8401032D0 (sv) A way to oxidize sludge with high solid matter content, and a counterbubble reactor for implementing this way
NO863274L (no) Fremgangsmaate og apparat for reduksjon av nitrogen-oksydinnholdet i avgasser fra absorpsjonskolonner for fremstilling av salpetersyre.
EP0956928A4 (en) METHOD AND DEVICE FOR CLEANING ARGON
RU93056193A (ru) Способ получения богатого окисью углерода газа
ES2085448T3 (es) Procedimiento de elaboracion de una atmosfera de tratamiento termico.
ATE64584T1 (de) Verfahren zur biologischen abluft- und abwasserreinigung.
SE8103650L (sv) Sett och apparat for kombinering av gasformigt vete och syre
JPS6480431A (en) Method for reduction of nitrogen oxides
ZA818051B (en) Process for the removal of acid gases,in particular carbon dioxide,from gas mixtures
DE3560288D1 (en) Method and apparatus for controlling the co2/02 concentrations of a space for example a cooling cell
GB1285588A (en) Improvements in or relating to the purification of gaseous effluents
DE69108102D1 (de) Verfahren zur Gewinnung von Maleinsäureanhydrid aus Reaktionsgasgemischen.
FI843666L (fi) Foerfarande foer behandling av en gasstroem innehaollande kvaeveoxider.
DK497087D0 (da) Fremgangsmaade og indretning til kontinuerlig mikrobiologisk denitrifikation af grundvand
ES8607182A1 (es) Procedimiento para la separacion selectiva del hidrogeno sulfurado de mezclas gaseosas que contengan tambien anhidri-do carbonico
DE3871365D1 (de) Verfahren und vorrichtung zur herstellung von salpetersaeure durch oxidation und absorption von stickoxiden.
IT1225748B (it) Filtro a compost a rinnovo continuo del letto filtrante per la depurazione e deodorizzazione delle emissioni gassose svolte nel corso dei processi di compostaggio dei rifiuti solidi urbani (rsu) e rifiuti assimilabili agli urbani
FR2401895A1 (fr) Procede de recuperation de la methacroleine d'un courant gazeux par absorption dans de l'acide acetique liquide
JPS6415991A (en) Catalyst for purification of oscillation medium of carbon dioxide laser
DE3161128D1 (en) Process for producing solutions of complex fluorides of tin (ii)
ES8203062A1 (es) Procedimiento para purificar acido clorhidrico procedente deun proceso de conversion
JPS56100621A (en) Improvement of performance of stack gas desulfurization apparatus
FR2575306B1 (fr) Procede de regulation de la charge d'amine sur une colonne d'epuration du gaz naturel
TH19692A (th) กระบวนการสำหรับผลิตเหล็กรูพรุนและหน่วนผลิตที่ใช้ในการผลิต
JPS56168817A (en) Absorbing and separating method for gaseous mixture