GR70011B - - Google Patents

Info

Publication number
GR70011B
GR70011B GR62981A GR800162981A GR70011B GR 70011 B GR70011 B GR 70011B GR 62981 A GR62981 A GR 62981A GR 800162981 A GR800162981 A GR 800162981A GR 70011 B GR70011 B GR 70011B
Authority
GR
Greece
Prior art keywords
gas
absorption
bubble columns
advantageous
case
Prior art date
Application number
GR62981A
Other languages
English (en)
Inventor
Peter Herbrechtsmeier
Rudolf Steiner
Herbert Vilcsek
Original Assignee
Hoechst 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
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of GR70011B publication Critical patent/GR70011B/el

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
    • 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
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Silicon Compounds (AREA)
GR62981A 1979-09-29 1980-09-27 GR70011B (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792939674 DE2939674A1 (de) 1979-09-29 1979-09-29 Verfahren zur absorption nitroser gase

Publications (1)

Publication Number Publication Date
GR70011B true GR70011B (el) 1982-07-23

Family

ID=6082330

Family Applications (1)

Application Number Title Priority Date Filing Date
GR62981A GR70011B (el) 1979-09-29 1980-09-27

Country Status (8)

Country Link
US (1) US4309396A (el)
EP (1) EP0026418B1 (el)
JP (1) JPS5658523A (el)
AT (1) ATE6129T1 (el)
DE (2) DE2939674A1 (el)
ES (1) ES8105233A1 (el)
GR (1) GR70011B (el)
PT (1) PT71848B (el)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3008012A1 (de) * 1980-03-01 1981-09-10 Nukem Gmbh, 6450 Hanau Verfahren und vorrichtung zur entfernung von nitrosen gasen aus gasgemischen
US4400362A (en) * 1981-11-04 1983-08-23 Lerner Bernard J Removal of nitrogen oxides from gas
FR2551990B1 (fr) * 1983-09-21 1985-12-13 Rhone Poulenc Chim Base Procede de traitement d'un courant gazeux contenant des oxydes d'azote
AT383506B (de) * 1985-08-22 1987-07-10 Schmid Peter J Verfahren zur entfernung und verwertung von stickoxiden in rauchgasen
DE3533595A1 (de) * 1985-09-20 1987-04-02 Nitsche Manfred Verfahren zum abscheiden von wasserdampf, loesungsmitteln und/oder schadstoffen aus einem gasstrom und vorrichtung zur durchfuehrung des verfahrens
CH673409A5 (el) * 1987-07-09 1990-03-15 Escher Wyss Gmbh
DE8816580U1 (el) * 1988-01-20 1989-12-07 Uhde Gmbh, 4600 Dortmund, De
DE4027404A1 (de) * 1990-02-26 1991-08-29 Fritz Curtius Verfahren zur oxidation von nitrosen gasen (no) in einem gasstrom, durch eine waesche des gasstrom mit salpetersaeure
US6264909B1 (en) * 1996-02-29 2001-07-24 Drinkard Metalox, Inc. Nitric acid production and recycle
IT1283774B1 (it) * 1996-08-07 1998-04-30 Agip Petroli Processo di fischer-tropsch con reattore a colonna a bolle multistadio
US6165435A (en) * 1998-12-24 2000-12-26 Praxair Technology, Inc. Method and production of nitric acid
US20050214193A1 (en) * 2004-03-25 2005-09-29 D Ottone Luca Nitric oxide purification method and apparatus
CA2819562C (en) 2010-12-01 2018-08-07 The University Of Sydney Process for producing ammonium nitrate
CA2819712C (en) * 2010-12-01 2019-02-26 Orica International Pte Ltd Process for producing nitric acid
CA2924517C (en) * 2013-09-16 2019-08-20 Savannah River Nuclear Solutions, Llc Mass transfer apparatus and method for separation of gases
JP2015150521A (ja) * 2014-02-17 2015-08-24 泰弘 加藤 廃ガス浄化方法及び装置
DE102015122209A1 (de) * 2015-12-18 2017-02-16 Basf Se Kolonne zur thermischen Behandlung von fluiden Gemischen
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 (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1355357A (en) * 1919-02-24 1920-10-12 Quinan Kenneth Bingham Production of nitric acid
US2072947A (en) * 1930-12-26 1937-03-09 Solvay Process Co Process for reacting nitrogen tetroxide with aqueous liquids
DE1176309B (de) * 1962-06-06 1964-08-20 Linde Eismasch Ag Verfahren und Vorrichtung zur Entfernung von Stickoxyd aus solches enthaltenden Gasgemischen
DE1767201C3 (de) * 1968-04-11 1979-01-25 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Amidosulfonsäure
DE2058108A1 (de) * 1970-11-26 1972-05-31 Ernst Huerner & Co Gmbh Verfahren zur Beseitigung von Stickoxyden aus Abgasen und Vorrichtung fuer dieses
DE2141944C3 (de) * 1971-08-21 1978-10-19 Veba-Chemie Ag, 4660 Gelsenkirchenbuer Verfahren zur Absorption von nitrosehaltigen Abgasen
US3892837A (en) * 1972-07-25 1975-07-01 Fuji Kasui Eng Co Ltd Process for removing sulfur oxides from gases
CA1069675A (en) * 1975-03-13 1980-01-15 Chenoweth Development Laboratories Nitrogen oxide conversion process
GB1603630A (en) * 1977-06-16 1981-11-25 Boc Ltd Gas-liquid contact process
GB1587456A (en) * 1977-09-28 1981-04-01 Bolme D W Process for the removal of nitrogen oxides from industrial gases by use of oxidising solutions in which nitrates are the oxidants
DE2749550A1 (de) * 1977-11-05 1979-05-10 Hoechst Ag Verfahren zum absorbieren nitroser gase
US4183902A (en) * 1978-06-13 1980-01-15 Jgc Corporation Wet process for removing specific component from gas

Also Published As

Publication number Publication date
EP0026418A1 (de) 1981-04-08
DE3066504D1 (en) 1984-03-15
JPS5658523A (en) 1981-05-21
ES495269A0 (es) 1981-06-16
PT71848B (de) 1981-10-23
US4309396A (en) 1982-01-05
EP0026418B1 (de) 1984-02-08
ES8105233A1 (es) 1981-06-16
DE2939674A1 (de) 1981-04-09
ATE6129T1 (de) 1984-02-15
PT71848A (de) 1980-10-01

Similar Documents

Publication Publication Date Title
GR70011B (el)
IT1011077B (it) Processo per ridurre la concentra zione di ossido nitrico in gas effluenti dalla combustione
KR950033242A (ko) 화학 양론에서 극도로 벗어난 연소 방법
GB1494789A (en) Apparatus and process for removing solid and gaseous pollutants from a gas
US4603036A (en) Process for treatment of a gas stream containing nitrogen oxides
NO812362L (no) Fremgangsmaate for behandling av restgassblandinger inneholdende nitrogenoksyder og oksygen
JPS52126672A (en) Cleaning of burned and exhausted gas
GB978313A (en) Improvements in or relating to gas absorption in liquids
SU326844A1 (ru) Способ очистки газов от окислов азота
GB1124745A (en) Process and apparatus for the production of concentrated nitric acid
GB1031724A (en) Improvements in and relating to the production of ammonium sulphate
JPS5494473A (en) Vapor-liquid contacting apparatus and method
JPS56118035A (en) Treating method of gas containing formaldehyde
Baranov et al. Absorption of nitrogen oxide by sulfuric acid solutions
NICOLET The action of nitrogen oxides and hydrogen compounds on the photochemistry of the stratospheric ozone(Catalytic effect of nitric oxide and water vapor on stratospheric ozone photochemistry)
JPS51119382A (en) Ultralow temperature gas adsorbing refinary column
JPS5263179A (en) Hollow thread type membrane separation unit
DE3871365D1 (de) Verfahren und vorrichtung zur herstellung von salpetersaeure durch oxidation und absorption von stickoxiden.
HERBRECHTSMEIER et al. High efficiency ozone absorption in organically polluted water(downflow column)[Final Report, Oct. 1981]
BAKER Cycling zone adsorption, a new separation process(Cyclic changes in concentration produced in fluid flowing through fixed bed of solid adsorbent, governing separation by beds wave propagation properties)
GB1200832A (en) Improvements in or relating to gas-liquid reaction columns and methods of effecting gas-liquid reactions therein
JPS55124526A (en) Gas cell
GB1195261A (en) Process for the Manufacture of Nitric Acid
GB957250A (el)
JPS5643257A (en) Concentration of aqueous urea solution