FR2278383A1 - Procede de decontamination de cyanure d'hydrogene gazeux et de gaz nitreux et application de ce procede a la decontamination de matieres solides contenant des cyanures et des nitrites - Google Patents

Procede de decontamination de cyanure d'hydrogene gazeux et de gaz nitreux et application de ce procede a la decontamination de matieres solides contenant des cyanures et des nitrites

Info

Publication number
FR2278383A1
FR2278383A1 FR7522176A FR7522176A FR2278383A1 FR 2278383 A1 FR2278383 A1 FR 2278383A1 FR 7522176 A FR7522176 A FR 7522176A FR 7522176 A FR7522176 A FR 7522176A FR 2278383 A1 FR2278383 A1 FR 2278383A1
Authority
FR
France
Prior art keywords
detoxification
opt
gas phase
nitrous gases
phase reaction
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.)
Granted
Application number
FR7522176A
Other languages
English (en)
French (fr)
Other versions
FR2278383B1 (de
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.)
FAIRTEC AG
Original Assignee
FAIRTEC 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 FAIRTEC AG filed Critical FAIRTEC AG
Publication of FR2278383A1 publication Critical patent/FR2278383A1/fr
Application granted granted Critical
Publication of FR2278383B1 publication Critical patent/FR2278383B1/fr
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
    • B01D53/54—Nitrogen compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Treating Waste Gases (AREA)
  • Processing Of Solid Wastes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
FR7522176A 1974-07-17 1975-07-16 Procede de decontamination de cyanure d'hydrogene gazeux et de gaz nitreux et application de ce procede a la decontamination de matieres solides contenant des cyanures et des nitrites Granted FR2278383A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH984474A CH604856A5 (de) 1974-07-17 1974-07-17

Publications (2)

Publication Number Publication Date
FR2278383A1 true FR2278383A1 (fr) 1976-02-13
FR2278383B1 FR2278383B1 (de) 1979-04-27

Family

ID=4356269

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522176A Granted FR2278383A1 (fr) 1974-07-17 1975-07-16 Procede de decontamination de cyanure d'hydrogene gazeux et de gaz nitreux et application de ce procede a la decontamination de matieres solides contenant des cyanures et des nitrites

Country Status (5)

Country Link
JP (1) JPS5140372A (de)
CH (1) CH604856A5 (de)
DE (1) DE2531720A1 (de)
FR (1) FR2278383A1 (de)
IT (1) IT1041394B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3742948C1 (de) * 1987-12-18 1989-01-26 Gerling Inst Pro Schadenforsch Verfahren zur Entfernung und zur qualitativ-analytischen Bestimmung von Cyanid in verunreinigten Boeden
AT389823B (de) * 1988-05-13 1990-02-12 Chemie Holding Ag Verfahren zur selektiven entfernung und vernichtung von cyanwasserstoff aus einem gemisch mit nitrosegasen

Also Published As

Publication number Publication date
DE2531720A1 (de) 1976-02-05
CH604856A5 (de) 1978-09-15
IT1041394B (it) 1980-01-10
JPS5140372A (en) 1976-04-05
FR2278383B1 (de) 1979-04-27

Similar Documents

Publication Publication Date Title
ATE29154T1 (de) Verfahren zur oberflaechenhaertung von metallteilen.
GB1464217A (en) Process for producing austenitic ferrous alloys
Koubek Photochemically induced oxidation of refractory organics with hydrogen peroxide
FR2278383A1 (fr) Procede de decontamination de cyanure d'hydrogene gazeux et de gaz nitreux et application de ce procede a la decontamination de matieres solides contenant des cyanures et des nitrites
ATE127707T1 (de) Verfahren zur oxidativen reinigung von stickoxide enthaltenden abgasen.
ES470814A1 (es) Un procedimiento de contacto gas-liquido para fabricar acidonitrico
GB1355848A (en) Process for the decontamination of exhaust gases
CA1234962A (en) PREPARATION AND USE OF NITROGEN FERTILIZER SOLUTIONS ON A FARM SITE
ES2008665A4 (es) Metodo para fabricar un catalizador para reducir los oxidos nitricos en gases de escape.
GB1229107A (de)
ES448675A1 (es) Procedimiento de obtencion de acido nitrico de concentracionsuperior a la azeotropica.
GB939652A (en) A process for effecting selective reduction of oxides of nitrogen in a gas containing oxides of nitrogen and free oxygen
FR2278384A1 (fr) Procede de decontamination de gaz contenant des gaz nitreux et/ou du cyanure d'hydrogene
ES485136A1 (es) Un procedimiento para la preparacion de acido nitrico
FR2090709A5 (en) Catalytic purificn of combustion gases
Pannu Nitric acid
ES8201034A1 (es) Procedimiento e instalacion de recuperacion continua de oxidos de nitrogeno de una mezcla gaseosa.
Osa et al. Liquid phase catalytic oxidation of nitric oxide with nitric acid
FR2369210A1 (fr) Procede reduisant les taux de rejet en oxydes d
GB1434337A (en) Process for producing cyanogen by oxidizing hydrocyanic acid
ES290313A1 (es) Procedimiento para obtener nitrito amónico sustancialmente libre de nitrato
ES469080A1 (es) Un procedimiento para la recuperacion de nh3 y so2 a partir de una sal amonica de acido sulfurico.
FR2140774A6 (en) Concentrated nitric acid - absorption process obviating weak nitric acid production
SU430053A1 (ru) СПОСОБ АВТОМАТИЧЕСКОГО PEГУЛИPOBAH^Фшщ eHOiiEPTii
JPS529675A (en) A process of decomposing and reducing nitrogen oxides in exhaust combu stion gases

Legal Events

Date Code Title Description
ST Notification of lapse