FR2201117A2 - Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases - Google Patents

Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases

Info

Publication number
FR2201117A2
FR2201117A2 FR7234076A FR7234076A FR2201117A2 FR 2201117 A2 FR2201117 A2 FR 2201117A2 FR 7234076 A FR7234076 A FR 7234076A FR 7234076 A FR7234076 A FR 7234076A FR 2201117 A2 FR2201117 A2 FR 2201117A2
Authority
FR
France
Prior art keywords
reaction
gases
sulphur
ammonia
pptn
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
FR7234076A
Other languages
English (en)
French (fr)
Other versions
FR2201117B2 (cg-RX-API-DMAC10.html
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR7234076A priority Critical patent/FR2201117A2/fr
Publication of FR2201117A2 publication Critical patent/FR2201117A2/fr
Application granted granted Critical
Publication of FR2201117B2 publication Critical patent/FR2201117B2/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
    • C01B17/05—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
FR7234076A 1972-09-26 1972-09-26 Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases Granted FR2201117A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7234076A FR2201117A2 (en) 1972-09-26 1972-09-26 Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7234076A FR2201117A2 (en) 1972-09-26 1972-09-26 Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases

Publications (2)

Publication Number Publication Date
FR2201117A2 true FR2201117A2 (en) 1974-04-26
FR2201117B2 FR2201117B2 (cg-RX-API-DMAC10.html) 1975-03-14

Family

ID=9104811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7234076A Granted FR2201117A2 (en) 1972-09-26 1972-09-26 Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases

Country Status (1)

Country Link
FR (1) FR2201117A2 (cg-RX-API-DMAC10.html)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
FR2201117B2 (cg-RX-API-DMAC10.html) 1975-03-14

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