FR2424229B2 - Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac - Google Patents

Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac

Info

Publication number
FR2424229B2
FR2424229B2 FR7812882A FR7812882A FR2424229B2 FR 2424229 B2 FR2424229 B2 FR 2424229B2 FR 7812882 A FR7812882 A FR 7812882A FR 7812882 A FR7812882 A FR 7812882A FR 2424229 B2 FR2424229 B2 FR 2424229B2
Authority
FR
France
Prior art keywords
ammonia
conversion
sulfur dioxide
ammonium sulfamate
sulfamate
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.)
Expired
Application number
FR7812882A
Other languages
English (en)
Other versions
FR2424229A2 (fr
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 FR7812882A priority Critical patent/FR2424229B2/fr
Priority to DE19792900426 priority patent/DE2900426A1/de
Priority to SE7900194A priority patent/SE7900194L/xx
Priority to NL7900175A priority patent/NL7900175A/xx
Priority to GB79765A priority patent/GB2011875B/en
Priority to IT19145/79A priority patent/IT1112006B/it
Priority to JP211679A priority patent/JPS54107498A/ja
Priority to US06/002,273 priority patent/US4220634A/en
Publication of FR2424229A2 publication Critical patent/FR2424229A2/fr
Application granted granted Critical
Publication of FR2424229B2 publication Critical patent/FR2424229B2/fr
Expired 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
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
    • 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
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/026—Preparation of ammonia from inorganic compounds
    • C01C1/028—Preparation of ammonia from inorganic compounds from ammonium sulfate or sulfite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
FR7812882A 1978-01-10 1978-04-27 Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac Expired FR2424229B2 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7812882A FR2424229B2 (fr) 1978-04-27 1978-04-27 Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac
DE19792900426 DE2900426A1 (de) 1978-01-10 1979-01-08 Verfahren zur umwandlung von ammonium- imidodisulfat, ammoniumsulfamat und ammoniumdithionat in schwefeldioxid und ammoniak
NL7900175A NL7900175A (nl) 1978-01-10 1979-01-09 Werkwijze voor de omzetting van ammoniumimidodisulfaat, ammoniumsulfamaat en ammoniumdithionaat in zwavel- dioxyde en ammoniak.
GB79765A GB2011875B (en) 1978-01-10 1979-01-09 Process for converting ammonium imidodisulphate ammonium sulphamate and ammonium dithionate to sulphur dioxide and ammonia
SE7900194A SE7900194L (sv) 1978-01-10 1979-01-09 Forfarande for overforing av ammoniumimidodisulfat, ammoniumsulfanat och ammoniumditionat till svaveldioxid och ammoniak
IT19145/79A IT1112006B (it) 1978-01-10 1979-01-09 Procedimento di conversione di imidodisolfato di ammonio,di sulfammato d'ammonio e di ditionato d'ammonio in biossido di zolfo e ammoniaca
JP211679A JPS54107498A (en) 1978-01-10 1979-01-10 Method of converting ammonium salts to sulfur dioxide and ammonia
US06/002,273 US4220634A (en) 1978-01-10 1979-01-10 Process for converting ammonium imidodisulfate, ammonium sulfamate and ammonium dithionate to sulfur dioxide and ammonia

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7812882A FR2424229B2 (fr) 1978-04-27 1978-04-27 Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac

Publications (2)

Publication Number Publication Date
FR2424229A2 FR2424229A2 (fr) 1979-11-23
FR2424229B2 true FR2424229B2 (fr) 1985-07-19

Family

ID=9207793

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7812882A Expired FR2424229B2 (fr) 1978-01-10 1978-04-27 Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac

Country Status (1)

Country Link
FR (1) FR2424229B2 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2184429A2 (en) * 1971-05-27 1973-12-28 Inst Francais Du Petrole Sulphur dioxide and ammonia from ammonium sulphate - by heating with at least stoichiometric quantities of sulphur,hydrogen, sulphide,ammonium thio-cyanate or carbon monoxide
FR2138545B1 (fr) * 1971-05-27 1973-05-25 Inst Francais Du Petrole
FR2353483A1 (fr) * 1976-05-31 1977-12-30 Inst Francais Du Petrole Conversion catalytique d'un sulfate d'ammonium en dioxyde de soufre et ammoniac

Also Published As

Publication number Publication date
FR2424229A2 (fr) 1979-11-23

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