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IT965719B - Procedimento di produzione di zolfo o di anidride solforosa a par tire da solfati di ammonio - Google Patents

Procedimento di produzione di zolfo o di anidride solforosa a par tire da solfati di ammonio

Info

Publication number
IT965719B
IT965719B IT27201/72A IT2720172A IT965719B IT 965719 B IT965719 B IT 965719B IT 27201/72 A IT27201/72 A IT 27201/72A IT 2720172 A IT2720172 A IT 2720172A IT 965719 B IT965719 B IT 965719B
Authority
IT
Italy
Prior art keywords
sulfur
procedure
production
ammonium sulphates
sulfur dioxide
Prior art date
Application number
IT27201/72A
Other languages
English (en)
Inventor
C Dezael
P Renault
A Deschamps
Original Assignee
Inst Francais Du Petrole
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
Priority claimed from FR7126613A external-priority patent/FR2146599A5/fr
Application filed by Inst Francais Du Petrole filed Critical Inst Francais Du Petrole
Application granted granted Critical
Publication of IT965719B publication Critical patent/IT965719B/it

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
    • C01B17/504—Preparation of sulfur dioxide by reduction of sulfur compounds of ammonium sulfates
    • 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
    • C01B17/06—Preparation of sulfur; Purification from non-gaseous sulfides or materials containing such sulfides, e.g. ores

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Treating Waste Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT27201/72A 1971-07-20 1972-07-20 Procedimento di produzione di zolfo o di anidride solforosa a par tire da solfati di ammonio IT965719B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7126613A FR2146599A5 (en) 1971-07-20 1971-07-20 Sulphur/sulphur dioxide prepn - by contacting ammonium sulphate with hydrogen sulphide or ammonium sulphide in liquid sulphur
FR7137788A FR2157180A6 (it) 1971-07-20 1971-10-20

Publications (1)

Publication Number Publication Date
IT965719B true IT965719B (it) 1974-02-11

Family

ID=26216532

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27201/72A IT965719B (it) 1971-07-20 1972-07-20 Procedimento di produzione di zolfo o di anidride solforosa a par tire da solfati di ammonio

Country Status (9)

Country Link
US (1) US3833715A (it)
BE (1) BE786390A (it)
CA (1) CA974731A (it)
DE (1) DE2235155A1 (it)
FR (1) FR2157180A6 (it)
GB (1) GB1360900A (it)
IT (1) IT965719B (it)
NL (1) NL7209941A (it)
SE (1) SE384998B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036943A (en) * 1972-09-15 1977-07-19 Institut Francais Du Petrole Process for removing sulfur dioxide from a gas and producing sulfur therefrom
FR2234918B1 (it) * 1973-06-26 1976-11-12 Inst Francais Du Petrole
FR2280711A1 (fr) * 1974-08-01 1976-02-27 Inst Francais Du Petrole Procede de reduction des sulfates d'ammonium fondus contenant des impuretes metalliques
US4053573A (en) * 1975-11-20 1977-10-11 Allied Chemical Corporation Recovery of sulfur values from spent sulfuric acid
US4043822A (en) * 1975-11-20 1977-08-23 Allied Chemical Corporation Treatment of water-soluble metal sulfate residues
DE2900426A1 (de) * 1978-01-10 1979-07-12 Inst Francais Du Petrol Verfahren zur umwandlung von ammonium- imidodisulfat, ammoniumsulfamat und ammoniumdithionat in schwefeldioxid und ammoniak
JP2002521181A (ja) * 1998-07-21 2002-07-16 クリスタテック インク． ガス流から硫化水素を除去するプロセスのための改良再生方法

Also Published As

Publication number Publication date
SE384998B (sv) 1976-05-31
FR2157180A6 (it) 1973-06-01
CA974731A (en) 1975-09-23
GB1360900A (en) 1974-07-24
BE786390A (fr) 1973-01-18
NL7209941A (it) 1973-01-23
US3833715A (en) 1974-09-03
DE2235155A1 (de) 1973-02-01

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