ZA931608B - Treatment of waste or other material - Google Patents

Treatment of waste or other material

Info

Publication number
ZA931608B
ZA931608B ZA931608A ZA931608A ZA931608B ZA 931608 B ZA931608 B ZA 931608B ZA 931608 A ZA931608 A ZA 931608A ZA 931608 A ZA931608 A ZA 931608A ZA 931608 B ZA931608 B ZA 931608B
Authority
ZA
South Africa
Prior art keywords
waste
treatment
Prior art date
Application number
ZA931608A
Inventor
Donald Prentice Satchell Jr
John Frank Rakszawski
Original Assignee
African Oxygen Ltd
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 African Oxygen Ltd filed Critical African Oxygen Ltd
Publication of ZA931608B publication Critical patent/ZA931608B/en

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
    • C01B17/0404—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process
    • 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
    • C01B17/0473—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by reaction of sulfur dioxide or sulfur trioxide containing gases with reducing agents other than hydrogen sulfide
    • 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
    • C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
ZA931608A 1992-03-18 1993-03-05 Treatment of waste or other material ZA931608B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929205877A GB9205877D0 (en) 1992-03-18 1992-03-18 Treatment of waste or other material

Publications (1)

Publication Number Publication Date
ZA931608B true ZA931608B (en) 1993-10-05

Family

ID=10712369

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA931608A ZA931608B (en) 1992-03-18 1993-03-05 Treatment of waste or other material

Country Status (6)

Country Link
EP (1) EP0561521A1 (en)
JP (1) JPH07257907A (en)
AU (1) AU3380793A (en)
CA (1) CA2090594A1 (en)
GB (1) GB9205877D0 (en)
ZA (1) ZA931608B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2147195C (en) * 1994-04-15 2005-04-05 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Proced Es Georges Claude Processing sulfur-containing streams
FR2718726B1 (en) * 1995-04-14 1997-03-21 Air Liquide Treatment of streams containing sulfur.
US5628976A (en) * 1995-10-17 1997-05-13 Air Products And Chemicals Cofiring biosolids in a spent sulfuric acid regeneration facility
JP2008069053A (en) * 2006-09-15 2008-03-27 Japan Atomic Energy Agency Heat exchanger having sulfuric acid decomposing function and so3 decomposing function and utilizing mist evaporation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2066896A (en) * 1934-12-31 1937-01-05 Gen Chemical Corp Reduction of sulphur dioxide
US2389071A (en) * 1943-04-07 1945-11-13 Gen Chemical Corp Production of sulphur dioxide
US4053573A (en) * 1975-11-20 1977-10-11 Allied Chemical Corporation Recovery of sulfur values from spent sulfuric acid
DE3361970D1 (en) * 1982-04-14 1986-03-13 Allied Corp Thermal decomposition of waste sulfuric acid
US4632818A (en) * 1984-10-03 1986-12-30 Air Products And Chemicals, Inc. Production of sulfur from an oxygen enriched claus system
US4826670A (en) * 1985-03-20 1989-05-02 Air Products And Chemicals, Inc. Oxygen enriched claus system with sulfuric acid injection

Also Published As

Publication number Publication date
EP0561521A1 (en) 1993-09-22
AU3380793A (en) 1993-09-23
CA2090594A1 (en) 1993-09-19
GB9205877D0 (en) 1992-04-29
JPH07257907A (en) 1995-10-09

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