ZA931608B - Treatment of waste or other material - Google Patents
Treatment of waste or other materialInfo
- 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
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)
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)
| 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)
| 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 |
| EP0091679B1 (en) * | 1982-04-14 | 1986-01-29 | Allied Corporation | 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 |
-
1992
- 1992-03-18 GB GB929205877A patent/GB9205877D0/en active Pending
-
1993
- 1993-02-25 AU AU33807/93A patent/AU3380793A/en not_active Abandoned
- 1993-02-26 CA CA002090594A patent/CA2090594A1/en not_active Abandoned
- 1993-03-01 EP EP93301530A patent/EP0561521A1/en not_active Withdrawn
- 1993-03-05 ZA ZA931608A patent/ZA931608B/en unknown
- 1993-03-18 JP JP5059007A patent/JPH07257907A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA2090594A1 (en) | 1993-09-19 |
| EP0561521A1 (en) | 1993-09-22 |
| GB9205877D0 (en) | 1992-04-29 |
| JPH07257907A (en) | 1995-10-09 |
| AU3380793A (en) | 1993-09-23 |
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