ATE40652T1 - Verfahren zur wiedergewinnung von schwefeldioxid aus gasen. - Google Patents
Verfahren zur wiedergewinnung von schwefeldioxid aus gasen.Info
- Publication number
- ATE40652T1 ATE40652T1 AT86905446T AT86905446T ATE40652T1 AT E40652 T1 ATE40652 T1 AT E40652T1 AT 86905446 T AT86905446 T AT 86905446T AT 86905446 T AT86905446 T AT 86905446T AT E40652 T1 ATE40652 T1 AT E40652T1
- Authority
- AT
- Austria
- Prior art keywords
- gases
- sulfur dioxide
- recovering sulfur
- absorption solution
- solution
- Prior art date
Links
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title 2
- 239000007789 gas Substances 0.000 title 1
- 238000010521 absorption reaction Methods 0.000 abstract 3
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 239000008363 phosphate buffer Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
-
- 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
- C01B17/60—Isolation of sulfur dioxide from gases
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO853622 | 1985-09-16 | ||
PCT/NO1986/000064 WO1987001612A1 (en) | 1985-09-16 | 1986-09-16 | Process for the recovery of sulphur dioxide from gas flows |
EP86905446A EP0235243B1 (de) | 1985-09-16 | 1986-09-16 | Verfahren zur wiedergewinnung von schwefeldioxid aus gasen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE40652T1 true ATE40652T1 (de) | 1989-02-15 |
Family
ID=19888479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT86905446T ATE40652T1 (de) | 1985-09-16 | 1986-09-16 | Verfahren zur wiedergewinnung von schwefeldioxid aus gasen. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4948572A (de) |
EP (1) | EP0235243B1 (de) |
AT (1) | ATE40652T1 (de) |
AU (1) | AU6371386A (de) |
DD (1) | DD252978A5 (de) |
DE (1) | DE3662027D1 (de) |
PL (1) | PL261412A1 (de) |
WO (1) | WO1987001612A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO164218C (no) * | 1988-02-24 | 1990-09-12 | Sintef | Fremgangsmaate for rensing av vandige bufferloesninger. |
US5785888A (en) * | 1995-03-24 | 1998-07-28 | Milmac Operating Company | Method for removal of sulfur dioxide |
US5851265A (en) * | 1996-09-03 | 1998-12-22 | Monsanto Company | Selective removal and recovery of sulfur dioxide from effluent gases using organic phosphorous solvents |
NO312131B1 (no) * | 2000-03-06 | 2002-03-25 | Olav Erga | Fremgangsmåte for å fjerne natriumsulfat fra en fosfatlösning |
WO2013086015A1 (en) | 2011-12-05 | 2013-06-13 | Incept, Llc | Medical organogel processes and compositions |
ES2821501T3 (es) | 2012-05-02 | 2021-04-26 | Mecs Inc | Recuperación regenerativa de contaminantes de gases efluentes |
CN108325340A (zh) | 2013-03-15 | 2018-07-27 | Mecs公司 | 废气中污染物的再生回收 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2031802A (en) * | 1932-05-06 | 1936-02-25 | Ici Ltd | Recovery of sulphur dioxide from gas mixtures |
GB419068A (en) * | 1933-05-03 | 1934-11-05 | Arthur Maurice Clark | Improvements in or relating to the recovery of sulphur dioxide from gas mixtures |
US2142987A (en) * | 1935-12-24 | 1939-01-10 | Bacon | Recovery of sulphur dioxide from gases |
US3633339A (en) * | 1968-11-18 | 1972-01-11 | Freeport Minerals Co | Recovery of sulfur dioxide from a sulfur dioxide-containing aqueous ammonium phosphate solution |
US3911093A (en) * | 1971-10-18 | 1975-10-07 | Stauffer Chemical Co | Recovery of SO{HD 2 {B from waste gas emissions |
US3969492A (en) * | 1973-10-29 | 1976-07-13 | U.S. Filter Corporation | Recovery of elemental sulfur from sulfur dioxide bearing waste gases |
SE405109B (sv) * | 1977-04-12 | 1978-11-20 | Svenska Flaektfabriken Ab | Forfarande for utvinning av koncentrerad svaveldioxid ur avgaser innehallande svaveldioxid |
US4519994A (en) * | 1984-02-27 | 1985-05-28 | Stauffer Chemical Company | Process for absorption of SO2 into phosphate absorbent |
-
1986
- 1986-09-15 DD DD86294405A patent/DD252978A5/de not_active IP Right Cessation
- 1986-09-16 EP EP86905446A patent/EP0235243B1/de not_active Expired
- 1986-09-16 AT AT86905446T patent/ATE40652T1/de not_active IP Right Cessation
- 1986-09-16 WO PCT/NO1986/000064 patent/WO1987001612A1/en active IP Right Grant
- 1986-09-16 PL PL1986261412A patent/PL261412A1/xx unknown
- 1986-09-16 AU AU63713/86A patent/AU6371386A/en not_active Abandoned
- 1986-09-16 DE DE8686905446T patent/DE3662027D1/de not_active Expired
-
1989
- 1989-01-31 US US07/305,105 patent/US4948572A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU6371386A (en) | 1987-04-07 |
US4948572A (en) | 1990-08-14 |
PL261412A1 (en) | 1987-09-07 |
DD252978A5 (de) | 1988-01-06 |
EP0235243B1 (de) | 1989-02-08 |
EP0235243A1 (de) | 1987-09-09 |
WO1987001612A1 (en) | 1987-03-26 |
DE3662027D1 (en) | 1989-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |