DK133865B - Fremgangsmåde til rensning af vandige natriumcitratopløsninger, som har været anvendt til absorption af svovldioxid. - Google Patents
Fremgangsmåde til rensning af vandige natriumcitratopløsninger, som har været anvendt til absorption af svovldioxid.Info
- Publication number
- DK133865B DK133865B DK632673AA DK632673A DK133865B DK 133865 B DK133865 B DK 133865B DK 632673A A DK632673A A DK 632673AA DK 632673 A DK632673 A DK 632673A DK 133865 B DK133865 B DK 133865B
- Authority
- DK
- Denmark
- Prior art keywords
- absorption
- aqueous sodium
- sodium citrate
- sulfur dioxide
- citrate solutions
- Prior art date
Links
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title 2
- 238000010521 absorption reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 title 1
- 239000001509 sodium citrate Substances 0.000 title 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO4331/72A NO133546C (da) | 1972-11-24 | 1972-11-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK133865B true DK133865B (da) | 1976-08-02 |
| DK133865C DK133865C (da) | 1977-01-03 |
Family
ID=19880213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK632673AA DK133865B (da) | 1972-11-24 | 1973-11-22 | Fremgangsmåde til rensning af vandige natriumcitratopløsninger, som har været anvendt til absorption af svovldioxid. |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3886069A (da) |
| JP (1) | JPS5745608B2 (da) |
| AU (1) | AU471806B2 (da) |
| BE (1) | BE807774A (da) |
| CA (1) | CA1012124A (da) |
| DE (1) | DE2358409C2 (da) |
| DK (1) | DK133865B (da) |
| ES (1) | ES420775A1 (da) |
| FR (1) | FR2213265B1 (da) |
| GB (1) | GB1434061A (da) |
| IT (1) | IT1000152B (da) |
| NL (1) | NL7316047A (da) |
| NO (1) | NO133546C (da) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE429200B (sv) * | 1978-10-31 | 1983-08-22 | Flaekt Ab | Forfarande for atervinning av natriumcitrat fran vattenlosningar som anvents i ett absorptions/avdrivningsforfarande for so?712-atervinning |
| JPS597324A (ja) * | 1982-07-05 | 1984-01-14 | Nippon Telegr & Teleph Corp <Ntt> | 光フアイバ用結合器 |
| JPS5934507A (ja) * | 1982-08-21 | 1984-02-24 | Nippon Sheet Glass Co Ltd | 戻り光干渉を防止した光フアイバ−端末 |
| US5653917A (en) * | 1994-06-29 | 1997-08-05 | Singerman; Gary M. | Rust-removing alkali metal hydrogen citrate composition |
| US5785888A (en) * | 1995-03-24 | 1998-07-28 | Milmac Operating Company | Method for removal of sulfur dioxide |
| ES2821501T3 (es) | 2012-05-02 | 2021-04-26 | Mecs Inc | Recuperación regenerativa de contaminantes de gases efluentes |
| KR102180252B1 (ko) | 2013-03-15 | 2020-11-18 | 엠이씨에스, 인코포레이티드 | 배출 가스로부터의 오염물질의 재생식 회수 |
| CN106831402A (zh) * | 2016-12-24 | 2017-06-13 | 句容亿格纳米材料厂 | 一种柠檬酸钠的精制方法 |
Family Cites Families (3)
| 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 |
| US2086379A (en) * | 1933-05-03 | 1937-07-06 | Ici Ltd | Gas absorption process |
| US3420881A (en) * | 1966-03-03 | 1969-01-07 | Gen Dynamics Corp | Reclamation process |
-
1972
- 1972-11-24 NO NO4331/72A patent/NO133546C/no unknown
-
1973
- 1973-11-19 US US416767A patent/US3886069A/en not_active Expired - Lifetime
- 1973-11-20 AU AU62689/73A patent/AU471806B2/en not_active Expired
- 1973-11-22 DK DK632673AA patent/DK133865B/da not_active IP Right Cessation
- 1973-11-22 JP JP48131595A patent/JPS5745608B2/ja not_active Expired
- 1973-11-23 ES ES420775A patent/ES420775A1/es not_active Expired
- 1973-11-23 DE DE2358409A patent/DE2358409C2/de not_active Expired
- 1973-11-23 BE BE138146A patent/BE807774A/xx unknown
- 1973-11-23 GB GB5453273A patent/GB1434061A/en not_active Expired
- 1973-11-23 IT IT53866/73A patent/IT1000152B/it active
- 1973-11-23 NL NL7316047A patent/NL7316047A/xx not_active Application Discontinuation
- 1973-11-23 CA CA186,572A patent/CA1012124A/en not_active Expired
- 1973-11-23 FR FR7341778A patent/FR2213265B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1434061A (en) | 1976-04-28 |
| ES420775A1 (es) | 1976-11-16 |
| DK133865C (da) | 1977-01-03 |
| JPS4982625A (da) | 1974-08-08 |
| CA1012124A (en) | 1977-06-14 |
| DE2358409C2 (de) | 1982-12-02 |
| US3886069A (en) | 1975-05-27 |
| NO133546C (da) | 1976-05-19 |
| FR2213265B1 (da) | 1977-08-12 |
| DE2358409A1 (de) | 1974-06-06 |
| NO133546B (da) | 1976-02-09 |
| IT1000152B (it) | 1976-03-30 |
| AU471806B2 (en) | 1976-05-06 |
| NL7316047A (da) | 1974-05-28 |
| FR2213265A1 (da) | 1974-08-02 |
| AU6268973A (en) | 1975-05-22 |
| BE807774A (fr) | 1974-03-15 |
| JPS5745608B2 (da) | 1982-09-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |