IE34845B1 - Improvements in or relating to the treatment of so2-containing gases - Google Patents
Improvements in or relating to the treatment of so2-containing gasesInfo
- Publication number
- IE34845B1 IE34845B1 IE1646/70A IE164670A IE34845B1 IE 34845 B1 IE34845 B1 IE 34845B1 IE 1646/70 A IE1646/70 A IE 1646/70A IE 164670 A IE164670 A IE 164670A IE 34845 B1 IE34845 B1 IE 34845B1
- Authority
- IE
- Ireland
- Prior art keywords
- acid
- gases
- tetraacetic acid
- concentration
- alkali metal
- Prior art date
Links
- 239000007789 gas Substances 0.000 title abstract 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- 150000001340 alkali metals Chemical class 0.000 abstract 2
- 239000002738 chelating agent Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- FBOUIAKEJMZPQG-AWNIVKPZSA-N (1E)-1-(2,4-dichlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)pent-1-en-3-ol Chemical compound C1=NC=NN1/C(C(O)C(C)(C)C)=C/C1=CC=C(Cl)C=C1Cl FBOUIAKEJMZPQG-AWNIVKPZSA-N 0.000 abstract 1
- KWYJDIUEHHCHCZ-UHFFFAOYSA-N 3-[2-[bis(2-carboxyethyl)amino]ethyl-(2-carboxyethyl)amino]propanoic acid Chemical compound OC(=O)CCN(CCC(O)=O)CCN(CCC(O)=O)CCC(O)=O KWYJDIUEHHCHCZ-UHFFFAOYSA-N 0.000 abstract 1
- BDDLHHRCDSJVKV-UHFFFAOYSA-N 7028-40-2 Chemical compound CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O BDDLHHRCDSJVKV-UHFFFAOYSA-N 0.000 abstract 1
- FCKYPQBAHLOOJQ-UHFFFAOYSA-N Cyclohexane-1,2-diaminetetraacetic acid Chemical compound OC(=O)CN(CC(O)=O)C1CCCCC1N(CC(O)=O)CC(O)=O FCKYPQBAHLOOJQ-UHFFFAOYSA-N 0.000 abstract 1
- PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 abstract 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 abstract 1
- 150000003863 ammonium salts Chemical class 0.000 abstract 1
- 229960001484 edetic acid Drugs 0.000 abstract 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 abstract 1
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
- C01B17/60—Isolation of sulfur dioxide from gases
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45083172A JPS4940357B1 (enrdf_load_stackoverflow) | 1970-09-22 | 1970-09-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE34845L IE34845L (en) | 1972-03-22 |
| IE34845B1 true IE34845B1 (en) | 1975-09-03 |
Family
ID=13794843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE1646/70A IE34845B1 (en) | 1970-09-22 | 1970-12-30 | Improvements in or relating to the treatment of so2-containing gases |
Country Status (15)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4789530A (en) * | 1987-12-09 | 1988-12-06 | Phillips Petroleum Company | Absorption of hydrogen sulfide with an alkali metal ethylenediaminetetraacetate and/or alkali metal nitrilotriacetate |
| DE3925424A1 (de) * | 1989-08-01 | 1991-02-07 | Basf Ag | Verfahren zur verringerung der oxidationsgeschwindigkeit von sulfitloesungen |
-
1970
- 1970-09-22 JP JP45083172A patent/JPS4940357B1/ja active Pending
- 1970-12-30 ZA ZA708739A patent/ZA708739B/xx unknown
- 1970-12-30 IE IE1646/70A patent/IE34845B1/xx unknown
-
1971
- 1971-01-04 CA CA101,918A patent/CA969739A/en not_active Expired
- 1971-01-04 NO NO712A patent/NO130723C/no unknown
- 1971-01-05 DE DE2100268A patent/DE2100268C3/de not_active Expired
- 1971-01-05 NL NL7100047A patent/NL7100047A/xx unknown
- 1971-01-06 GB GB61671A patent/GB1301621A/en not_active Expired
- 1971-01-07 ES ES387077A patent/ES387077A1/es not_active Expired
- 1971-01-08 BE BE761355A patent/BE761355A/xx unknown
- 1971-01-08 AT AT10571A patent/AT300848B/de not_active IP Right Cessation
- 1971-01-08 CH CH28071A patent/CH547230A/xx not_active IP Right Cessation
- 1971-01-08 FR FR7100538A patent/FR2105753A5/fr not_active Expired
- 1971-01-08 SE SE7100165A patent/SE373297B/xx unknown
- 1971-11-08 BR BR135/71*[A patent/BR7100135D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4940357B1 (enrdf_load_stackoverflow) | 1974-11-01 |
| BE761355A (fr) | 1971-07-08 |
| BR7100135D0 (pt) | 1973-05-03 |
| GB1301621A (enrdf_load_stackoverflow) | 1973-01-04 |
| IE34845L (en) | 1972-03-22 |
| DE2100268A1 (de) | 1972-03-23 |
| DE2100268B2 (de) | 1974-02-28 |
| ZA708739B (en) | 1971-10-27 |
| ES387077A1 (es) | 1979-05-01 |
| FR2105753A5 (enrdf_load_stackoverflow) | 1972-04-28 |
| AT300848B (de) | 1972-08-10 |
| DE2100268C3 (de) | 1974-11-14 |
| CH547230A (de) | 1974-03-29 |
| NL7100047A (enrdf_load_stackoverflow) | 1972-03-24 |
| SE373297B (sv) | 1975-02-03 |
| CA969739A (en) | 1975-06-24 |
| NO130723B (enrdf_load_stackoverflow) | 1974-10-21 |
| NO130723C (enrdf_load_stackoverflow) | 1975-01-29 |
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