DE3776873D1 - Verfahren zur stabilisierung von loesungen mit polyvalenten metallen in chelatform. - Google Patents
Verfahren zur stabilisierung von loesungen mit polyvalenten metallen in chelatform.Info
- Publication number
- DE3776873D1 DE3776873D1 DE8787309690T DE3776873T DE3776873D1 DE 3776873 D1 DE3776873 D1 DE 3776873D1 DE 8787309690 T DE8787309690 T DE 8787309690T DE 3776873 T DE3776873 T DE 3776873T DE 3776873 D1 DE3776873 D1 DE 3776873D1
- Authority
- DE
- Germany
- Prior art keywords
- polyvalental
- metals
- stabilizing solutions
- chelate form
- chelate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
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
- B01D53/52—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
- C01B17/02—Preparation of sulfur; Purification
- C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
- C01B17/05—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US92799886A | 1986-11-07 | 1986-11-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3776873D1 true DE3776873D1 (de) | 1992-04-02 |
Family
ID=25455565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787309690T Expired - Fee Related DE3776873D1 (de) | 1986-11-07 | 1987-11-02 | Verfahren zur stabilisierung von loesungen mit polyvalenten metallen in chelatform. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0271203B1 (de) |
JP (1) | JPS63214322A (de) |
AU (1) | AU596876B2 (de) |
DE (1) | DE3776873D1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4830838A (en) * | 1988-11-01 | 1989-05-16 | The Dow Chemical Company | Removal of hydrogen sulfide from fluid streams with minimum production of solids |
EP0409480A3 (en) * | 1989-07-19 | 1991-04-10 | Mobil Oil Corporation | Method of removing hydrogen sulfide from a gas |
WO2001056683A1 (en) * | 2000-02-07 | 2001-08-09 | Stefan Ermich | Treatment of gaseous fuels, acid gases and off gases |
WO2005053820A1 (en) * | 2003-12-03 | 2005-06-16 | Stefan Ermich | Desulfurization of gases for gaseous fuels treatment or odour control |
CN109420409B (zh) * | 2017-08-22 | 2021-08-06 | 中国石油化工股份有限公司 | 从气流中选择性除去含有h2s和co2的酸性气的吸收剂及方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4036942A (en) * | 1971-07-28 | 1977-07-19 | Rhodia, Inc. | Process for the removal of hydrogen sulfide and mercaptans from liquid and gaseous streams |
US4009251A (en) * | 1973-08-27 | 1977-02-22 | Rhodia, Inc. | Process for the removal of hydrogen sulfide from gaseous streams by catalytic oxidation of hydrogen sulfide to sulfur while inhibiting the formation of sulfur oxides |
US4388293A (en) * | 1981-11-24 | 1983-06-14 | Shell Oil Company | H2 S Removal |
DE3277294D1 (en) * | 1982-01-04 | 1987-10-22 | Mobil Oil Corp | Process for the selective removal of hydrogen sulfide from gaseous stream |
US4455287A (en) * | 1982-03-15 | 1984-06-19 | Ari Technologies, Inc. | Method of stabilizing chelated polyvalent metal solutions |
US4421733A (en) * | 1982-05-24 | 1983-12-20 | Shell Oil Company | Method of removing hydrogen sulfide from gases utilizing a stabilized metal chelate solution |
-
1987
- 1987-11-02 AU AU80601/87A patent/AU596876B2/en not_active Ceased
- 1987-11-02 EP EP87309690A patent/EP0271203B1/de not_active Expired - Lifetime
- 1987-11-02 DE DE8787309690T patent/DE3776873D1/de not_active Expired - Fee Related
- 1987-11-06 JP JP62279473A patent/JPS63214322A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0271203B1 (de) | 1992-02-26 |
AU8060187A (en) | 1988-05-12 |
JPS63214322A (ja) | 1988-09-07 |
AU596876B2 (en) | 1990-05-17 |
EP0271203A1 (de) | 1988-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |