IT1093665B - Procedimento di rigenerazione di soluzioni acquosa di solfuri di sodio,di fotassio e/o d'ammonio - Google Patents
Procedimento di rigenerazione di soluzioni acquosa di solfuri di sodio,di fotassio e/o d'ammonioInfo
- Publication number
- IT1093665B IT1093665B IT21435/78A IT2143578A IT1093665B IT 1093665 B IT1093665 B IT 1093665B IT 21435/78 A IT21435/78 A IT 21435/78A IT 2143578 A IT2143578 A IT 2143578A IT 1093665 B IT1093665 B IT 1093665B
- Authority
- IT
- Italy
- Prior art keywords
- photassium
- sulfurs
- regeneration
- ammonium
- sodium
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
-
- 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
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Removal Of Specific Substances (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7709255A FR2384712A1 (fr) | 1977-03-25 | 1977-03-25 | Procede de regeneration de solutions aqueuses de sulfures de sodium, de potassium et/ou d'ammonium |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7821435A0 IT7821435A0 (it) | 1978-03-21 |
IT1093665B true IT1093665B (it) | 1985-07-26 |
Family
ID=9188671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21435/78A IT1093665B (it) | 1977-03-25 | 1978-03-21 | Procedimento di rigenerazione di soluzioni acquosa di solfuri di sodio,di fotassio e/o d'ammonio |
Country Status (9)
Country | Link |
---|---|
US (1) | US4163043A (it) |
JP (1) | JPS53123371A (it) |
BE (1) | BE865066A (it) |
CA (1) | CA1106348A (it) |
DE (1) | DE2812448A1 (it) |
FR (1) | FR2384712A1 (it) |
GB (1) | GB1573855A (it) |
IT (1) | IT1093665B (it) |
NL (1) | NL7803170A (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE8603425D0 (sv) * | 1986-08-14 | 1986-08-14 | Alby Klorat Ab | Sett att bereda sulfidfri alkalilut |
SE8605120L (sv) * | 1986-08-14 | 1988-02-15 | Alby Klorat Ab | Sett att bereda sulfidfri alkalilut |
US5858912A (en) * | 1997-04-02 | 1999-01-12 | The Sulfatreat Company | Non-aqueous liquids for moistening an oxide-bearing carrier in sulfur sweetening |
US5626742A (en) * | 1995-05-02 | 1997-05-06 | Exxon Reseach & Engineering Company | Continuous in-situ process for upgrading heavy oil using aqueous base |
US5695632A (en) * | 1995-05-02 | 1997-12-09 | Exxon Research And Engineering Company | Continuous in-situ combination process for upgrading heavy oil |
US5635056A (en) | 1995-05-02 | 1997-06-03 | Exxon Research And Engineering Company | Continuous in-situ process for upgrading heavy oil using aqueous base |
US5935421A (en) * | 1995-05-02 | 1999-08-10 | Exxon Research And Engineering Company | Continuous in-situ combination process for upgrading heavy oil |
US5508018A (en) * | 1995-05-02 | 1996-04-16 | Exxon Research And Engineering Company | Process for the regeneration of sodium hydroxide from sodium sulfide |
US5792438A (en) | 1996-08-20 | 1998-08-11 | The Sulfatreat Company | Process and composition for increasing the reactivity of sulfur scavenging iron oxides |
US5774490A (en) * | 1996-10-07 | 1998-06-30 | The United States Of America As Represented By The Secretary Of The Air Force | Diode-pumped Tm: YAG/HBr four micron laser system |
US5871637A (en) * | 1996-10-21 | 1999-02-16 | Exxon Research And Engineering Company | Process for upgrading heavy oil using alkaline earth metal hydroxide |
US5904839A (en) * | 1997-06-06 | 1999-05-18 | Exxon Research And Engineering Co. | Process for upgrading heavy oil using lime |
US6887445B2 (en) * | 1998-08-04 | 2005-05-03 | M-I L.L.C. | Process for sulfur scavenging |
US7144555B1 (en) | 2001-06-20 | 2006-12-05 | Well To Wire Emissions Control Inc. | Method and apparatus for hydrogen sulphide removal |
US8696889B2 (en) * | 2008-10-02 | 2014-04-15 | Exxonmobil Research And Engineering Company | Desulfurization of heavy hydrocarbons and conversion of resulting hydrosulfides utilizing a transition metal oxide |
US8968555B2 (en) * | 2008-10-02 | 2015-03-03 | Exxonmobil Research And Engineering Company | Desulfurization of heavy hydrocarbons and conversion of resulting hydrosulfides utilizing copper sulfide |
US8398848B2 (en) * | 2008-10-02 | 2013-03-19 | Exxonmobil Research And Engineering Company | Desulfurization of heavy hydrocarbons and conversion of resulting hydrosulfides utilizing copper metal |
CN102908895B (zh) * | 2011-08-01 | 2014-10-15 | 中国石油化工股份有限公司 | 一种脱氢装置产物中硫化氢的脱除方法 |
CN103920379A (zh) * | 2013-01-11 | 2014-07-16 | 黄文政 | 污水处理专用植物型除臭剂 |
CN107021600A (zh) * | 2016-04-26 | 2017-08-08 | 华中农业大学 | 猪粪厌氧发酵后沼液氨氮回收及沼气提纯的工艺与装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2056929A (en) * | 1933-05-13 | 1936-10-06 | Brown Co | Production of alkaline compounds, sulphuric acid, and other valuable chemicals |
US2031844A (en) * | 1933-10-26 | 1936-02-25 | Brown Co | Manufacture of caustic soda |
US2106734A (en) * | 1935-02-27 | 1938-02-01 | Koppers Co Inc | Gas purification process |
US2184923A (en) * | 1936-04-11 | 1939-12-26 | Ig Farbenindustrie Ag | Process of recovering ammonia from used cuprammonium artificial silk precipitation liquors |
US2164141A (en) * | 1936-06-23 | 1939-06-27 | Brown Co | Causticization of soluble sulphides |
US2439404A (en) * | 1945-11-10 | 1948-04-13 | American Viseose Corp | Production of alkali metal and alkaline earth metal hydroxides |
US2487577A (en) * | 1945-11-19 | 1949-11-08 | Phillips Petroleum Co | Absorption process |
US2878099A (en) * | 1955-07-22 | 1959-03-17 | Ruhrstahl Ag Fa | Method of deacidifying gases |
FR2154841A5 (it) * | 1971-09-27 | 1973-05-18 | Inst Francais Du Petrole | |
JPS513393A (en) * | 1974-06-29 | 1976-01-12 | Nippon Kokan Kk | Ryukasuisoo jokyosuru hoho |
-
1977
- 1977-03-25 FR FR7709255A patent/FR2384712A1/fr active Granted
-
1978
- 1978-03-20 BE BE1008775A patent/BE865066A/xx unknown
- 1978-03-21 IT IT21435/78A patent/IT1093665B/it active
- 1978-03-22 DE DE19782812448 patent/DE2812448A1/de not_active Withdrawn
- 1978-03-23 GB GB11751/78A patent/GB1573855A/en not_active Expired
- 1978-03-23 NL NL7803170A patent/NL7803170A/xx not_active Application Discontinuation
- 1978-03-23 CA CA299,699A patent/CA1106348A/fr not_active Expired
- 1978-03-24 JP JP3478178A patent/JPS53123371A/ja active Pending
- 1978-03-24 US US05/889,803 patent/US4163043A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL7803170A (nl) | 1978-09-27 |
FR2384712A1 (fr) | 1978-10-20 |
BE865066A (fr) | 1978-09-20 |
US4163043A (en) | 1979-07-31 |
CA1106348A (fr) | 1981-08-04 |
IT7821435A0 (it) | 1978-03-21 |
GB1573855A (en) | 1980-08-28 |
FR2384712B1 (it) | 1980-01-11 |
DE2812448A1 (de) | 1978-10-05 |
JPS53123371A (en) | 1978-10-27 |
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