IT977899B - Procedimento per il ricupero dello zolfo in forma convertibile in poli solfuro sodico - Google Patents
Procedimento per il ricupero dello zolfo in forma convertibile in poli solfuro sodicoInfo
- Publication number
- IT977899B IT977899B IT67497/73A IT6749773A IT977899B IT 977899 B IT977899 B IT 977899B IT 67497/73 A IT67497/73 A IT 67497/73A IT 6749773 A IT6749773 A IT 6749773A IT 977899 B IT977899 B IT 977899B
- Authority
- IT
- Italy
- Prior art keywords
- sulfur
- recovery
- procedure
- sodium sulfide
- convertible form
- Prior art date
Links
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000011084 recovery Methods 0.000 title 1
- 229910052979 sodium sulfide Inorganic materials 0.000 title 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 title 1
- 239000011593 sulfur Substances 0.000 title 1
- 229910052717 sulfur Inorganic materials 0.000 title 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
- C01B17/22—Alkali metal sulfides or polysulfides
- C01B17/34—Polysulfides of sodium or potassium
-
- 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)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23052572A | 1972-02-29 | 1972-02-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT977899B true IT977899B (it) | 1974-09-20 |
Family
ID=22865548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT67497/73A IT977899B (it) | 1972-02-29 | 1973-02-26 | Procedimento per il ricupero dello zolfo in forma convertibile in poli solfuro sodico |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS4895995A (enrdf_load_stackoverflow) |
| CA (1) | CA1004028A (enrdf_load_stackoverflow) |
| DD (1) | DD102672A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2305630A1 (enrdf_load_stackoverflow) |
| FI (1) | FI55533C (enrdf_load_stackoverflow) |
| FR (1) | FR2174109A1 (enrdf_load_stackoverflow) |
| IT (1) | IT977899B (enrdf_load_stackoverflow) |
| NO (1) | NO141952C (enrdf_load_stackoverflow) |
| SE (1) | SE411564B (enrdf_load_stackoverflow) |
| ZA (1) | ZA73685B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59115419U (ja) * | 1983-11-28 | 1984-08-04 | ガデリウス株式会社 | 薬液洗浄式脱臭装置 |
| NL9002661A (nl) * | 1990-12-04 | 1992-07-01 | Pacques Bv | Werkwijze voor de verwijdering van h2s uit gas. |
| US5234546A (en) * | 1991-09-10 | 1993-08-10 | Kamyr, Inc. | Polysulfide production in white liquor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR517483A (fr) * | 1917-03-24 | 1921-05-06 | Farbenfab Vorm Bayer F & Co | Procédé de séparation de soufre de l'hydrogène sulfuré |
| FR1374650A (fr) * | 1962-11-03 | 1964-10-09 | Basf Ag | Procédé pour éliminer l'acide sulfhydrique des gaz |
| JPS5238982A (en) * | 1975-09-23 | 1977-03-25 | Agency Of Ind Science & Technol | Color analysis and calculation circuit |
-
1973
- 1973-01-29 CA CA162,301A patent/CA1004028A/en not_active Expired
- 1973-01-30 ZA ZA730685A patent/ZA73685B/xx unknown
- 1973-02-06 DE DE19732305630 patent/DE2305630A1/de not_active Withdrawn
- 1973-02-22 NO NO725/73A patent/NO141952C/no unknown
- 1973-02-26 IT IT67497/73A patent/IT977899B/it active
- 1973-02-26 FI FI574/73A patent/FI55533C/fi active
- 1973-02-27 JP JP48022750A patent/JPS4895995A/ja active Pending
- 1973-02-27 SE SE7302706A patent/SE411564B/xx unknown
- 1973-02-27 DD DD169082A patent/DD102672A5/xx unknown
- 1973-02-28 FR FR7306999A patent/FR2174109A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NO141952C (no) | 1980-06-04 |
| FI55533B (fi) | 1979-04-30 |
| FR2174109B1 (enrdf_load_stackoverflow) | 1975-10-31 |
| NO141952B (no) | 1980-02-25 |
| JPS4895995A (enrdf_load_stackoverflow) | 1973-12-08 |
| DE2305630A1 (de) | 1973-09-06 |
| DD102672A5 (enrdf_load_stackoverflow) | 1973-12-20 |
| ZA73685B (en) | 1973-11-28 |
| SE411564B (sv) | 1980-01-14 |
| FI55533C (fi) | 1979-08-10 |
| CA1004028A (en) | 1977-01-25 |
| FR2174109A1 (en) | 1973-10-12 |
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