ES440213A1 - Un procedimiento de tratamiento de un agua residual. - Google Patents
Un procedimiento de tratamiento de un agua residual.Info
- Publication number
- ES440213A1 ES440213A1 ES440213A ES440213A ES440213A1 ES 440213 A1 ES440213 A1 ES 440213A1 ES 440213 A ES440213 A ES 440213A ES 440213 A ES440213 A ES 440213A ES 440213 A1 ES440213 A1 ES 440213A1
- Authority
- ES
- Spain
- Prior art keywords
- aqueous solution
- sulfur dioxide
- sulfuric acid
- ammonia
- sulfur
- 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
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 229910052717 sulfur Inorganic materials 0.000 title abstract 2
- 239000011593 sulfur Substances 0.000 title abstract 2
- 239000002351 wastewater Substances 0.000 title 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 6
- 239000007864 aqueous solution Substances 0.000 abstract 5
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 4
- 229910021529 ammonia Inorganic materials 0.000 abstract 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 3
- 239000000292 calcium oxide Substances 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- 239000000243 solution Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-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
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract 1
- 235000011130 ammonium sulphate Nutrition 0.000 abstract 1
- 229910052799 carbon Inorganic materials 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
- C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/01—Waste acid containing iron
- Y10S423/02—Sulfuric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7428500A FR2281900A1 (fr) | 1974-08-14 | 1974-08-14 | Procede de traitement d'eaux residuaires contenant de l'acide sulfurique |
| FR7507330A FR2302971A2 (fr) | 1975-03-06 | 1975-03-06 | Procede de traitement des eaux residuaires contenant de l'acide sulfurique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES440213A1 true ES440213A1 (es) | 1977-06-16 |
Family
ID=26218482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES440213A Expired ES440213A1 (es) | 1974-08-14 | 1975-08-12 | Un procedimiento de tratamiento de un agua residual. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4039649A (es) |
| JP (1) | JPS5145456A (es) |
| CA (1) | CA1066021A (es) |
| DE (1) | DE2535886A1 (es) |
| ES (1) | ES440213A1 (es) |
| GB (1) | GB1524233A (es) |
| IT (1) | IT1040230B (es) |
| NL (1) | NL7509615A (es) |
| NO (1) | NO139382C (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5625428U (es) * | 1979-08-03 | 1981-03-09 | ||
| PL147879B1 (en) * | 1986-06-23 | 1989-08-31 | Method for manufacturing barium sulfite | |
| DE3625029A1 (de) * | 1986-07-24 | 1988-02-18 | Hoelter Heinz | Verfahren zum kontinuierlichen aufbereiten von reaktionsprodukten aus rauchgaswaeschen mit simultaner entfernung von schwefeldioxid und stickstoffoxiden |
| US5217624A (en) * | 1989-09-11 | 1993-06-08 | Onoda Cement Co., Ltd. | Method for the disposal of aqueous sewage sludge |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1108705A (en) * | 1913-05-31 | 1914-08-25 | John William Cobb | Process of extracting ammonia and sulfur compounds from gas. |
| US1274247A (en) * | 1917-07-21 | 1918-07-30 | Lonza Ag | Process for oxidizing ammonium sulfite to ammonium sulfate. |
| GB378684A (en) * | 1931-05-13 | 1932-08-18 | Metallgesellschaft Ag | Process for the production of alkali sulphates and sulphur |
| US2856267A (en) * | 1954-04-12 | 1958-10-14 | Kamlet Jonas | Recovery of hydrogen sulphide from waste sludge acid |
| US2862789A (en) * | 1954-05-17 | 1958-12-02 | Cons Mining & Smelting Co | Treatment of flue gases |
| FR1568748A (es) * | 1967-06-26 | 1969-05-30 | ||
| US3729551A (en) * | 1971-01-07 | 1973-04-24 | Cons Coal Co | Conversion of calcium sulfate to calcium oxide and elemental sulfur |
| FR2179513B1 (es) * | 1972-04-10 | 1975-03-21 | Inst Francais Du Petrole |
-
1975
- 1975-07-30 IT IT25914/75A patent/IT1040230B/it active
- 1975-08-11 GB GB33396/75A patent/GB1524233A/en not_active Expired
- 1975-08-11 US US05/603,621 patent/US4039649A/en not_active Expired - Lifetime
- 1975-08-12 DE DE19752535886 patent/DE2535886A1/de not_active Withdrawn
- 1975-08-12 NL NL7509615A patent/NL7509615A/xx not_active Application Discontinuation
- 1975-08-12 ES ES440213A patent/ES440213A1/es not_active Expired
- 1975-08-13 JP JP50099065A patent/JPS5145456A/ja active Pending
- 1975-08-13 NO NO752818A patent/NO139382C/no unknown
- 1975-08-13 CA CA233,391A patent/CA1066021A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7509615A (nl) | 1976-02-17 |
| GB1524233A (en) | 1978-09-06 |
| NO752818L (es) | 1976-02-17 |
| NO139382C (no) | 1979-02-28 |
| CA1066021A (fr) | 1979-11-13 |
| IT1040230B (it) | 1979-12-20 |
| JPS5145456A (en) | 1976-04-17 |
| NO139382B (no) | 1978-11-20 |
| US4039649A (en) | 1977-08-02 |
| DE2535886A1 (de) | 1976-02-26 |
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