NO773165L - Fremgangsmaate til opparbeidelse av avfallssvovelsyre og jernsulfatheptahydrat til frisksyre - Google Patents
Fremgangsmaate til opparbeidelse av avfallssvovelsyre og jernsulfatheptahydrat til frisksyreInfo
- Publication number
- NO773165L NO773165L NO773165A NO773165A NO773165L NO 773165 L NO773165 L NO 773165L NO 773165 A NO773165 A NO 773165A NO 773165 A NO773165 A NO 773165A NO 773165 L NO773165 L NO 773165L
- Authority
- NO
- Norway
- Prior art keywords
- acid
- stage
- gases
- concentration
- approx
- Prior art date
Links
- 239000002253 acid Substances 0.000 title claims description 104
- 238000000034 method Methods 0.000 title claims description 36
- 239000002699 waste material Substances 0.000 title claims description 26
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 title claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title 1
- 229910052717 sulfur Inorganic materials 0.000 title 1
- 239000011593 sulfur Substances 0.000 title 1
- 239000007789 gas Substances 0.000 claims description 86
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 58
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 52
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 48
- 150000003839 salts Chemical class 0.000 claims description 28
- 229910052751 metal Inorganic materials 0.000 claims description 27
- 239000002184 metal Substances 0.000 claims description 27
- 238000009833 condensation Methods 0.000 claims description 21
- 230000005494 condensation Effects 0.000 claims description 21
- 238000001704 evaporation Methods 0.000 claims description 21
- 230000008020 evaporation Effects 0.000 claims description 18
- 229910001868 water Inorganic materials 0.000 claims description 17
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims description 16
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 14
- 239000003054 catalyst Substances 0.000 claims description 12
- 238000003776 cleavage reaction Methods 0.000 claims description 11
- 230000007017 scission Effects 0.000 claims description 11
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 7
- 230000018044 dehydration Effects 0.000 claims description 6
- 238000006297 dehydration reaction Methods 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 238000006555 catalytic reaction Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000003595 mist Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000003546 flue gas Substances 0.000 description 15
- 238000002156 mixing Methods 0.000 description 13
- 239000000428 dust Substances 0.000 description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 8
- 150000007513 acids Chemical class 0.000 description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000005569 Iron sulphate Substances 0.000 description 4
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 3
- 239000000112 cooling gas Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 235000003891 ferrous sulphate Nutrition 0.000 description 2
- 239000011790 ferrous sulphate Substances 0.000 description 2
- 230000004992 fission Effects 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000010626 work up procedure Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000010786 composite waste Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 150000004688 heptahydrates Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910000358 iron sulfate Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- FWFGVMYFCODZRD-UHFFFAOYSA-N oxidanium;hydrogen sulfate Chemical compound O.OS(O)(=O)=O FWFGVMYFCODZRD-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/775—Liquid phase contacting processes or wet catalysis 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)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762643798 DE2643798A1 (de) | 1976-09-29 | 1976-09-29 | Verfahren zur aufarbeitung von abfallschwefelsaeure und eisensulfatheptahydrat zu frischsaeure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO773165L true NO773165L (no) | 1978-03-30 |
Family
ID=5989127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO773165A NO773165L (no) | 1976-09-29 | 1977-09-14 | Fremgangsmaate til opparbeidelse av avfallssvovelsyre og jernsulfatheptahydrat til frisksyre |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4153628A (pt) |
| JP (1) | JPS5343080A (pt) |
| AU (1) | AU2909877A (pt) |
| BE (1) | BE859163A (pt) |
| BR (1) | BR7706419A (pt) |
| DE (1) | DE2643798A1 (pt) |
| ES (1) | ES462716A1 (pt) |
| FI (1) | FI772844A (pt) |
| FR (1) | FR2366219A1 (pt) |
| NO (1) | NO773165L (pt) |
| PL (1) | PL201083A1 (pt) |
| ZA (1) | ZA775798B (pt) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4376107A (en) * | 1981-06-11 | 1983-03-08 | Morgenthaler John H | Process for the regeneration of spent sulfuric acid |
| US5229087A (en) * | 1987-06-04 | 1993-07-20 | Bayer Aktiengesellschaft | Process for the preparation of titanium dioxide |
| DE3718674A1 (de) * | 1987-06-04 | 1988-12-15 | Bayer Ag | Verfahren zur herstellung von titandioxid |
| DE3742838A1 (de) * | 1987-12-17 | 1989-07-13 | Kronos Titan Gmbh | Verfahren zur herstellung von titandioxid-pigmenten |
| US5114699A (en) * | 1989-04-12 | 1992-05-19 | Freeport-Mcmoran Resource Partners | Spent alkylation acid treatment process |
| EP0421629A1 (en) * | 1989-09-21 | 1991-04-10 | Chemetics International Company Ltd. | Sulphuric acid recovery process |
| US5082645A (en) * | 1990-08-24 | 1992-01-21 | Chemetics International Company, Ltd. | Waste acid recovery process |
| US5498790A (en) * | 1993-06-09 | 1996-03-12 | Novus International, Inc. | Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy-4-(methylthio)butyric acid manufacture |
| US5595713A (en) * | 1994-09-08 | 1997-01-21 | The Babcock & Wilcox Company | Hydrogen peroxide for flue gas desulfurization |
| US5730950A (en) * | 1996-06-25 | 1998-03-24 | Jennifer L. Klotz | Sulfuric acid waste recycling by regenerative process |
| US6315975B1 (en) * | 1999-09-10 | 2001-11-13 | Rhodia Inc. | Suspension system using fumed silica |
| CN1330562C (zh) * | 2005-06-30 | 2007-08-08 | 武汉方圆钛白粉有限责任公司 | 硫酸法钛白粉生产中废酸浓缩回收利用的工业化方法 |
| CN106422680B (zh) * | 2016-11-22 | 2022-09-09 | 杭州东日节能技术有限公司 | 一种副产40%以上硫酸的冶炼烟气净化处理装置及方法 |
| CN109368604A (zh) * | 2018-10-24 | 2019-02-22 | 四川大学 | 一种利用相平衡原理通过生成结晶水合物进行钛白废酸浓缩的工艺 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1048247A (en) * | 1911-07-25 | 1912-12-24 | Charles A Weeks | Recovery of sulfuric acid and iron oxid from ferrous-sulfate sludge. |
| US1489347A (en) * | 1920-05-01 | 1924-04-08 | J P Laffey | Production of iron and steel |
| US2098056A (en) * | 1936-02-15 | 1937-11-02 | Du Pont | Utilization of waste products in the manufacture of titanium compounds from titanium ores |
| US2255445A (en) * | 1938-04-25 | 1941-09-09 | Eila Van Gorder | Production of sulphuric acid and iron oxide from waste pickling acid |
| US2304178A (en) * | 1939-05-15 | 1942-12-08 | Harmon E Keyes | Sulphating process and apparatus therefor |
| US3086846A (en) * | 1958-03-17 | 1963-04-23 | North American Coal Corp | Process for the recovery of sulfuric acid from metallic sulfates |
| US2946659A (en) * | 1958-05-15 | 1960-07-26 | Puriron And Chemicals Inc | Production of new sulfuric acid from waste pickle liquor |
| US3387927A (en) * | 1963-12-03 | 1968-06-11 | Battelle Development Corp | Method of regenerating waste pickle liquors |
| GB1272407A (en) * | 1968-08-26 | 1972-04-26 | Prenco Mfg Company | Recovering values from waste pickle liquor |
| DE2037619B2 (de) * | 1970-07-29 | 1972-07-13 | Chemiebau Dr. A. Zieren GmbH & Co KG, 5000 Köln | Verfahren zur spaltung von schwefelsaeure |
| US3944657A (en) * | 1971-02-19 | 1976-03-16 | Davy Powergas Gmbh | Sulfur dioxide from by-product ammonium sulfate solutions |
| US3713786A (en) * | 1971-12-06 | 1973-01-30 | New Jersey Zinc Co | Evaporative sulfuric acid recovery from sulfuric acids containing sulfates |
| DE2210637B2 (de) * | 1972-03-06 | 1975-12-04 | Davy Powergas Gmbh, 5000 Koeln | Verfahren zur Herstellung eines Schwefeldioxid enthaltenden Gases aus einer bei der TitanweiBherstellung anfallenden Dünnsäure |
| DE2415883A1 (de) * | 1974-04-02 | 1975-10-09 | Krupp Gmbh | Verfahren zur gewinnung von konzentrierter schwefelsaeure und schwefelsaeurefreien, trockenen, granulierten salzen aus salzhaltiger schwefelsaeure |
| DE2519928C3 (de) * | 1975-05-05 | 1981-04-02 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur Herstellung von Schwefelsäure |
-
1976
- 1976-09-29 DE DE19762643798 patent/DE2643798A1/de active Pending
-
1977
- 1977-09-14 NO NO773165A patent/NO773165L/no unknown
- 1977-09-26 AU AU29098/77A patent/AU2909877A/en active Pending
- 1977-09-26 US US05/836,465 patent/US4153628A/en not_active Expired - Lifetime
- 1977-09-27 BR BR7706419A patent/BR7706419A/pt unknown
- 1977-09-27 JP JP11523677A patent/JPS5343080A/ja active Pending
- 1977-09-27 FI FI772844A patent/FI772844A/fi not_active Application Discontinuation
- 1977-09-27 PL PL20108377A patent/PL201083A1/xx unknown
- 1977-09-28 ES ES462716A patent/ES462716A1/es not_active Expired
- 1977-09-28 ZA ZA00775798A patent/ZA775798B/xx unknown
- 1977-09-29 BE BE2056298A patent/BE859163A/xx unknown
- 1977-09-29 FR FR7729363A patent/FR2366219A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| BR7706419A (pt) | 1978-06-06 |
| AU2909877A (en) | 1979-04-05 |
| ES462716A1 (es) | 1978-05-16 |
| DE2643798A1 (de) | 1978-04-06 |
| PL201083A1 (pl) | 1978-07-17 |
| FI772844A (fi) | 1978-03-30 |
| FR2366219A1 (fr) | 1978-04-28 |
| JPS5343080A (en) | 1978-04-18 |
| BE859163A (fr) | 1978-03-29 |
| US4153628A (en) | 1979-05-08 |
| ZA775798B (en) | 1978-08-30 |
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