FI58519C - Foerfarande foer regenerering av betningssyror - Google Patents
Foerfarande foer regenerering av betningssyror Download PDFInfo
- Publication number
- FI58519C FI58519C FI783773A FI783773A FI58519C FI 58519 C FI58519 C FI 58519C FI 783773 A FI783773 A FI 783773A FI 783773 A FI783773 A FI 783773A FI 58519 C FI58519 C FI 58519C
- Authority
- FI
- Finland
- Prior art keywords
- acid
- sulfuric acid
- condenser
- passed
- column
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 54
- 239000002253 acid Substances 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 26
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 24
- 229910017604 nitric acid Inorganic materials 0.000 claims description 24
- 238000005554 pickling Methods 0.000 claims description 18
- 150000007513 acids Chemical class 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 239000002244 precipitate Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 239000000706 filtrate Substances 0.000 claims description 5
- 239000012808 vapor phase Substances 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 4
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 20
- 239000000203 mixture Substances 0.000 description 8
- 230000008929 regeneration Effects 0.000 description 5
- 238000011069 regeneration method Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 238000006386 neutralization reaction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N nitrate group Chemical group [N+](=O)([O-])[O-] NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 3
- 229910002651 NO3 Inorganic materials 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- RESQVPCTJIALIE-UHFFFAOYSA-N 2-methylprop-2-enoic acid;sulfuric acid Chemical class OS(O)(=O)=O.CC(=C)C(O)=O RESQVPCTJIALIE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/36—Regeneration of waste pickling liquors
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI783773A FI58519C (fi) | 1978-12-07 | 1978-12-07 | Foerfarande foer regenerering av betningssyror |
| GB7941413A GB2036573A (en) | 1978-12-07 | 1979-11-30 | Regeneration of pickling acids |
| DE19792948710 DE2948710A1 (de) | 1978-12-07 | 1979-12-04 | Verfahren zum regenerieren von beizsaeure |
| FR7930013A FR2443516A1 (fr) | 1978-12-07 | 1979-12-06 | Procede pour regenerer des acides de picklage |
| SE7910062A SE7910062L (sv) | 1978-12-07 | 1979-12-06 | Forfarande for regenerering av betningssyror |
| AT0773779A AT367102B (de) | 1978-12-07 | 1979-12-06 | Verfahren und vorrichtung zur regenerierung von beizsaeuren |
| US06/101,184 US4255407A (en) | 1978-12-07 | 1979-12-07 | Method for the regeneration of pickling acids |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI783773A FI58519C (fi) | 1978-12-07 | 1978-12-07 | Foerfarande foer regenerering av betningssyror |
| FI783773 | 1978-12-07 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI783773A7 FI783773A7 (fi) | 1980-06-08 |
| FI58519B FI58519B (fi) | 1980-10-31 |
| FI58519C true FI58519C (fi) | 1981-02-10 |
Family
ID=8512211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI783773A FI58519C (fi) | 1978-12-07 | 1978-12-07 | Foerfarande foer regenerering av betningssyror |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4255407A (de) |
| AT (1) | AT367102B (de) |
| DE (1) | DE2948710A1 (de) |
| FI (1) | FI58519C (de) |
| FR (1) | FR2443516A1 (de) |
| GB (1) | GB2036573A (de) |
| SE (1) | SE7910062L (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10526684B2 (en) | 2017-10-20 | 2020-01-07 | Crisolteq Ltd | Process for recovering components from pickling acid residue |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI67409C (fi) * | 1983-01-25 | 1985-03-11 | Outokumpu Oy | Foerfarande foer regenerering av betningssyror |
| AT395312B (de) * | 1987-06-16 | 1992-11-25 | Andritz Ag Maschf | Verfahren zur gewinnung bzw. rueckgewinnung von saeure aus metallhaltigen loesungen dieser saeure |
| US5219531A (en) * | 1988-04-29 | 1993-06-15 | Atochem | Production of concentrated aqueous solutions of ferric chloride |
| US5037545A (en) * | 1989-02-27 | 1991-08-06 | Billmyre Richard D | Liquid recovery system and method |
| US4894170A (en) * | 1989-02-27 | 1990-01-16 | Billmyre Richard D | Liquid recovery system and method |
| US5076884A (en) * | 1990-07-19 | 1991-12-31 | Westinghouse Electric Corp. | Process of precipitating zirconium or hafnium from spent pickling solutions |
| US5500098A (en) * | 1993-08-05 | 1996-03-19 | Eco-Tec Limited | Process for regeneration of volatile acids |
| US5417955A (en) * | 1994-03-01 | 1995-05-23 | Connolly; David W. | Manufacture of ferric sulfate and hydrochloric acid from ferrous chloride |
| FR2729676B1 (fr) * | 1995-01-24 | 1997-04-11 | Zircotube | Procede et dispositif de regeneration d'une solution usagee de decapage d'elements en alliage de zirconium |
| AT403665B (de) * | 1996-10-30 | 1998-04-27 | Andritz Patentverwaltung | Verfahren und anlage zur abscheidung feinster oxidteilchen |
| AT407757B (de) * | 1999-03-22 | 2001-06-25 | Andritz Patentverwaltung | Verfahren zur rückgewinnung von säuren aus metallhaltigen lösungen dieser säuren |
| RU2175025C1 (ru) * | 2000-02-15 | 2001-10-20 | Нижегородский государственный технический университет | Способ регенерации отработанных электролитов полирования и травления хромсодержащих сталей |
| US20040094236A1 (en) * | 2002-11-14 | 2004-05-20 | Crown Technology, Inc. | Methods for passivating stainless steel |
| IT1393792B1 (it) * | 2008-11-06 | 2012-05-08 | Condoroil Impianti Srl | Recupero di metalli e acidi da soluzioni esauste di decapaggio e/o da fanghi di neutralizzazione |
| IL200860A (en) | 2009-09-10 | 2015-07-30 | Green Future Ltd | Galvanic wastewater treatment and the production of iron oxide sized nanoparticles |
| CN104512870B (zh) * | 2013-10-07 | 2016-08-10 | 东莞市东旺化玻仪器有限公司 | 电镀挂具勾脱重金属废硝酸回用装置以及回用方法 |
| EA033390B1 (ru) * | 2014-04-22 | 2019-10-31 | Tal Or Ecology Ltd | Способ и композиции для удаления ржавчины и окалины со стали и для регенерации раствора для травления в процессе горячего цинкования |
| CN107419284A (zh) * | 2017-09-18 | 2017-12-01 | 滁州富达机械电子有限公司 | 一种应用于金属酸洗废气温度补偿净化收集系统 |
| FI129345B (en) | 2019-12-19 | 2021-12-15 | Crisolteq Ltd | Process for treating a regeneration residue from pickling acid |
| EP4575023A1 (de) | 2023-12-20 | 2025-06-25 | Fortum Battery Recycling Oy | Verfahren zur rückgewinnung von metallen aus beizsäurerückständen |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1832853A (en) * | 1928-10-26 | 1931-11-24 | Hercules Powder Co Ltd | Method and apparatus for denitrating acid mixtures and concentrating acid mixtures |
| US2993757A (en) * | 1958-07-07 | 1961-07-25 | Crucible Steel Co America | Process for recovering acid values from mixed acid waste |
| DE1182834B (de) * | 1962-12-17 | 1964-12-03 | Robert Von Linde | Verfahren zur Aufarbeitung von Buntmetallabfaellen |
| US3787306A (en) * | 1971-10-20 | 1974-01-22 | Cationic Corp | Process for the concurrent recovery of acid and metal values from spent pickle acid containing the same |
| US3840646A (en) * | 1972-05-17 | 1974-10-08 | Fuji Kasui Eng Co Ltd | Process for recovering nitric acid from waste pickle liquor solution |
| AT335251B (de) * | 1975-03-10 | 1977-03-10 | Ruthner Industrieanlagen Ag | Verfahren und vorrichtung zur wiedergewinnung von salpetersaure und flusssaure aus losungen |
-
1978
- 1978-12-07 FI FI783773A patent/FI58519C/fi not_active IP Right Cessation
-
1979
- 1979-11-30 GB GB7941413A patent/GB2036573A/en not_active Withdrawn
- 1979-12-04 DE DE19792948710 patent/DE2948710A1/de not_active Withdrawn
- 1979-12-06 AT AT0773779A patent/AT367102B/de not_active IP Right Cessation
- 1979-12-06 FR FR7930013A patent/FR2443516A1/fr active Granted
- 1979-12-06 SE SE7910062A patent/SE7910062L/xx not_active Application Discontinuation
- 1979-12-07 US US06/101,184 patent/US4255407A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10526684B2 (en) | 2017-10-20 | 2020-01-07 | Crisolteq Ltd | Process for recovering components from pickling acid residue |
Also Published As
| Publication number | Publication date |
|---|---|
| FI783773A7 (fi) | 1980-06-08 |
| FI58519B (fi) | 1980-10-31 |
| FR2443516B3 (de) | 1982-09-24 |
| SE7910062L (sv) | 1980-06-08 |
| US4255407A (en) | 1981-03-10 |
| DE2948710A1 (de) | 1980-06-19 |
| ATA773779A (de) | 1981-10-15 |
| FR2443516A1 (fr) | 1980-07-04 |
| GB2036573A (en) | 1980-07-02 |
| AT367102B (de) | 1982-06-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: OY W. ROSENLEW AB |