FI830239A0 - Foerfarande foer regenerering av betningssyror - Google Patents
Foerfarande foer regenerering av betningssyrorInfo
- Publication number
- FI830239A0 FI830239A0 FI830239A FI830239A FI830239A0 FI 830239 A0 FI830239 A0 FI 830239A0 FI 830239 A FI830239 A FI 830239A FI 830239 A FI830239 A FI 830239A FI 830239 A0 FI830239 A0 FI 830239A0
- Authority
- FI
- Finland
- Prior art keywords
- betningssyror
- foerfarande foer
- regenerering
- foer regenerering
- foerfarande
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/02—Oxides or hydrates thereof
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Compounds Of Iron (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI830239A FI67409C (fi) | 1983-01-25 | 1983-01-25 | Foerfarande foer regenerering av betningssyror |
ZA84160A ZA84160B (en) | 1983-01-25 | 1984-01-09 | Method for regenerating pickling acids |
SE8400120A SE459665B (sv) | 1983-01-25 | 1984-01-11 | Saett att regenerera betningssyror |
FR8400868A FR2539763B1 (fr) | 1983-01-25 | 1984-01-20 | Procede de regeneration d'acides de decapage |
CA000445890A CA1214382A (en) | 1983-01-25 | 1984-01-23 | Method for regenerating pickling acids |
US06/572,945 US4526650A (en) | 1983-01-25 | 1984-01-23 | Method for regenerating pickling acids |
JP59009613A JPS59137302A (ja) | 1983-01-25 | 1984-01-24 | 酸洗酸の再生方法 |
BR8400371A BR8400371A (pt) | 1983-01-25 | 1984-01-24 | Metodo para regenerar acidos de decapagem |
DE19843402320 DE3402320A1 (de) | 1983-01-25 | 1984-01-24 | Verfahren zur regenerierung von beizsaeure |
AT0022684A AT380903B (de) | 1983-01-25 | 1984-01-24 | Verfahren zum regenerieren von salpetersaeure und flussaeure enthaltenden beizsaeuren |
GB08401940A GB2134095B (en) | 1983-01-25 | 1984-01-25 | Method for regenerating pickling acids |
KR1019840000317A KR910006789B1 (ko) | 1983-01-25 | 1984-01-25 | 산세액의 재생방법 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI830239 | 1983-01-25 | ||
FI830239A FI67409C (fi) | 1983-01-25 | 1983-01-25 | Foerfarande foer regenerering av betningssyror |
Publications (4)
Publication Number | Publication Date |
---|---|
FI830239A0 true FI830239A0 (fi) | 1983-01-25 |
FI830239L FI830239L (fi) | 1984-07-26 |
FI67409B FI67409B (fi) | 1984-11-30 |
FI67409C FI67409C (fi) | 1985-03-11 |
Family
ID=8516647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI830239A FI67409C (fi) | 1983-01-25 | 1983-01-25 | Foerfarande foer regenerering av betningssyror |
Country Status (12)
Country | Link |
---|---|
US (1) | US4526650A (fi) |
JP (1) | JPS59137302A (fi) |
KR (1) | KR910006789B1 (fi) |
AT (1) | AT380903B (fi) |
BR (1) | BR8400371A (fi) |
CA (1) | CA1214382A (fi) |
DE (1) | DE3402320A1 (fi) |
FI (1) | FI67409C (fi) |
FR (1) | FR2539763B1 (fi) |
GB (1) | GB2134095B (fi) |
SE (1) | SE459665B (fi) |
ZA (1) | ZA84160B (fi) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS646835U (fi) * | 1987-07-01 | 1989-01-13 | ||
DE3728693A1 (de) * | 1987-08-27 | 1989-03-09 | Wacker Chemitronic | Verfahren und vorrichtung zum aetzen von halbleiteroberflaechen |
US5076884A (en) * | 1990-07-19 | 1991-12-31 | Westinghouse Electric Corp. | Process of precipitating zirconium or hafnium from spent pickling solutions |
US5082523A (en) * | 1990-11-19 | 1992-01-21 | Westinghouse Electric Corp. | Process of regenerating spent HF-HNO3 pickle acid containing (ZrF6-2 |
US5500098A (en) * | 1993-08-05 | 1996-03-19 | Eco-Tec Limited | Process for regeneration of volatile acids |
US5632866A (en) * | 1994-01-12 | 1997-05-27 | Fsi International, Inc. | Point-of-use recycling of wafer cleaning substances |
US6294145B1 (en) * | 1994-11-08 | 2001-09-25 | Texas Instruments Incorporated | Piranha etch preparation having long shelf life and method of making same |
AT412001B (de) * | 1995-03-07 | 2004-08-26 | Edv Systemanalyse Und Systemde | Verfahren zur gewinnung bzw. rückgewinnung von säuren |
DE69612957T2 (de) * | 1996-03-14 | 2001-09-06 | Condoroil Impianti S R L | Beizen von rostfreien Stahlen mit kontinuierliche katalytische Oxidation der Beizlösung |
AT407757B (de) * | 1999-03-22 | 2001-06-25 | Andritz Patentverwaltung | Verfahren zur rückgewinnung von säuren aus metallhaltigen lösungen dieser säuren |
JP4635527B2 (ja) * | 2004-09-08 | 2011-02-23 | 三菱化学エンジニアリング株式会社 | フッ酸の回収方法 |
JP4581618B2 (ja) * | 2004-10-14 | 2010-11-17 | 三菱化学エンジニアリング株式会社 | フッ酸の回収方法 |
AT522594B1 (de) * | 2019-09-03 | 2020-12-15 | Umwandlung von Metallsaizösungen in flüssige Säuren und feste Metalloxide | |
CN112875964A (zh) * | 2021-01-25 | 2021-06-01 | 山东中能环保科技股份有限公司 | 含金属铁铬镍酸洗废水的处理及再生利用方法 |
CN112875961A (zh) * | 2021-01-25 | 2021-06-01 | 山东中能环保科技股份有限公司 | 含金属铁铬镍酸洗废水的处理及再生利用*** |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB889279A (en) * | 1958-02-04 | 1962-02-14 | Willy Glaser | Improvements in and relating to heat transfer operations and equipment for these purposes |
US2993757A (en) * | 1958-07-07 | 1961-07-25 | Crucible Steel Co America | Process for recovering acid values from mixed acid waste |
GB1119236A (en) * | 1965-06-24 | 1968-07-10 | Chemical Construction Corp | A method for the recovery of iron salts and sulphonic acid from spent pickle liquors |
SE351444B (fi) * | 1970-11-03 | 1972-11-27 | Nordstjernan Rederi Ab | |
US3840646A (en) * | 1972-05-17 | 1974-10-08 | Fuji Kasui Eng Co Ltd | Process for recovering nitric acid from waste pickle liquor solution |
AT337721B (de) * | 1974-04-22 | 1977-07-11 | Industrial Resources | Verfahren zur herstellung umweltfreundlicher wasserunloslicher sulfat/sulfit-verbindungen des natriums oder ammoniums |
FI58519C (fi) * | 1978-12-07 | 1981-02-10 | Rosenlew Ab Oy W | Foerfarande foer regenerering av betningssyror |
SU876791A1 (ru) * | 1979-11-11 | 1981-10-30 | Уральский Научно-Исследовательский Институт Трубной Промышленности (Уралнити) | Способ регенерации азотно-плавикового травильного раствора |
-
1983
- 1983-01-25 FI FI830239A patent/FI67409C/fi not_active IP Right Cessation
-
1984
- 1984-01-09 ZA ZA84160A patent/ZA84160B/xx unknown
- 1984-01-11 SE SE8400120A patent/SE459665B/sv not_active IP Right Cessation
- 1984-01-20 FR FR8400868A patent/FR2539763B1/fr not_active Expired
- 1984-01-23 CA CA000445890A patent/CA1214382A/en not_active Expired
- 1984-01-23 US US06/572,945 patent/US4526650A/en not_active Expired - Lifetime
- 1984-01-24 DE DE19843402320 patent/DE3402320A1/de active Granted
- 1984-01-24 AT AT0022684A patent/AT380903B/de not_active IP Right Cessation
- 1984-01-24 JP JP59009613A patent/JPS59137302A/ja active Granted
- 1984-01-24 BR BR8400371A patent/BR8400371A/pt not_active IP Right Cessation
- 1984-01-25 GB GB08401940A patent/GB2134095B/en not_active Expired
- 1984-01-25 KR KR1019840000317A patent/KR910006789B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ZA84160B (en) | 1984-09-26 |
GB2134095B (en) | 1986-08-28 |
FI830239L (fi) | 1984-07-26 |
FI67409B (fi) | 1984-11-30 |
ATA22684A (de) | 1985-12-15 |
GB2134095A (en) | 1984-08-08 |
AT380903B (de) | 1986-07-25 |
SE8400120L (sv) | 1984-07-26 |
US4526650A (en) | 1985-07-02 |
SE8400120D0 (sv) | 1984-01-11 |
CA1214382A (en) | 1986-11-25 |
FR2539763B1 (fr) | 1987-02-27 |
KR910006789B1 (ko) | 1991-09-02 |
GB8401940D0 (en) | 1984-02-29 |
SE459665B (sv) | 1989-07-24 |
DE3402320C2 (fi) | 1989-12-21 |
JPS59137302A (ja) | 1984-08-07 |
BR8400371A (pt) | 1984-08-28 |
FI67409C (fi) | 1985-03-11 |
KR840007449A (ko) | 1984-12-07 |
FR2539763A1 (fr) | 1984-07-27 |
JPS634637B2 (fi) | 1988-01-29 |
DE3402320A1 (de) | 1984-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |
Owner name: OUTOKUMPU OY |