ATE110123T1 - Zurückgewinnung von natriumhydroxid und aluminiumhydroxid aus ätzabfall. - Google Patents
Zurückgewinnung von natriumhydroxid und aluminiumhydroxid aus ätzabfall.Info
- Publication number
- ATE110123T1 ATE110123T1 AT91109027T AT91109027T ATE110123T1 AT E110123 T1 ATE110123 T1 AT E110123T1 AT 91109027 T AT91109027 T AT 91109027T AT 91109027 T AT91109027 T AT 91109027T AT E110123 T1 ATE110123 T1 AT E110123T1
- Authority
- AT
- Austria
- Prior art keywords
- recovery
- sodium hydroxide
- hydroxide
- aluminum
- aluminum hydroxide
- Prior art date
Links
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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/46—Regeneration of etching compositions
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)
- Separation Using Semi-Permeable Membranes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- ing And Chemical Polishing (AREA)
- Removal Of Specific Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Physical Water Treatments (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54939690A | 1990-07-06 | 1990-07-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE110123T1 true ATE110123T1 (de) | 1994-09-15 |
Family
ID=24192856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT91109027T ATE110123T1 (de) | 1990-07-06 | 1991-06-03 | Zurückgewinnung von natriumhydroxid und aluminiumhydroxid aus ätzabfall. |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0465822B1 (es) |
JP (1) | JPH05115871A (es) |
AT (1) | ATE110123T1 (es) |
AU (1) | AU634661B2 (es) |
CA (1) | CA2043717A1 (es) |
DE (1) | DE69103486T2 (es) |
ES (1) | ES2057668T3 (es) |
MX (1) | MX9100096A (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19710563C2 (de) | 1997-03-14 | 2003-10-02 | Daimler Chrysler Ag | Verfahren und Vorrichtung zum Betreiben von Aluminium-Fräsbädern |
CN1298637C (zh) * | 2005-08-08 | 2007-02-07 | 南京工业大学 | 含色素废碱液中回收氢氧化钠的方法 |
JP5016973B2 (ja) * | 2007-05-21 | 2012-09-05 | 株式会社野坂電機 | アルカリエッチング液のアルカリ回収方法及び装置 |
DE112009003274A5 (de) * | 2008-11-03 | 2012-09-20 | Thomas König | Beizverfahren und beizanlage |
CN101928948A (zh) * | 2010-09-02 | 2010-12-29 | 吉林麦达斯铝业有限公司 | 铝型材挤压模具碱洗残液的回收工艺 |
DE102013105177A1 (de) * | 2013-05-21 | 2014-11-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Gewinnung metallischer Anteile sowie von metallabgereichertem Material aus metallhaltigen Materialien |
CN104626453A (zh) * | 2014-12-05 | 2015-05-20 | 博罗县东明化工有限公司 | 铝合金树脂复合体的制备方法及铝合金树脂复合体 |
US11545307B2 (en) * | 2019-02-11 | 2023-01-03 | Pacesetter, Inc. | Fabrication of capacitors and recovery of capacitor fabrication matertials |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3607482A (en) * | 1969-08-11 | 1971-09-21 | Wilson & Co | Process of regeneration of metal treating solutions |
US4136026A (en) * | 1977-11-23 | 1979-01-23 | Aluminum Company Of America | Caustic solution having controlled dissolved aluminum content |
JPS5827984A (ja) * | 1981-08-10 | 1983-02-18 | Kurisutaru Eng Kk | アルミニウム及びその合金のアルカリエツチング液の再生方法 |
GB8612627D0 (en) * | 1986-05-23 | 1986-07-02 | Ici Plc | Dechlorination of aqueous alkali metal chloride solution |
US4826605A (en) * | 1986-11-03 | 1989-05-02 | Caspian International, Inc. | Process for depleted chemical milling solutions |
-
1991
- 1991-05-31 CA CA002043717A patent/CA2043717A1/en not_active Abandoned
- 1991-06-03 EP EP91109027A patent/EP0465822B1/en not_active Expired - Lifetime
- 1991-06-03 ES ES91109027T patent/ES2057668T3/es not_active Expired - Lifetime
- 1991-06-03 AT AT91109027T patent/ATE110123T1/de not_active IP Right Cessation
- 1991-06-03 DE DE69103486T patent/DE69103486T2/de not_active Expired - Fee Related
- 1991-06-17 JP JP3143745A patent/JPH05115871A/ja active Pending
- 1991-07-01 AU AU79480/91A patent/AU634661B2/en not_active Ceased
- 1991-07-05 MX MX9100096A patent/MX9100096A/es unknown
Also Published As
Publication number | Publication date |
---|---|
EP0465822A1 (en) | 1992-01-15 |
DE69103486T2 (de) | 1994-12-08 |
MX9100096A (es) | 1992-02-28 |
AU7948091A (en) | 1992-01-09 |
EP0465822B1 (en) | 1994-08-17 |
CA2043717A1 (en) | 1992-01-07 |
JPH05115871A (ja) | 1993-05-14 |
ES2057668T3 (es) | 1994-10-16 |
DE69103486D1 (de) | 1994-09-22 |
AU634661B2 (en) | 1993-02-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |