ATE115197T1 - Verfahren und vorrichtung zum regenerieren von alkalihaltigen aluminiumbeizlösungen. - Google Patents
Verfahren und vorrichtung zum regenerieren von alkalihaltigen aluminiumbeizlösungen.Info
- Publication number
- ATE115197T1 ATE115197T1 AT91906096T AT91906096T ATE115197T1 AT E115197 T1 ATE115197 T1 AT E115197T1 AT 91906096 T AT91906096 T AT 91906096T AT 91906096 T AT91906096 T AT 91906096T AT E115197 T1 ATE115197 T1 AT E115197T1
- Authority
- AT
- Austria
- Prior art keywords
- pickling
- alkali
- aluminium
- pickling bath
- regeneration
- Prior art date
Links
- 238000005554 pickling Methods 0.000 title abstract 9
- 238000000034 method Methods 0.000 title abstract 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title abstract 3
- 229910052782 aluminium Inorganic materials 0.000 title abstract 3
- 230000008929 regeneration Effects 0.000 title 1
- 238000011069 regeneration method Methods 0.000 title 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 abstract 3
- 229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 3
- 150000004645 aluminates Chemical class 0.000 abstract 2
- 239000004411 aluminium Substances 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-M D-gluconate Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O RGHNJXZEOKUKBD-SQOUGZDYSA-M 0.000 abstract 1
- 239000000654 additive Substances 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 239000012670 alkaline solution Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 229940050410 gluconate Drugs 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 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
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)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4008379A DE4008379A1 (de) | 1990-03-15 | 1990-03-15 | Verfahren und anlage zum regenerieren von alkalihaltigen aluminiumbeizloesungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE115197T1 true ATE115197T1 (de) | 1994-12-15 |
Family
ID=6402324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT91906096T ATE115197T1 (de) | 1990-03-15 | 1991-03-15 | Verfahren und vorrichtung zum regenerieren von alkalihaltigen aluminiumbeizlösungen. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0519987B1 (enExample) |
| JP (1) | JPH05505852A (enExample) |
| AT (1) | ATE115197T1 (enExample) |
| DE (2) | DE4008379A1 (enExample) |
| WO (1) | WO1991014019A2 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5656489A (en) * | 1992-07-22 | 1997-08-12 | E. I. Du Pont De Nemours And Company | Method for the remediation of organoleads especially tetraethyllead (TEL) in contaminated natural media |
| DE102008001577A1 (de) * | 2008-05-06 | 2009-11-12 | Wacker Chemie Ag | Verfahren zur Hydrolyse von festen Metallsalzen mit wässrigen Salzlösungen |
| DE112009003274A5 (de) * | 2008-11-03 | 2012-09-20 | Thomas König | Beizverfahren und beizanlage |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE43977C (de) * | 1892-01-31 | 1888-08-03 | Dr. K. J. BAYER in Dorf Tentelewa bei St. Petersburg | Verfahren zur darstellung von thonerdehydrat und alkalialuminat |
| US2975041A (en) * | 1956-08-06 | 1961-03-14 | Purex Corp Ltd | Method for etching aluminum and aluminum alloy bodies |
| FR2167243A1 (en) * | 1972-01-11 | 1973-08-24 | Maltret Georges | Regenerating etch bath - for etching aluminium prior to anodising |
| US3909405A (en) * | 1972-04-07 | 1975-09-30 | Dai Doh Plant Engineering Corp | Method for treating alkaline waste streams containing aluminum dissolved therein |
| DE2433141A1 (de) * | 1974-07-10 | 1976-01-29 | Kannegiesser H Kg | Rotationskoerper zur herstellung und/ oder behandlung von bahnen, stuecken, folien und verbundmaterialien |
| US4136026A (en) * | 1977-11-23 | 1979-01-23 | Aluminum Company Of America | Caustic solution having controlled dissolved aluminum content |
| JPS5810895B2 (ja) * | 1979-07-16 | 1983-02-28 | 東京計装株式会社 | デ−タ収集回路 |
| EP0157190B1 (de) * | 1984-03-16 | 1990-07-18 | Prof. Dr. E. Plattner | Beizverfahren für Aluminium |
| US4826605A (en) * | 1986-11-03 | 1989-05-02 | Caspian International, Inc. | Process for depleted chemical milling solutions |
-
1990
- 1990-03-15 DE DE4008379A patent/DE4008379A1/de active Granted
-
1991
- 1991-03-15 JP JP91505740A patent/JPH05505852A/ja active Pending
- 1991-03-15 DE DE59103815T patent/DE59103815D1/de not_active Expired - Fee Related
- 1991-03-15 WO PCT/EP1991/000491 patent/WO1991014019A2/de not_active Ceased
- 1991-03-15 AT AT91906096T patent/ATE115197T1/de active
- 1991-03-15 EP EP91906096A patent/EP0519987B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE4008379C2 (enExample) | 1992-01-16 |
| EP0519987B1 (de) | 1994-12-07 |
| EP0519987A1 (de) | 1992-12-30 |
| WO1991014019A2 (de) | 1991-09-19 |
| DE59103815D1 (de) | 1995-01-19 |
| DE4008379A1 (de) | 1991-09-19 |
| WO1991014019A3 (de) | 1991-10-31 |
| JPH05505852A (ja) | 1993-08-26 |
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