DE2223378A1 - Verfahren zum Wegfuehren des Schlamms oder sonstiger Feststoffe in Loesungen fuer die Vorbehandlung von Metallen und Vorrichtung zur Ausuebung des Verfahrens - Google Patents
Verfahren zum Wegfuehren des Schlamms oder sonstiger Feststoffe in Loesungen fuer die Vorbehandlung von Metallen und Vorrichtung zur Ausuebung des VerfahrensInfo
- Publication number
- DE2223378A1 DE2223378A1 DE19722223378 DE2223378A DE2223378A1 DE 2223378 A1 DE2223378 A1 DE 2223378A1 DE 19722223378 DE19722223378 DE 19722223378 DE 2223378 A DE2223378 A DE 2223378A DE 2223378 A1 DE2223378 A1 DE 2223378A1
- Authority
- DE
- Germany
- Prior art keywords
- sludge
- solution
- tank
- pump
- extractor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010802 sludge Substances 0.000 title claims description 101
- 238000000034 method Methods 0.000 title claims description 34
- 229910052751 metal Inorganic materials 0.000 title claims description 11
- 239000002184 metal Substances 0.000 title claims description 11
- 150000002739 metals Chemical class 0.000 title description 3
- 239000007787 solid Substances 0.000 title description 3
- 239000007921 spray Substances 0.000 claims description 12
- 239000012141 concentrate Substances 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 claims description 2
- 229910000165 zinc phosphate Inorganic materials 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 24
- 239000002002 slurry Substances 0.000 claims 3
- 238000000926 separation method Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 7
- 229910019142 PO4 Inorganic materials 0.000 description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 6
- 239000010452 phosphate Substances 0.000 description 6
- 238000002203 pretreatment Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010010774 Constipation Diseases 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004381 surface treatment Methods 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/86—Regeneration of coating baths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
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)
- Chemical Treatment Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1449571A GB1361489A (en) | 1971-05-12 | 1971-05-12 | Removing sludge formed in solutions used in metal pre-treatment processes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2223378A1 true DE2223378A1 (de) | 1972-11-30 |
Family
ID=10042221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722223378 Pending DE2223378A1 (de) | 1971-05-12 | 1972-05-12 | Verfahren zum Wegfuehren des Schlamms oder sonstiger Feststoffe in Loesungen fuer die Vorbehandlung von Metallen und Vorrichtung zur Ausuebung des Verfahrens |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3796372A (enExample) |
| BE (1) | BE783404A (enExample) |
| DE (1) | DE2223378A1 (enExample) |
| ES (1) | ES402673A1 (enExample) |
| FR (1) | FR2137517B1 (enExample) |
| GB (1) | GB1361489A (enExample) |
| IT (1) | IT960379B (enExample) |
| ZA (1) | ZA722768B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4412363C2 (de) * | 1994-04-11 | 1998-10-29 | Bayerische Motoren Werke Ag | Verfahren zum Behandeln von Phosphatschlamm |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3927613A1 (de) * | 1989-08-22 | 1991-02-28 | Metallgesellschaft Ag | Verfahren zur erzeugung von phosphatueberzuegen auf metalloberflaechen |
| ITMI20030835A1 (it) * | 2003-04-22 | 2004-10-23 | Trasmetal Spa | Apparecchiatura di defangazione. |
| AT501623B1 (de) * | 2005-04-12 | 2007-03-15 | Duerr Dental Gmbh Co Kg | Zentrifuge zum abscheiden feiner partikel aus einem fluid |
| CN115738472B (zh) * | 2022-10-27 | 2025-09-26 | 徐州恒诚自动化科技有限公司 | 污水沉淀物分离排放装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2763575A (en) * | 1953-11-17 | 1956-09-18 | James A Bede | Method of spray painting |
| BE551575A (enExample) * | 1955-10-07 |
-
1971
- 1971-05-12 GB GB1449571A patent/GB1361489A/en not_active Expired
-
1972
- 1972-04-24 ZA ZA722768A patent/ZA722768B/xx unknown
- 1972-05-02 US US00249704A patent/US3796372A/en not_active Expired - Lifetime
- 1972-05-02 FR FR7215461A patent/FR2137517B1/fr not_active Expired
- 1972-05-08 IT IT6843872A patent/IT960379B/it active
- 1972-05-12 ES ES402673A patent/ES402673A1/es not_active Expired
- 1972-05-12 BE BE783404A patent/BE783404A/xx unknown
- 1972-05-12 DE DE19722223378 patent/DE2223378A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4412363C2 (de) * | 1994-04-11 | 1998-10-29 | Bayerische Motoren Werke Ag | Verfahren zum Behandeln von Phosphatschlamm |
Also Published As
| Publication number | Publication date |
|---|---|
| IT960379B (it) | 1973-11-20 |
| ZA722768B (en) | 1973-12-19 |
| GB1361489A (en) | 1974-07-24 |
| ES402673A1 (es) | 1975-04-01 |
| US3796372A (en) | 1974-03-12 |
| FR2137517B1 (enExample) | 1976-10-29 |
| BE783404A (fr) | 1972-11-13 |
| FR2137517A1 (enExample) | 1972-12-29 |
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