CA2429156A1 - Traitement d'eaux residuaires renfermant du nickel lors d'une phosphatation - Google Patents
Traitement d'eaux residuaires renfermant du nickel lors d'une phosphatation Download PDFInfo
- Publication number
- CA2429156A1 CA2429156A1 CA002429156A CA2429156A CA2429156A1 CA 2429156 A1 CA2429156 A1 CA 2429156A1 CA 002429156 A CA002429156 A CA 002429156A CA 2429156 A CA2429156 A CA 2429156A CA 2429156 A1 CA2429156 A1 CA 2429156A1
- Authority
- CA
- Canada
- Prior art keywords
- phosphating
- exchanger
- ion
- ions
- nickel
- 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.)
- Abandoned
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract description 82
- 229910052759 nickel Inorganic materials 0.000 title claims abstract description 40
- 239000002351 wastewater Substances 0.000 title abstract description 11
- 239000000243 solution Substances 0.000 claims abstract description 61
- 238000000034 method Methods 0.000 claims abstract description 51
- 230000002378 acidificating effect Effects 0.000 claims abstract description 37
- 239000008237 rinsing water Substances 0.000 claims abstract description 37
- 239000002253 acid Substances 0.000 claims abstract description 28
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 claims abstract description 17
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910001453 nickel ion Inorganic materials 0.000 claims abstract description 17
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 13
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 11
- 229910001413 alkali metal ion Inorganic materials 0.000 claims abstract description 9
- 239000007864 aqueous solution Substances 0.000 claims abstract description 8
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 34
- 238000001728 nano-filtration Methods 0.000 claims description 15
- 238000005374 membrane filtration Methods 0.000 claims description 13
- 230000008929 regeneration Effects 0.000 claims description 13
- 238000011069 regeneration method Methods 0.000 claims description 13
- 239000012487 rinsing solution Substances 0.000 claims description 13
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 13
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000012141 concentrate Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 6
- 238000001223 reverse osmosis Methods 0.000 claims description 6
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical group OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- 239000013543 active substance Substances 0.000 claims description 4
- 238000005238 degreasing Methods 0.000 claims description 3
- 238000000108 ultra-filtration Methods 0.000 claims description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- 239000012465 retentate Substances 0.000 claims description 2
- 238000009288 screen filtration Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 abstract description 6
- 239000010452 phosphate Substances 0.000 abstract description 6
- 239000012528 membrane Substances 0.000 description 17
- 239000011701 zinc Substances 0.000 description 16
- 229910052725 zinc Inorganic materials 0.000 description 15
- -1 ammonium ions Chemical class 0.000 description 14
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- 238000005342 ion exchange Methods 0.000 description 9
- 229910001415 sodium ion Inorganic materials 0.000 description 9
- 238000000354 decomposition reaction Methods 0.000 description 8
- 239000011572 manganese Substances 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 6
- 229910052748 manganese Inorganic materials 0.000 description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 5
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical group [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 5
- 239000006227 byproduct Substances 0.000 description 5
- 238000005352 clarification Methods 0.000 description 5
- 239000000470 constituent Substances 0.000 description 5
- 229960004838 phosphoric acid Drugs 0.000 description 5
- 235000011007 phosphoric acid Nutrition 0.000 description 5
- 239000010802 sludge Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 150000001768 cations Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 4
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical group [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 3
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 3
- 229910002651 NO3 Inorganic materials 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- XTEGARKTQYYJKE-UHFFFAOYSA-M chlorate Inorganic materials [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 229910001437 manganese ion Inorganic materials 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000004973 alkali metal peroxides Chemical class 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 229940023913 cation exchange resins Drugs 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- WTDHULULXKLSOZ-UHFFFAOYSA-N hydroxylamine hydrochloride Substances Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 1
- XBUFCZMOAHHGMX-UHFFFAOYSA-N hydroxylamine;phosphoric acid Chemical class ON.ON.ON.OP(O)(O)=O XBUFCZMOAHHGMX-UHFFFAOYSA-N 0.000 description 1
- WCYJQVALWQMJGE-UHFFFAOYSA-M hydroxylammonium chloride Chemical compound [Cl-].O[NH3+] WCYJQVALWQMJGE-UHFFFAOYSA-M 0.000 description 1
- CRJZNQFRBUFHTE-UHFFFAOYSA-N hydroxylammonium nitrate Chemical compound O[NH3+].[O-][N+]([O-])=O CRJZNQFRBUFHTE-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 229910001463 metal phosphate Inorganic materials 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229910001414 potassium ion Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 239000003643 water by type Substances 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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/04—Processes using organic exchangers
- B01J39/07—Processes using organic exchangers in the weakly acidic form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J45/00—Ion-exchange in which a complex or a chelate is formed; Use of material as complex or chelate forming ion-exchangers; Treatment of material for improving the complex or chelate forming ion-exchange properties
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Chemical Treatment Of Metals (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10056629.4 | 2000-11-15 | ||
| DE10056629A DE10056629C1 (de) | 2000-11-15 | 2000-11-15 | Verfahren zur Aufbereitung von nickelhaltigem Abwasser bei der Phosphatierung |
| PCT/EP2001/012814 WO2002040405A2 (fr) | 2000-11-15 | 2001-11-06 | Traitement d'eaux residuaires renfermant du nickel lors d'une phosphatation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2429156A1 true CA2429156A1 (fr) | 2002-05-23 |
Family
ID=7663411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002429156A Abandoned CA2429156A1 (fr) | 2000-11-15 | 2001-11-06 | Traitement d'eaux residuaires renfermant du nickel lors d'une phosphatation |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20040037765A1 (fr) |
| EP (1) | EP1337471A2 (fr) |
| JP (1) | JP2004514055A (fr) |
| CN (1) | CN1498193A (fr) |
| AU (1) | AU2002219077A1 (fr) |
| BR (1) | BR0115363A (fr) |
| CA (1) | CA2429156A1 (fr) |
| DE (1) | DE10056629C1 (fr) |
| WO (1) | WO2002040405A2 (fr) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004024636A1 (fr) * | 2002-08-31 | 2004-03-25 | Henkel Kommanditgesellschaft Auf Aktien | Procede a plusieurs etapes destine au traitement d'eaux usees de phosphatage a l'aide d'un echangeur ionique peu acide |
| DE10257074B4 (de) | 2002-12-06 | 2018-07-26 | Henkel Ag & Co. Kgaa | Verfahren zum Aufbereiten von Phosphatierbadüberlauf oder Spülwasser nach einer Phosphatierung |
| DE10308426B4 (de) * | 2003-02-27 | 2005-03-03 | Henkel Kgaa | Verfahren zur Aufbereitung von Phosphatierbadüberlauf und/oder von Spülwasser nach der Phosphatierung |
| DE102005043031A1 (de) * | 2005-09-10 | 2007-03-15 | Mauer, Dieter, Dr. | Verfahren zum Entfernen von Phosphaten aus Acetat-gepufferten Lösungen |
| KR101433104B1 (ko) * | 2006-09-28 | 2014-08-22 | 쿠리타 고교 가부시키가이샤 | 인산 함유수로부터 인산을 회수하는 방법 및 장치 |
| CN101624248B (zh) * | 2009-07-29 | 2011-08-24 | 深圳市天骄科技开发有限公司 | 镍钴锰酸锂生产废水的处理方法 |
| CN103663774A (zh) * | 2013-02-27 | 2014-03-26 | 苏州信望膜技术有限公司 | 利用膜分离技术处理低浓度含氨废水的方法 |
| CN103588326A (zh) * | 2013-11-22 | 2014-02-19 | 大连碧城环保科技有限公司 | 金属磷化加工清洁生产工艺 |
| CN103588325A (zh) * | 2013-11-22 | 2014-02-19 | 大连碧城环保科技有限公司 | 酸洗磷化工业废水的再生循环方法 |
| DE102016215233A1 (de) * | 2016-08-16 | 2018-02-22 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren und Vorrichtung zum Entfetten eines Bauteils |
| CN111470717A (zh) * | 2020-04-15 | 2020-07-31 | 河南恒安环保科技有限公司 | 一种新能源汽车电泳涂装废水处理回用方法 |
| CN111809048A (zh) * | 2020-07-19 | 2020-10-23 | 河南科技大学 | 一种去除硫酸钴电解中痕量镍的方法 |
| CN112125457A (zh) * | 2020-09-10 | 2020-12-25 | 黄河三角洲京博化工研究院有限公司 | 一种热电反渗透浓水结晶分盐的处理方法 |
| CN114436481A (zh) * | 2022-04-02 | 2022-05-06 | 山东凤鸣桓宇环保有限公司 | 一种磷化废水资源化回收工艺 |
| CN114477665B (zh) * | 2022-04-14 | 2022-07-22 | 山东凤鸣桓宇环保有限公司 | 一种涂装废水资源化处理工艺 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5910430B2 (ja) * | 1976-04-19 | 1984-03-08 | 日本ペイント株式会社 | リン酸塩皮膜化成処理方法 |
| JPS6357799A (ja) * | 1986-08-25 | 1988-03-12 | Kurita Water Ind Ltd | メツキ液の処理方法 |
| DE4226080A1 (de) * | 1992-08-06 | 1994-02-10 | Henkel Kgaa | Aufbereitung wäßriger Spüllösungen aus Zinkphosphatierungsprozessen |
| DE4435774C1 (de) * | 1994-10-06 | 1996-03-14 | Rimmel Gmbh | Verfahren zum Abtrennen von Zink aus Zink und Chrom enthaltenden Lösungen oder Schlämmen wie Abwässern, Prozeßbädern oder Galvanikschlämmen |
| DE19754109A1 (de) * | 1997-12-05 | 1999-06-10 | Henkel Kgaa | Abwasseraufbereitung bei der Phosphatierung |
| DE19813058A1 (de) * | 1998-03-25 | 1999-09-30 | Henkel Kgaa | Abwasseraufbereitung bei der Phosphatierung |
| DE19854431A1 (de) * | 1998-11-25 | 2000-05-31 | Henkel Kgaa | Phosphatierverfahren mit Spülwasser-Einsparung |
| DE19918713C5 (de) * | 1999-04-26 | 2005-09-15 | Henkel Kgaa | Abwasseraufbereitung bei der Phosphatierung |
| DE19958775A1 (de) * | 1999-05-28 | 2000-11-30 | Henkel Kgaa | Nachpassivierung einer phosphatierten Metalloberfläche |
| BR0011045A (pt) * | 1999-05-28 | 2002-04-16 | Henkel Koanditgesellschaft Auf | Pós-passivação de uma superfìcie metálica fosfatada |
-
2000
- 2000-11-15 DE DE10056629A patent/DE10056629C1/de not_active Expired - Fee Related
-
2001
- 2001-11-06 JP JP2002542739A patent/JP2004514055A/ja active Pending
- 2001-11-06 AU AU2002219077A patent/AU2002219077A1/en not_active Abandoned
- 2001-11-06 US US10/416,103 patent/US20040037765A1/en not_active Abandoned
- 2001-11-06 WO PCT/EP2001/012814 patent/WO2002040405A2/fr not_active Application Discontinuation
- 2001-11-06 CN CNA018188478A patent/CN1498193A/zh active Pending
- 2001-11-06 CA CA002429156A patent/CA2429156A1/fr not_active Abandoned
- 2001-11-06 EP EP01996515A patent/EP1337471A2/fr not_active Withdrawn
- 2001-11-06 BR BR0115363-3A patent/BR0115363A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004514055A (ja) | 2004-05-13 |
| WO2002040405A2 (fr) | 2002-05-23 |
| EP1337471A2 (fr) | 2003-08-27 |
| DE10056629C1 (de) | 2002-04-04 |
| BR0115363A (pt) | 2003-08-26 |
| CN1498193A (zh) | 2004-05-19 |
| AU2002219077A1 (en) | 2002-05-27 |
| US20040037765A1 (en) | 2004-02-26 |
| WO2002040405A3 (fr) | 2002-07-25 |
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