CA1137396A - Composition and process for chemically stripping metallic deposits - Google Patents
Composition and process for chemically stripping metallic depositsInfo
- Publication number
- CA1137396A CA1137396A CA000356214A CA356214A CA1137396A CA 1137396 A CA1137396 A CA 1137396A CA 000356214 A CA000356214 A CA 000356214A CA 356214 A CA356214 A CA 356214A CA 1137396 A CA1137396 A CA 1137396A
- Authority
- CA
- Canada
- Prior art keywords
- ions
- composition
- stripping
- nickel
- solution
- 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.)
- Expired
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 22
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 23
- 150000002500 ions Chemical class 0.000 claims abstract description 18
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 17
- 230000000977 initiatory effect Effects 0.000 claims abstract description 7
- 239000003929 acidic solution Substances 0.000 claims abstract description 5
- 239000000758 substrate Substances 0.000 claims abstract description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 58
- 239000000243 solution Substances 0.000 claims description 34
- 229910052759 nickel Inorganic materials 0.000 claims description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 11
- 229910001448 ferrous ion Inorganic materials 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 229910001453 nickel ion Inorganic materials 0.000 claims description 7
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 6
- 229910001369 Brass Inorganic materials 0.000 claims description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 5
- 239000010951 brass Substances 0.000 claims description 5
- 229910052793 cadmium Inorganic materials 0.000 claims description 5
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 5
- 229910021645 metal ion Inorganic materials 0.000 claims description 5
- 239000011135 tin Substances 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- 229910052725 zinc Inorganic materials 0.000 claims description 5
- 239000011701 zinc Substances 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 claims description 4
- 229910052703 rhodium Inorganic materials 0.000 claims description 4
- 239000010948 rhodium Substances 0.000 claims description 4
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 4
- 238000009713 electroplating Methods 0.000 abstract description 6
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- -1 alkali metal salt Chemical class 0.000 description 7
- 239000000470 constituent Substances 0.000 description 5
- 238000007747 plating Methods 0.000 description 5
- 229910000619 316 stainless steel Inorganic materials 0.000 description 4
- 239000011260 aqueous acid Substances 0.000 description 4
- 238000010420 art technique Methods 0.000 description 4
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 4
- 238000009472 formulation Methods 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- WAEMQWOKJMHJLA-UHFFFAOYSA-N Manganese(2+) Chemical compound [Mn+2] WAEMQWOKJMHJLA-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 229960002089 ferrous chloride Drugs 0.000 description 3
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- FAYIWMIPOUXCOX-UHFFFAOYSA-L B(O)(O)O.[Ni](Cl)Cl Chemical compound B(O)(O)O.[Ni](Cl)Cl FAYIWMIPOUXCOX-UHFFFAOYSA-L 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910021380 Manganese Chloride Inorganic materials 0.000 description 2
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 description 2
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 229910001431 copper ion Inorganic materials 0.000 description 2
- 229960003280 cupric chloride Drugs 0.000 description 2
- XBDUTCVQJHJTQZ-UHFFFAOYSA-L iron(2+) sulfate monohydrate Chemical compound O.[Fe+2].[O-]S([O-])(=O)=O XBDUTCVQJHJTQZ-UHFFFAOYSA-L 0.000 description 2
- 235000002867 manganese chloride Nutrition 0.000 description 2
- 239000011565 manganese chloride Substances 0.000 description 2
- PPNAOCWZXJOHFK-UHFFFAOYSA-N manganese(2+);oxygen(2-) Chemical compound [O-2].[Mn+2] PPNAOCWZXJOHFK-UHFFFAOYSA-N 0.000 description 2
- VASIZKWUTCETSD-UHFFFAOYSA-N manganese(II) oxide Inorganic materials [Mn]=O VASIZKWUTCETSD-UHFFFAOYSA-N 0.000 description 2
- ISPYRSDWRDQNSW-UHFFFAOYSA-L manganese(II) sulfate monohydrate Chemical compound O.[Mn+2].[O-]S([O-])(=O)=O ISPYRSDWRDQNSW-UHFFFAOYSA-L 0.000 description 2
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 2
- WYOHYGGHYATVOZ-UHFFFAOYSA-L nickel(2+);sulfate;pentahydrate Chemical compound O.O.O.O.O.[Ni+2].[O-]S([O-])(=O)=O WYOHYGGHYATVOZ-UHFFFAOYSA-L 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 240000005020 Acaciella glauca Species 0.000 description 1
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229920001944 Plastisol Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 229910000366 copper(II) sulfate Inorganic materials 0.000 description 1
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 description 1
- 229960004643 cupric oxide Drugs 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- IMBKASBLAKCLEM-UHFFFAOYSA-L ferrous ammonium sulfate (anhydrous) Chemical compound [NH4+].[NH4+].[Fe+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O IMBKASBLAKCLEM-UHFFFAOYSA-L 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002816 nickel compounds Chemical class 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- 229940053662 nickel sulfate Drugs 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 239000004999 plastisol Substances 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 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
- 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
- C23F1/44—Compositions for etching metallic material from a metallic material substrate of different composition
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)
- ing And Chemical Polishing (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/094,617 US4244833A (en) | 1979-11-15 | 1979-11-15 | Composition and process for chemically stripping metallic deposits |
| US94,617 | 1979-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1137396A true CA1137396A (en) | 1982-12-14 |
Family
ID=22246187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000356214A Expired CA1137396A (en) | 1979-11-15 | 1980-07-15 | Composition and process for chemically stripping metallic deposits |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4244833A (enExample) |
| JP (1) | JPS6045274B2 (enExample) |
| AR (1) | AR223719A1 (enExample) |
| AU (1) | AU531247B2 (enExample) |
| BR (1) | BR8005840A (enExample) |
| CA (1) | CA1137396A (enExample) |
| DE (1) | DE3030919A1 (enExample) |
| ES (1) | ES494329A0 (enExample) |
| FR (1) | FR2469443A1 (enExample) |
| GB (1) | GB2063923B (enExample) |
| IT (1) | IT1142184B (enExample) |
| MX (1) | MX154502A (enExample) |
| NL (1) | NL8004320A (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4289576A (en) * | 1980-05-27 | 1981-09-15 | Halliburton Company | Method for removing cobalt-containing deposits from surfaces |
| US4402800A (en) * | 1981-10-02 | 1983-09-06 | Ash James J | Apparatus and method of treating tabs of printed circuit boards and the like |
| US4402799A (en) * | 1981-10-02 | 1983-09-06 | Chemcut Corporation | Apparatus and method of treating tabs of printed circuit boards and the like |
| US4385967A (en) * | 1981-10-07 | 1983-05-31 | Chemcut Corporation | Electroplating apparatus and method |
| US4746369A (en) * | 1982-01-11 | 1988-05-24 | Enthone, Incorporated | Peroxide selective stripping compositions and method |
| US4608091A (en) * | 1982-01-11 | 1986-08-26 | Enthone, Incorporated | Peroxide selective stripping compositions and method |
| US4404074A (en) * | 1982-05-27 | 1983-09-13 | Occidental Chemical Corporation | Electrolytic stripping bath and process |
| US4554049A (en) * | 1984-06-07 | 1985-11-19 | Enthone, Incorporated | Selective nickel stripping compositions and method of stripping |
| US4666625A (en) * | 1984-11-27 | 1987-05-19 | The Drackett Company | Method of cleaning clogged drains |
| CH674851A5 (enExample) * | 1987-12-01 | 1990-07-31 | Bbc Brown Boveri & Cie | |
| US5227016A (en) * | 1992-02-25 | 1993-07-13 | Henkel Corporation | Process and composition for desmutting surfaces of aluminum and its alloys |
| JPH1072682A (ja) * | 1996-08-30 | 1998-03-17 | Mec Kk | 錫および錫合金の剥離液 |
| GB2334969B (en) * | 1998-03-05 | 2003-03-12 | British Steel Plc | Coated metal products |
| US7285229B2 (en) * | 2003-11-07 | 2007-10-23 | Mec Company, Ltd. | Etchant and replenishment solution therefor, and etching method and method for producing wiring board using the same |
| JP4827252B2 (ja) * | 2006-09-25 | 2011-11-30 | ダイハツ工業株式会社 | 車両の車体構造 |
| CA2808981A1 (en) * | 2013-03-05 | 2014-09-05 | Sherritt International Corporation | Method of recovering metals while mitigating corrosion |
| CN106715763B (zh) * | 2015-03-13 | 2019-06-07 | 奥野制药工业株式会社 | 夹具用电解剥离剂 |
| CN117364091A (zh) * | 2023-09-26 | 2024-01-09 | 江门市瑞期精细化学工程有限公司 | 一种电镀层剥离液及其制备方法和应用 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2200486A (en) * | 1939-05-10 | 1940-05-14 | Western Electric Co | Material and method for removing coatings of nickel or the like from a metal base |
| US3015630A (en) * | 1959-08-24 | 1962-01-02 | Gen Electric | Aqueous solution for stripping nickel |
| US3367874A (en) * | 1966-09-23 | 1968-02-06 | Haviland Products Co | Process and composition for acid dissolution of metals |
| GB1353960A (en) * | 1971-09-21 | 1974-05-22 | Rolls Royce | Method of etching a partially masked surface |
| US3856694A (en) * | 1973-06-18 | 1974-12-24 | Oxy Metal Finishing Corp | Process for stripping nickel from articles and composition utilized therein |
| GB1518038A (en) * | 1975-12-19 | 1978-07-19 | Sterling Drug Inc | Process for removing calcium oxalate scale |
-
1979
- 1979-11-15 US US06/094,617 patent/US4244833A/en not_active Expired - Lifetime
-
1980
- 1980-07-15 CA CA000356214A patent/CA1137396A/en not_active Expired
- 1980-07-24 AU AU60758/80A patent/AU531247B2/en not_active Expired - Fee Related
- 1980-07-28 NL NL8004320A patent/NL8004320A/nl not_active Application Discontinuation
- 1980-07-30 AR AR281983A patent/AR223719A1/es active
- 1980-08-16 DE DE19803030919 patent/DE3030919A1/de not_active Ceased
- 1980-08-18 ES ES494329A patent/ES494329A0/es active Granted
- 1980-09-12 BR BR8005840A patent/BR8005840A/pt unknown
- 1980-09-25 FR FR8020643A patent/FR2469443A1/fr active Granted
- 1980-10-28 GB GB8034590A patent/GB2063923B/en not_active Expired
- 1980-11-10 JP JP55158043A patent/JPS6045274B2/ja not_active Expired
- 1980-11-13 IT IT50149/80A patent/IT1142184B/it active
- 1980-11-14 MX MX184773A patent/MX154502A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES8105791A1 (es) | 1981-06-16 |
| BR8005840A (pt) | 1981-06-09 |
| JPS6045274B2 (ja) | 1985-10-08 |
| DE3030919A1 (de) | 1981-05-21 |
| MX154502A (es) | 1987-09-24 |
| US4244833A (en) | 1981-01-13 |
| FR2469443A1 (fr) | 1981-05-22 |
| FR2469443B1 (enExample) | 1984-01-27 |
| ES494329A0 (es) | 1981-06-16 |
| GB2063923B (en) | 1983-09-21 |
| IT8050149A0 (it) | 1980-11-13 |
| AU6075880A (en) | 1981-05-21 |
| AR223719A1 (es) | 1981-09-15 |
| JPS5684477A (en) | 1981-07-09 |
| GB2063923A (en) | 1981-06-10 |
| IT1142184B (it) | 1986-10-08 |
| AU531247B2 (en) | 1983-08-18 |
| NL8004320A (nl) | 1981-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1137396A (en) | Composition and process for chemically stripping metallic deposits | |
| US4814205A (en) | Process for rejuvenation electroless nickel solution | |
| EP0075784B1 (en) | Process for direct gold plating of stainless steel | |
| Keller et al. | Conditioning aluminum alloys for electroplating | |
| US4264420A (en) | Electrolytic stripping bath and process | |
| JPS59226181A (ja) | 金属表面の前処理方法及びそれに使用する組成物 | |
| KR930006123B1 (ko) | 무전해 금 도금욕 및 이를 사용하는 방법 | |
| CN100999819A (zh) | 一种锌压铸件无氰碱性浸镀铜的方法 | |
| US3935005A (en) | Composition and method for stripping gold and silver | |
| JPH0436498A (ja) | 鉄鋼線材の表面処理方法 | |
| US4356069A (en) | Stripping composition and method for preparing and using same | |
| US4483887A (en) | Metal plating iron-containing substrates | |
| US4233124A (en) | Electrolytic stripping bath and process | |
| EP0030305A1 (en) | Chemical pretreatment for method for the electrolytical metal coating of magnesium articles | |
| US6261644B1 (en) | Process for the electroless deposition of copper coatings on iron and iron alloy surfaces | |
| US2975073A (en) | Corrosion resistance of electroless nickel plate | |
| US4196061A (en) | Direct nickel-plating of aluminum | |
| CA1153978A (en) | Coating aluminium alloy with cyanide-borate before electroplating with bronze | |
| US2836526A (en) | Aluminum surfacing | |
| US3674655A (en) | Surface preparation of uranium parts | |
| JP2962496B2 (ja) | マグネ基合金のめっき方法 | |
| US2871172A (en) | Electro-plating of metals | |
| JPH031383B2 (enExample) | ||
| JPH1112751A (ja) | ニッケル及び／又はコバルトの無電解めっき方法 | |
| US3957669A (en) | Metal treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |