CA1034847A - Compositions and methods for blackening hardened steel - Google Patents
Compositions and methods for blackening hardened steelInfo
- Publication number
- CA1034847A CA1034847A CA227,901A CA227901A CA1034847A CA 1034847 A CA1034847 A CA 1034847A CA 227901 A CA227901 A CA 227901A CA 1034847 A CA1034847 A CA 1034847A
- Authority
- CA
- Canada
- Prior art keywords
- blackening
- compositions
- methods
- hardened steel
- hardened
- 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
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
- C23C22/05—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 using aqueous solutions
- C23C22/60—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 using aqueous solutions using alkaline aqueous solutions with pH greater than 8
- C23C22/62—Treatment of iron or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US517485A US3899367A (en) | 1974-10-24 | 1974-10-24 | Compositions and methods for blackening hardened steel |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1034847A true CA1034847A (en) | 1978-07-18 |
Family
ID=24060010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA227,901A Expired CA1034847A (en) | 1974-10-24 | 1975-05-28 | Compositions and methods for blackening hardened steel |
Country Status (4)
Country | Link |
---|---|
US (1) | US3899367A (en) |
JP (1) | JPS5159036A (en) |
CA (1) | CA1034847A (en) |
GB (1) | GB1458644A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01118418A (en) * | 1987-10-31 | 1989-05-10 | Ikeda Bussan Co Ltd | Method for foam-molding foam integral with skin material |
US6695931B1 (en) | 1999-05-24 | 2004-02-24 | Birchwood Laboratories, Inc. | Composition and method for metal coloring process |
US6576346B1 (en) | 1999-05-24 | 2003-06-10 | Birchwood Laboratories, Inc. | Composition and method for metal coloring process |
US6309476B1 (en) | 1999-05-24 | 2001-10-30 | Birchwood Laboratories, Inc. | Composition and method for metal coloring process |
US6753039B2 (en) * | 2001-08-03 | 2004-06-22 | Elisha Holding Llc | Electrolytic and electroless process for treating metallic surfaces and products formed thereby |
US6899956B2 (en) | 2002-05-03 | 2005-05-31 | Birchwood Laboratories, Inc. | Metal coloring process and solutions therefor |
US7964044B1 (en) | 2003-10-29 | 2011-06-21 | Birchwood Laboratories, Inc. | Ferrous metal magnetite coating processes and reagents |
US7144599B2 (en) | 2004-07-15 | 2006-12-05 | Birchwood Laboratories, Inc. | Hybrid metal oxide/organometallic conversion coating for ferrous metals |
CN101280427B (en) * | 2007-04-06 | 2010-08-25 | 长春奥普光电技术股份有限公司 | Constant temperature chemical oxidation blackening process for iron-nickel alloy for optical instrument |
DE102007048750A1 (en) * | 2007-10-11 | 2009-04-16 | Schaeffler Kg | Method for producing a metallic component, in particular a bearing component or precision component, and component produced according to the method |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1723067A (en) * | 1926-04-16 | 1929-08-06 | Pacz Aladar | Method and composition of matter for coating and coloring metal articles |
US2557507A (en) * | 1950-05-11 | 1951-06-19 | Jr Victor Lang | Adjustable joint structure for electric lamp supports |
US2679475A (en) * | 1952-01-21 | 1954-05-25 | Joseph C Singler | Metal blackening composition and method |
US2960420A (en) * | 1959-01-23 | 1960-11-15 | Mitchell Bradford Chemical Co | Method and composition for blackening metal articles |
-
1974
- 1974-10-24 US US517485A patent/US3899367A/en not_active Expired - Lifetime
-
1975
- 1975-05-28 CA CA227,901A patent/CA1034847A/en not_active Expired
- 1975-06-09 GB GB2469275A patent/GB1458644A/en not_active Expired
- 1975-06-10 JP JP50070729A patent/JPS5159036A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3899367A (en) | 1975-08-12 |
GB1458644A (en) | 1976-12-15 |
JPS5159036A (en) | 1976-05-22 |
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