JPS5325242A - Process for blackening pipes - Google Patents
Process for blackening pipesInfo
- Publication number
- JPS5325242A JPS5325242A JP9867776A JP9867776A JPS5325242A JP S5325242 A JPS5325242 A JP S5325242A JP 9867776 A JP9867776 A JP 9867776A JP 9867776 A JP9867776 A JP 9867776A JP S5325242 A JPS5325242 A JP S5325242A
- Authority
- JP
- Japan
- Prior art keywords
- blackening
- pipes
- blackening pipes
- 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
Landscapes
- Resistance Heating (AREA)
- Chemical Treatment Of Metals (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9867776A JPS5325242A (en) | 1976-08-20 | 1976-08-20 | Process for blackening pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9867776A JPS5325242A (en) | 1976-08-20 | 1976-08-20 | Process for blackening pipes |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5325242A true JPS5325242A (en) | 1978-03-08 |
Family
ID=14226132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9867776A Pending JPS5325242A (en) | 1976-08-20 | 1976-08-20 | Process for blackening pipes |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5325242A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57149302U (en) * | 1981-03-16 | 1982-09-20 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3437532A (en) * | 1965-07-14 | 1969-04-08 | Allegheny Ludlum Steel | Dark colored stainless steel surfaces |
JPS5132443A (en) * | 1974-09-13 | 1976-03-19 | Yuasa Battery Co Ltd | SUTENRESUKONOHYOMENSHORIHO |
JPS5185008A (en) * | 1975-01-22 | 1976-07-26 | Hitachi Ltd | JIKURYUTAABINNORYUTAIRYUROKOZO |
-
1976
- 1976-08-20 JP JP9867776A patent/JPS5325242A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3437532A (en) * | 1965-07-14 | 1969-04-08 | Allegheny Ludlum Steel | Dark colored stainless steel surfaces |
JPS5132443A (en) * | 1974-09-13 | 1976-03-19 | Yuasa Battery Co Ltd | SUTENRESUKONOHYOMENSHORIHO |
JPS5185008A (en) * | 1975-01-22 | 1976-07-26 | Hitachi Ltd | JIKURYUTAABINNORYUTAIRYUROKOZO |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57149302U (en) * | 1981-03-16 | 1982-09-20 |
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