KR910011570U - 강재의 부식장치 - Google Patents
강재의 부식장치Info
- Publication number
- KR910011570U KR910011570U KR2019890020929U KR890020929U KR910011570U KR 910011570 U KR910011570 U KR 910011570U KR 2019890020929 U KR2019890020929 U KR 2019890020929U KR 890020929 U KR890020929 U KR 890020929U KR 910011570 U KR910011570 U KR 910011570U
- Authority
- KR
- South Korea
- Prior art keywords
- steel
- corrosion device
- corrosion
- Prior art date
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
- 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
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/04—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly acid liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890020929U KR920000538Y1 (ko) | 1989-12-30 | 1989-12-30 | 강재의 부식장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890020929U KR920000538Y1 (ko) | 1989-12-30 | 1989-12-30 | 강재의 부식장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910011570U true KR910011570U (ko) | 1991-07-29 |
KR920000538Y1 KR920000538Y1 (ko) | 1992-01-15 |
Family
ID=19294874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890020929U KR920000538Y1 (ko) | 1989-12-30 | 1989-12-30 | 강재의 부식장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920000538Y1 (ko) |
-
1989
- 1989-12-30 KR KR2019890020929U patent/KR920000538Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR920000538Y1 (ko) | 1992-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19961028 Year of fee payment: 6 |
|
LAPS | Lapse due to unpaid annual fee |