JPS647266U - - Google Patents
Info
- Publication number
- JPS647266U JPS647266U JP10002487U JP10002487U JPS647266U JP S647266 U JPS647266 U JP S647266U JP 10002487 U JP10002487 U JP 10002487U JP 10002487 U JP10002487 U JP 10002487U JP S647266 U JPS647266 U JP S647266U
- Authority
- JP
- Japan
- Prior art keywords
- etching
- copper sulfate
- circulation
- tank
- recovery device
- 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.)
- Granted
Links
- 238000005530 etching Methods 0.000 claims description 10
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 7
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims 5
- 238000010438 heat treatment Methods 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 239000013078 crystal Substances 0.000 claims 1
- 238000002425 crystallisation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- ing And Chemical Polishing (AREA)
- Manufacturing Of Printed Circuit Boards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10002487U JPH0354140Y2 (it) | 1987-07-01 | 1987-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10002487U JPH0354140Y2 (it) | 1987-07-01 | 1987-07-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS647266U true JPS647266U (it) | 1989-01-17 |
| JPH0354140Y2 JPH0354140Y2 (it) | 1991-11-28 |
Family
ID=31327722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10002487U Expired JPH0354140Y2 (it) | 1987-07-01 | 1987-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0354140Y2 (it) |
-
1987
- 1987-07-01 JP JP10002487U patent/JPH0354140Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0354140Y2 (it) | 1991-11-28 |
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