GB1485605A - Method of regenerating spent etching solutions - Google Patents
Method of regenerating spent etching solutionsInfo
- Publication number
- GB1485605A GB1485605A GB1078176A GB1078176A GB1485605A GB 1485605 A GB1485605 A GB 1485605A GB 1078176 A GB1078176 A GB 1078176A GB 1078176 A GB1078176 A GB 1078176A GB 1485605 A GB1485605 A GB 1485605A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fecl
- etching solution
- spent etching
- etching solutions
- cucl
- 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
- 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
- C23F1/46—Regeneration of etching compositions
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
- C25F7/02—Regeneration of process liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- ing And Chemical Polishing (AREA)
- Manufacturing Of Printed Circuit Boards (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU7502110221A SU548051A1 (ru) | 1975-03-17 | 1975-03-17 | Способ регенерации железо-меднохлоридны' травильных растворов |
SU2131975 | 1975-05-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1485605A true GB1485605A (en) | 1977-09-14 |
Family
ID=26665548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1078176A Expired GB1485605A (en) | 1975-03-17 | 1976-03-17 | Method of regenerating spent etching solutions |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR2304695A1 (he) |
GB (1) | GB1485605A (he) |
SE (1) | SE7603316L (he) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2131454A (en) * | 1982-12-07 | 1984-06-20 | Jury Ivanovich Naumov | Process for regeneration of iron-copper chloride etching solution |
US4468305A (en) * | 1979-05-08 | 1984-08-28 | The Electricity Council | Method for the electrolytic regeneration of etchants for metals |
US4604175A (en) * | 1982-12-07 | 1986-08-05 | Naumov Jury I | Process for regeneration of iron-copper chloride etching solution |
-
1976
- 1976-03-16 SE SE7603316A patent/SE7603316L/ unknown
- 1976-03-17 FR FR7607744A patent/FR2304695A1/fr active Granted
- 1976-03-17 GB GB1078176A patent/GB1485605A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4468305A (en) * | 1979-05-08 | 1984-08-28 | The Electricity Council | Method for the electrolytic regeneration of etchants for metals |
GB2131454A (en) * | 1982-12-07 | 1984-06-20 | Jury Ivanovich Naumov | Process for regeneration of iron-copper chloride etching solution |
US4604175A (en) * | 1982-12-07 | 1986-08-05 | Naumov Jury I | Process for regeneration of iron-copper chloride etching solution |
Also Published As
Publication number | Publication date |
---|---|
FR2304695B1 (he) | 1979-04-06 |
SE7603316L (sv) | 1976-09-18 |
FR2304695A1 (fr) | 1976-10-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |