GB1485605A - Method of regenerating spent etching solutions - Google Patents

Method of regenerating spent etching solutions

Info

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
Application number
GB1078176A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KUCHERENKO V
Original Assignee
KUCHERENKO V
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from SU7502110221A external-priority patent/SU548051A1/ru
Application filed by KUCHERENKO V filed Critical KUCHERENKO V
Publication of GB1485605A publication Critical patent/GB1485605A/en
Expired legal-status Critical Current

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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • ing And Chemical Polishing (AREA)
  • Manufacturing Of Printed Circuit Boards (AREA)
GB1078176A 1975-03-17 1976-03-17 Method of regenerating spent etching solutions Expired GB1485605A (en)

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 (de)
GB (1) GB1485605A (de)
SE (1) SE7603316L (de)

Cited By (3)

* Cited by examiner, † Cited by third party
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

Cited By (3)

* Cited by examiner, † Cited by third party
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
SE7603316L (sv) 1976-09-18
FR2304695B1 (de) 1979-04-06
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