CA989283A - Continuous etching process - Google Patents

Continuous etching process

Info

Publication number
CA989283A
CA989283A CA163,185A CA163185A CA989283A CA 989283 A CA989283 A CA 989283A CA 163185 A CA163185 A CA 163185A CA 989283 A CA989283 A CA 989283A
Authority
CA
Canada
Prior art keywords
etching process
continuous etching
continuous
etching
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
CA163,185A
Other languages
English (en)
Other versions
CA163185S (fr
Inventor
Gerald J. Roelants
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.)
Shipley Co Inc
Original Assignee
Shipley Co Inc
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
Application filed by Shipley Co Inc filed Critical Shipley Co Inc
Application granted granted Critical
Publication of CA989283A publication Critical patent/CA989283A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Removal Of Specific Substances (AREA)
CA163,185A 1972-02-09 1973-02-08 Continuous etching process Expired CA989283A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22484972A 1972-02-09 1972-02-09

Publications (1)

Publication Number Publication Date
CA989283A true CA989283A (en) 1976-05-18

Family

ID=22842494

Family Applications (1)

Application Number Title Priority Date Filing Date
CA163,185A Expired CA989283A (en) 1972-02-09 1973-02-08 Continuous etching process

Country Status (5)

Country Link
JP (1) JPS4896429A (fr)
CA (1) CA989283A (fr)
DE (1) DE2306445A1 (fr)
FR (1) FR2171286B1 (fr)
GB (1) GB1426643A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999564A (en) * 1976-01-09 1976-12-28 Pesek Engineering & Mfg. Co. Continuous etching and etched material recovery system
CN111809184B (zh) * 2020-07-15 2022-03-04 深圳市祺鑫环保科技有限公司 再生子液回用方法
CN114369831B (zh) * 2021-12-27 2024-05-07 广东臻鼎环境科技有限公司 一种可循环再生硝酸型退锡废液用添加剂及其应用
CN114561669B (zh) * 2022-03-03 2023-06-27 无锡中天固废处置有限公司 一种酸性含铜含铵蚀刻废液回收利用的方法

Also Published As

Publication number Publication date
DE2306445A1 (de) 1973-08-23
FR2171286A1 (fr) 1973-09-21
GB1426643A (en) 1976-03-03
JPS4896429A (fr) 1973-12-10
FR2171286B1 (fr) 1976-11-05

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