GB756040A - Improvements in the electro-chemical cleaning of metals - Google Patents

Improvements in the electro-chemical cleaning of metals

Info

Publication number
GB756040A
GB756040A GB1020853A GB1020853A GB756040A GB 756040 A GB756040 A GB 756040A GB 1020853 A GB1020853 A GB 1020853A GB 1020853 A GB1020853 A GB 1020853A GB 756040 A GB756040 A GB 756040A
Authority
GB
United Kingdom
Prior art keywords
per cent
electro
metals
chemical cleaning
acid
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
GB1020853A
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.)
SYDNEY JOHN PATMORE
Original Assignee
SYDNEY JOHN PATMORE
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 SYDNEY JOHN PATMORE filed Critical SYDNEY JOHN PATMORE
Priority to GB1020853A priority Critical patent/GB756040A/en
Publication of GB756040A publication Critical patent/GB756040A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

A bath composition for cleaning metals comprises 25 to 30 per cent sulphuric acid, 10 to 12 per cent nitric acid, 5 to 6 per cent phosphoric acid and 3 to 5 per cent hydrochloric acid, all percentages by weight, the balance being water. 0,6 to 1,0 per cent glycerine or glycol and 0,15 to 2,0 per cent ammonium thiosulphate may be added.
GB1020853A 1953-04-14 1953-04-14 Improvements in the electro-chemical cleaning of metals Expired GB756040A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1020853A GB756040A (en) 1953-04-14 1953-04-14 Improvements in the electro-chemical cleaning of metals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1020853A GB756040A (en) 1953-04-14 1953-04-14 Improvements in the electro-chemical cleaning of metals

Publications (1)

Publication Number Publication Date
GB756040A true GB756040A (en) 1956-08-29

Family

ID=9963584

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1020853A Expired GB756040A (en) 1953-04-14 1953-04-14 Improvements in the electro-chemical cleaning of metals

Country Status (1)

Country Link
GB (1) GB756040A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111501085A (en) * 2020-04-29 2020-08-07 深圳仕上电子科技有限公司 Method for cleaning Mask in vacuum evaporation equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111501085A (en) * 2020-04-29 2020-08-07 深圳仕上电子科技有限公司 Method for cleaning Mask in vacuum evaporation equipment

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