FI49989C - Electrolytic coating process for piston ring grooves. - Google Patents

Electrolytic coating process for piston ring grooves.

Info

Publication number
FI49989C
FI49989C FI740033A FI3374A FI49989C FI 49989 C FI49989 C FI 49989C FI 740033 A FI740033 A FI 740033A FI 3374 A FI3374 A FI 3374A FI 49989 C FI49989 C FI 49989C
Authority
FI
Finland
Prior art keywords
coating process
piston ring
ring grooves
electrolytic coating
electrolytic
Prior art date
Application number
FI740033A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI49989B (en
Inventor
Tapio Korpi
Original Assignee
Suomen Bofors Ab Oy
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 Suomen Bofors Ab Oy filed Critical Suomen Bofors Ab Oy
Priority to FI740033A priority Critical patent/FI49989C/en
Priority to SE7416225A priority patent/SE400316B/en
Publication of FI49989B publication Critical patent/FI49989B/fi
Application granted granted Critical
Publication of FI49989C publication Critical patent/FI49989C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/02—Electroplating of selected surface areas
    • C25D5/022—Electroplating of selected surface areas using masking means
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/02—Electroplating of selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FI740033A 1974-01-04 1974-01-04 Electrolytic coating process for piston ring grooves. FI49989C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI740033A FI49989C (en) 1974-01-04 1974-01-04 Electrolytic coating process for piston ring grooves.
SE7416225A SE400316B (en) 1974-01-04 1974-12-23 PROCEDURE FOR ELECTROLYTIC TRANSMISSION OF PISTON RING CARS, IN WHICH THE ANOD IS HELD OUTSIDE THE RING COUPLE AND A CONTROLLER FOR THE JONSTROM IS USED

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI740033A FI49989C (en) 1974-01-04 1974-01-04 Electrolytic coating process for piston ring grooves.

Publications (2)

Publication Number Publication Date
FI49989B FI49989B (en) 1975-07-31
FI49989C true FI49989C (en) 1975-11-10

Family

ID=8503476

Family Applications (1)

Application Number Title Priority Date Filing Date
FI740033A FI49989C (en) 1974-01-04 1974-01-04 Electrolytic coating process for piston ring grooves.

Country Status (2)

Country Link
FI (1) FI49989C (en)
SE (1) SE400316B (en)

Also Published As

Publication number Publication date
FI49989B (en) 1975-07-31
SE7416225L (en) 1975-07-07
SE400316B (en) 1978-03-20

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