KR940005656U - 크롬산염(Chromate) (ZM-375)용액의 농도제어장치 - Google Patents

크롬산염(Chromate) (ZM-375)용액의 농도제어장치

Info

Publication number
KR940005656U
KR940005656U KR2019920015657U KR920015657U KR940005656U KR 940005656 U KR940005656 U KR 940005656U KR 2019920015657 U KR2019920015657 U KR 2019920015657U KR 920015657 U KR920015657 U KR 920015657U KR 940005656 U KR940005656 U KR 940005656U
Authority
KR
South Korea
Prior art keywords
chromate
control device
solution concentration
concentration control
solution
Prior art date
Application number
KR2019920015657U
Other languages
English (en)
Other versions
KR940008427Y1 (ko
Inventor
오동균
Original Assignee
포항종합제철 주식회사
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 포항종합제철 주식회사 filed Critical 포항종합제철 주식회사
Priority to KR92015657U priority Critical patent/KR940008427Y1/ko
Publication of KR940005656U publication Critical patent/KR940005656U/ko
Application granted granted Critical
Publication of KR940008427Y1 publication Critical patent/KR940008427Y1/ko

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
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/12—Process control or regulation
    • C25D21/14—Controlled addition of electrolyte components
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • 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
    • C25D7/06—Wires; Strips; Foils
    • C25D7/0614—Strips or foils
    • C25D7/0685—Spraying of electrolyte

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Chemical Treatment Of Metals (AREA)
KR92015657U 1992-08-20 1992-08-20 크롬산염(Chromate) (ZM-375)용액의 농도제어장치 KR940008427Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92015657U KR940008427Y1 (ko) 1992-08-20 1992-08-20 크롬산염(Chromate) (ZM-375)용액의 농도제어장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92015657U KR940008427Y1 (ko) 1992-08-20 1992-08-20 크롬산염(Chromate) (ZM-375)용액의 농도제어장치

Publications (2)

Publication Number Publication Date
KR940005656U true KR940005656U (ko) 1994-03-18
KR940008427Y1 KR940008427Y1 (ko) 1994-12-19

Family

ID=19338705

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92015657U KR940008427Y1 (ko) 1992-08-20 1992-08-20 크롬산염(Chromate) (ZM-375)용액의 농도제어장치

Country Status (1)

Country Link
KR (1) KR940008427Y1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100465477B1 (ko) * 2004-04-12 2005-01-13 고은규 발광 다이오드 소자를 사용한 버스의 노선번호 게시 장치

Also Published As

Publication number Publication date
KR940008427Y1 (ko) 1994-12-19

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