KR890013287U - 용강의 진공탈가스장치 - Google Patents

용강의 진공탈가스장치

Info

Publication number
KR890013287U
KR890013287U KR2019870023276U KR870023276U KR890013287U KR 890013287 U KR890013287 U KR 890013287U KR 2019870023276 U KR2019870023276 U KR 2019870023276U KR 870023276 U KR870023276 U KR 870023276U KR 890013287 U KR890013287 U KR 890013287U
Authority
KR
South Korea
Prior art keywords
molten steel
vacuum degassing
degassing device
vacuum
molten
Prior art date
Application number
KR2019870023276U
Other languages
English (en)
Other versions
KR900006688Y1 (ko
Inventor
구윤서
이성우
이상인
전기홍
Original Assignee
포항종합제철 주식회사
재단법인 산업과학기술연구소
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, 재단법인 산업과학기술연구소 filed Critical 포항종합제철 주식회사
Priority to KR2019870023276U priority Critical patent/KR900006688Y1/ko
Publication of KR890013287U publication Critical patent/KR890013287U/ko
Application granted granted Critical
Publication of KR900006688Y1 publication Critical patent/KR900006688Y1/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D27/00—Stirring devices for molten material
    • F27D2027/002—Gas stirring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
KR2019870023276U 1987-12-28 1987-12-28 용강의 진공탈가스장치 KR900006688Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870023276U KR900006688Y1 (ko) 1987-12-28 1987-12-28 용강의 진공탈가스장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870023276U KR900006688Y1 (ko) 1987-12-28 1987-12-28 용강의 진공탈가스장치

Publications (2)

Publication Number Publication Date
KR890013287U true KR890013287U (ko) 1989-08-08
KR900006688Y1 KR900006688Y1 (ko) 1990-07-28

Family

ID=19270817

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870023276U KR900006688Y1 (ko) 1987-12-28 1987-12-28 용강의 진공탈가스장치

Country Status (1)

Country Link
KR (1) KR900006688Y1 (ko)

Also Published As

Publication number Publication date
KR900006688Y1 (ko) 1990-07-28

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19980709

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee