KR880003537A - 제강용 전기로의 랜스 이송장치 - Google Patents

제강용 전기로의 랜스 이송장치 Download PDF

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Publication number
KR880003537A
KR880003537A KR1019860008541A KR860008541A KR880003537A KR 880003537 A KR880003537 A KR 880003537A KR 1019860008541 A KR1019860008541 A KR 1019860008541A KR 860008541 A KR860008541 A KR 860008541A KR 880003537 A KR880003537 A KR 880003537A
Authority
KR
South Korea
Prior art keywords
lance
bow
roller support
lower roller
steelmaking furnace
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.)
Withdrawn
Application number
KR1019860008541A
Other languages
English (en)
Korean (ko)
Inventor
아키노리 카세야
Original Assignee
가토오 다케시
고오도오 세이데츠 가부시끼 가이샤
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 가토오 다케시, 고오도오 세이데츠 가부시끼 가이샤 filed Critical 가토오 다케시
Publication of KR880003537A publication Critical patent/KR880003537A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/62—Heating elements specially adapted for furnaces
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
KR1019860008541A 1986-08-19 1986-10-11 제강용 전기로의 랜스 이송장치 Withdrawn KR880003537A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP126138 1986-08-19
JP1986126138U JPH0126754Y2 (enrdf_load_stackoverflow) 1986-08-19 1986-08-19

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR2019900012664U Division KR900010331Y1 (ko) 1986-08-19 1990-08-22 제강용 전기로의 랜스 이송장치

Publications (1)

Publication Number Publication Date
KR880003537A true KR880003537A (ko) 1988-05-17

Family

ID=31019662

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860008541A Withdrawn KR880003537A (ko) 1986-08-19 1986-10-11 제강용 전기로의 랜스 이송장치

Country Status (2)

Country Link
JP (1) JPH0126754Y2 (enrdf_load_stackoverflow)
KR (1) KR880003537A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0126754Y2 (enrdf_load_stackoverflow) 1989-08-10
JPS6334146U (enrdf_load_stackoverflow) 1988-03-04

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Legal Events

Date Code Title Description
A201 Request for examination
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19861011

PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19861011

Comment text: Request for Examination of Application

PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19900326

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 19900721

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 19900326

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I

PC1205 Withdrawal of application forming a basis of a converted application
WICV Withdrawal of application forming a basis of a converted application