GB977109A - Improvements in and relating to ascertaining the content in oxygen of liquid steel - Google Patents

Improvements in and relating to ascertaining the content in oxygen of liquid steel

Info

Publication number
GB977109A
GB977109A GB12755/63A GB1275563A GB977109A GB 977109 A GB977109 A GB 977109A GB 12755/63 A GB12755/63 A GB 12755/63A GB 1275563 A GB1275563 A GB 1275563A GB 977109 A GB977109 A GB 977109A
Authority
GB
United Kingdom
Prior art keywords
liquid steel
oxygen
ascertaining
relating
content
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
GB12755/63A
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.)
Balzers Patent und Beteiligungs AG
Original Assignee
Balzers Patent und Beteiligungs AG
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 Balzers Patent und Beteiligungs AG filed Critical Balzers Patent und Beteiligungs AG
Publication of GB977109A publication Critical patent/GB977109A/en
Expired legal-status Critical Current

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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4673—Measuring and sampling devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/20—Metals
    • G01N33/202—Constituents thereof
    • G01N33/2022—Non-metallic constituents
    • G01N33/2025—Gaseous constituents
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/12—Dippers; Dredgers
    • G01N1/125—Dippers; Dredgers adapted for sampling molten metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Food Science & Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Pathology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

The oxygen content of liquid steel is determined by killing a sample with aluminium, allowing it to solidify, and then remelting it by immersion in a bath consisting substantially of nickel or cobalt contained in the graphite crucible of a conventional vacuum extraction apparatus.
GB12755/63A 1962-04-02 1963-04-01 Improvements in and relating to ascertaining the content in oxygen of liquid steel Expired GB977109A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH396462A CH404244A (en) 1962-04-02 1962-04-02 Method for determining the oxygen content of liquid steel

Publications (1)

Publication Number Publication Date
GB977109A true GB977109A (en) 1964-12-02

Family

ID=4267237

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12755/63A Expired GB977109A (en) 1962-04-02 1963-04-01 Improvements in and relating to ascertaining the content in oxygen of liquid steel

Country Status (4)

Country Link
US (1) USB325276I5 (en)
CH (1) CH404244A (en)
DE (1) DE1204853B (en)
GB (1) GB977109A (en)

Also Published As

Publication number Publication date
CH404244A (en) 1965-12-15
USB325276I5 (en) 1900-01-01
DE1204853B (en) 1965-11-11

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