GB1187838A - Process for Making a Rimmed Steel Sheet Non-Ageing. - Google Patents

Process for Making a Rimmed Steel Sheet Non-Ageing.

Info

Publication number
GB1187838A
GB1187838A GB3845367A GB3845367A GB1187838A GB 1187838 A GB1187838 A GB 1187838A GB 3845367 A GB3845367 A GB 3845367A GB 3845367 A GB3845367 A GB 3845367A GB 1187838 A GB1187838 A GB 1187838A
Authority
GB
United Kingdom
Prior art keywords
steel
nitrogen
gas
coil
ageing
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
GB3845367A
Other languages
English (en)
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.)
KONINKLIJKE HOOGOVENS EN STAAL
Koninklijke Nederlandsche Hoogovens en Staalfabrieken NV
Original Assignee
KONINKLIJKE HOOGOVENS EN STAAL
Koninklijke Nederlandsche Hoogovens en Staalfabrieken NV
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 KONINKLIJKE HOOGOVENS EN STAAL, Koninklijke Nederlandsche Hoogovens en Staalfabrieken NV filed Critical KONINKLIJKE HOOGOVENS EN STAAL
Publication of GB1187838A publication Critical patent/GB1187838A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/08—Extraction of nitrogen
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
GB3845367A 1961-12-01 1967-08-21 Process for Making a Rimmed Steel Sheet Non-Ageing. Expired GB1187838A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL272081 1961-12-01
NL6611857A NL147482B (nl) 1961-12-01 1966-08-23 Werkwijze voor het verouderingsbestendig maken van een niet-gekalmeerde staalplaat en aldus verouderingsbestendige staalplaat.

Publications (1)

Publication Number Publication Date
GB1187838A true GB1187838A (en) 1970-04-15

Family

ID=19797471

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3845367A Expired GB1187838A (en) 1961-12-01 1967-08-21 Process for Making a Rimmed Steel Sheet Non-Ageing.

Country Status (6)

Country Link
BE (1) BE702973A (fr)
DE (1) DE1583380A1 (fr)
FR (1) FR93525E (fr)
GB (1) GB1187838A (fr)
LU (1) LU54342A1 (fr)
NL (1) NL147482B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105519A (en) * 1976-03-02 1977-09-05 Sumitomo Metal Ind Ltd Production of cold rolled steel sheet from rimmed steel of very low ni trogen content

Also Published As

Publication number Publication date
NL6611857A (fr) 1968-02-26
LU54342A1 (fr) 1967-10-23
DE1583380A1 (de) 1970-08-13
FR93525E (fr) 1969-04-11
NL147482B (nl) 1975-10-15
BE702973A (fr) 1968-02-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee