FI772995A - Foerfarande foer framstaellning av staol med laog kolhalt genom att blaosa syre i en jaernsmaeltae - Google Patents

Foerfarande foer framstaellning av staol med laog kolhalt genom att blaosa syre i en jaernsmaeltae

Info

Publication number
FI772995A
FI772995A FI772995A FI772995A FI772995A FI 772995 A FI772995 A FI 772995A FI 772995 A FI772995 A FI 772995A FI 772995 A FI772995 A FI 772995A FI 772995 A FI772995 A FI 772995A
Authority
FI
Finland
Prior art keywords
kolhalt
jaernsmaeltae
blaosa
staol
syre
Prior art date
Application number
FI772995A
Other languages
English (en)
Finnish (fi)
Inventor
Henry Desmont Thokar
James Stephen Adams
Paul Arthur Tichauer
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of FI772995A publication Critical patent/FI772995A/fi

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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon And Carbon Compounds (AREA)
FI772995A 1977-01-11 1977-10-11 Foerfarande foer framstaellning av staol med laog kolhalt genom att blaosa syre i en jaernsmaeltae FI772995A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75840877A 1977-01-11 1977-01-11

Publications (1)

Publication Number Publication Date
FI772995A true FI772995A (fi) 1978-07-12

Family

ID=25051636

Family Applications (1)

Application Number Title Priority Date Filing Date
FI772995A FI772995A (fi) 1977-01-11 1977-10-11 Foerfarande foer framstaellning av staol med laog kolhalt genom att blaosa syre i en jaernsmaeltae

Country Status (23)

Country Link
US (1) US4149878A (xx)
JP (1) JPS5387919A (xx)
AU (1) AU511060B2 (xx)
BE (1) BE859513A (xx)
BR (1) BR7706779A (xx)
DD (1) DD134652A5 (xx)
DE (2) DE2759748C2 (xx)
ES (3) ES463059A1 (xx)
FI (1) FI772995A (xx)
FR (1) FR2376900A1 (xx)
GB (2) GB1597597A (xx)
HU (1) HU177270B (xx)
IN (1) IN148165B (xx)
IT (1) IT1109308B (xx)
LU (1) LU78297A1 (xx)
NL (1) NL7711164A (xx)
NO (1) NO145277C (xx)
PH (1) PH12963A (xx)
PL (1) PL122283B1 (xx)
SE (1) SE7711341L (xx)
TR (1) TR20137A (xx)
YU (1) YU242777A (xx)
ZA (1) ZA775918B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373949A (en) * 1979-02-07 1983-02-15 Union Carbide Corporation Method for increasing vessel lining life for basic oxygen furnaces
CA1143947A (en) * 1979-02-07 1983-04-05 Jerry V. Spruell Method for increasing vessel lining life for basic oxygen furnaces
US4397685A (en) * 1982-03-26 1983-08-09 Union Carbide Corporation Production of ultra low carbon steel by the basic oxygen process
GB9609099D0 (en) * 1996-05-01 1996-07-03 Boc Group Plc Oxygen steelmaking
US5897684A (en) * 1997-04-17 1999-04-27 Ltv Steel Company, Inc. Basic oxygen process with iron oxide pellet addition
BRPI0720287B1 (pt) * 2006-12-15 2017-05-09 Praxair Technology Inc método de injetar gás inerte no banho localizado dentro de um forno metalúrgico tendo uma atmosfera de forno aquecida.
CN108690898B (zh) * 2018-06-14 2020-01-07 鞍钢股份有限公司 一种复吹转炉增氮的精确控制方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT168259B (de) * 1949-09-21 1951-05-10 Oesterr Alpine Montan Einrichtung und Verfahren zum Blasen von Gasen gegen die Oberfläche von Metallbädern
BE610265A (xx) * 1960-11-18
BE643213A (xx) * 1964-01-30 1964-05-15
DE1433652A1 (de) * 1964-08-08 1969-09-18 Thyssen Huette Ag Verfahren zur Herstellung stickstoffarmer Staehle
GB1253581A (en) * 1968-02-24 1971-11-17 Maximilianshuette Eisenwerk Improvements in processes and apparatus for making steel
DE1758816C2 (de) * 1968-08-13 1975-11-20 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Verfahren zum Frischen von Roheisen zu Stahl
ZA704201B (en) 1969-06-26 1971-02-24 African Oxygen Ltd Steelmaking
US3990888A (en) * 1972-10-06 1976-11-09 Uddeholms Aktiebolag Decarburization of a metal melt
JPS5318323B2 (xx) * 1973-12-31 1978-06-14
IT1036194B (it) 1974-06-07 1979-10-30 British Steel Corp Procedimento e dispositivo a lancia di ossigeno per la produzione dell acciaio
DE2538159C2 (de) * 1974-08-30 1984-08-09 USS Engineers and Consultants, Inc., Pittsburgh, Pa. Verfahren zum Frischen von Roheisen
US4021333A (en) * 1975-08-27 1977-05-03 The Lubrizol Corporation Method of rerefining oil by distillation and extraction

Also Published As

Publication number Publication date
AU511060B2 (en) 1980-07-24
TR20137A (tr) 1980-09-01
JPS5736332B2 (xx) 1982-08-03
ES463059A1 (es) 1979-01-01
BE859513A (fr) 1978-04-07
NO145277B (no) 1981-11-09
PL122283B1 (en) 1982-07-31
IT1109308B (it) 1985-12-16
SE7711341L (sv) 1978-07-12
FR2376900A1 (fr) 1978-08-04
US4149878A (en) 1979-04-17
FR2376900B1 (xx) 1983-12-23
NO773410L (no) 1978-07-12
GB1597598A (en) 1981-09-09
DE2745722A1 (de) 1978-07-20
PH12963A (en) 1979-10-19
GB1597597A (en) 1981-09-09
IN148165B (xx) 1980-11-15
DE2745722B2 (de) 1980-08-28
DE2759748C2 (de) 1982-07-29
PL201568A1 (pl) 1978-08-14
ES472578A1 (es) 1979-02-16
NL7711164A (nl) 1978-07-13
LU78297A1 (xx) 1978-06-12
BR7706779A (pt) 1978-08-01
HU177270B (en) 1981-08-28
YU242777A (en) 1982-10-31
DD134652A5 (de) 1979-03-14
AU3019877A (en) 1979-05-10
JPS5387919A (en) 1978-08-02
ZA775918B (en) 1978-05-30
DE2745722C3 (de) 1981-04-23
NO145277C (no) 1982-02-17
ES472579A1 (es) 1979-02-16

Similar Documents

Publication Publication Date Title
FI783524A (fi) Foerfarande foer foervandling av balsastockar till paneler
FI783230A (fi) Aemne till skaolformad foerpackning av kartongmaterial
FI773612A (fi) Anordning foer att hoptrycka en stapel bestaoende av vikta arkprodukter saerskilt tryckalster
FI781219A (fi) Flerkanalsystem foer att handha immobiliserade biologiskt aktiva aemnen
FI780501A (fi) Saett att framstaella paosar
FI783767A (fi) Foerfarande foer framstaellning av halvfabrikat av en al-mn-legering med foerbaettrade haollfasthetsegenskaper
FI54954B (fi) Foerfarande i torkpartiet av en pappersmaskin foer att saekra banans oeverfoering fraon presspartiet till torkpartiet
FI773709A (fi) Skaerm foer att foerbaettra miljoen i en lokal med flera arbetsplatser
FI780376A (fi) Saett att tillverka en armeringsbur till betongstolpe jaemte fixtur foer utfoerande av saettet
FI781197A (fi) Anordning foer att traena urinblaosan
FI783481A (fi) Anordning foer rengoering av golv med vaetska
FI781537A (fi) Saett att aostadkomma avbrott i ett mediafloede genom en roerledning jaemte anordning foer utoevande av saettet
FI773499A (fi) Foerbraenning av fast avfall med liten foerorening
FI772995A (fi) Foerfarande foer framstaellning av staol med laog kolhalt genom att blaosa syre i en jaernsmaeltae
FI782056A (fi) Stabilisering av titandioxidpigment med vanadat
FI780978A (fi) Foerfarande foer att framstaella foerbaettrade goeten genom att rena smaelten med tryckluft
FI771409A (fi) Saett att anrika sulfidisk nickelmalm
FI782927A (fi) Anordning foer att fjaedrande upptaga dragpaokaenningar
FI783131A (fi) Anordning foer att loesgoera en mjoelkmaskins sugaendor
FI781513A (fi) Radioavstoerningsdrossel foer genom fasklippning styrda halvledarkopplingar
FI771586A (fi) Anordning foer att avlaegsna olja fraon vattendrag
FI783390A (fi) Saett att tillverka en fiberprodukt
FI781994A (fi) Foerfarande foer oeverdragning av friktionsytor med glidmedel
FI783929A (fi) Anordning foer att rengoera prov- eller reaktionskaerl
FI773832A (fi) Genom vikning tillverkad ask

Legal Events

Date Code Title Description
FA Application withdrawn

Owner name: UNION CARBIDE CORP