CA1029558A - Methode de soufflage en vue d'obtenir de tres basses teneurs en carbonetdans les aciers au chrome - Google Patents

Methode de soufflage en vue d'obtenir de tres basses teneurs en carbonetdans les aciers au chrome

Info

Publication number
CA1029558A
CA1029558A CA219,052A CA219052A CA1029558A CA 1029558 A CA1029558 A CA 1029558A CA 219052 A CA219052 A CA 219052A CA 1029558 A CA1029558 A CA 1029558A
Authority
CA
Canada
Prior art keywords
chromium
blowing
bath
oxidizing gas
water vapor
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
CA219,052A
Other languages
English (en)
French (fr)
Other versions
CA219052S (en
Inventor
Jean Saleil
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.)
Creusot Loire SA
Original Assignee
Creusot Loire SA
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
Priority claimed from FR7403188A external-priority patent/FR2259912A1/fr
Priority claimed from FR7437356A external-priority patent/FR2291287A2/fr
Application filed by Creusot Loire SA filed Critical Creusot Loire SA
Application granted granted Critical
Publication of CA1029558A publication Critical patent/CA1029558A/fr
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
    • C21C5/005—Manufacture of stainless steel
    • 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
    • C21C7/068—Decarburising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
CA219,052A 1974-01-31 1975-01-30 Methode de soufflage en vue d'obtenir de tres basses teneurs en carbonetdans les aciers au chrome Expired CA1029558A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7403188A FR2259912A1 (en) 1974-01-31 1974-01-31 Stainless steels mfr with very low carbon content - nitrogen, steam and fuel-oil blown through triple concentric jets
FR7437356A FR2291287A2 (fr) 1974-11-13 1974-11-13 Methode de soufflage en vue d'obtenir de tres basses teneurs en carbone dans les aciers au chrome

Publications (1)

Publication Number Publication Date
CA1029558A true CA1029558A (fr) 1978-04-18

Family

ID=26218156

Family Applications (1)

Application Number Title Priority Date Filing Date
CA219,052A Expired CA1029558A (fr) 1974-01-31 1975-01-30 Methode de soufflage en vue d'obtenir de tres basses teneurs en carbonetdans les aciers au chrome

Country Status (8)

Country Link
JP (1) JPS5512163B2 (it)
CA (1) CA1029558A (it)
DD (1) DD116262A5 (it)
DE (1) DE2460291A1 (it)
ES (1) ES433754A1 (it)
GB (1) GB1428102A (it)
IN (1) IN143768B (it)
IT (1) IT1027311B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6119230Y2 (it) * 1980-07-25 1986-06-10
EP1154023A1 (en) * 1995-08-01 2001-11-14 Nippon Steel Corporation Vacuum refining method for molten steel

Also Published As

Publication number Publication date
IN143768B (it) 1978-01-28
JPS50109111A (it) 1975-08-28
JPS5512163B2 (it) 1980-03-31
ES433754A1 (es) 1976-12-01
DD116262A5 (it) 1975-11-12
AU7770275A (en) 1976-07-29
IT1027311B (it) 1978-11-20
GB1428102A (en) 1976-03-17
DE2460291A1 (de) 1975-08-07

Similar Documents

Publication Publication Date Title
CA2054036C (fr) Procede d'elaboration d'une atmosphere de traitement thermique et installation de traitement thermique
US3751242A (en) Process for making chrimium alloys
US4139375A (en) Process for sintering powder metal parts
CA1029558A (fr) Methode de soufflage en vue d'obtenir de tres basses teneurs en carbonetdans les aciers au chrome
MXPA06008215A (es) Metodo para producir acero de bajo carbono.
US3867135A (en) Metallurgical process
CA1119412A (fr) Procede d'affinage des ferro-manganeses
FR2471414A1 (fr) Procede pour la production d'acier au convertisseur
CA1142362A (fr) Procede d'obtention d'alliages de manganese a moyenne teneur en carbone
CA1087859A (fr) Procede d'elaboration d'aciers allies au four a arcs, avec chargement continu
EP2376663B1 (fr) Procede de production d'une atmosphere gazeuse pour le traitement des metaux
BE833049A (fr) Procede pour utiliser les gaz de gueulard des hauts fourneaux
CA1112879A (fr) Procede d'affinage de la fonte par soufflage d'oxygene
US3982927A (en) Method of blowing to obtain a very low amount of carbon in chrome steels
CA1112052A (fr) Procede d'affinage des mattes de metaux non ferreux
US4436553A (en) Process to produce low hydrogen steel
EP2800723A1 (fr) Procédé de génération d'un mélange de gaz contenant du monoxyde de carbone et de l'hydrogène en proportions sensiblement égales
SU484697A3 (ru) Способ передела чугуна в сталь
US4188206A (en) Metallurgical process
WO2015097379A1 (fr) Alliage avec microstructure stable pour tubes de reformage
BE525512A (it)
BE513663A (it)
LU82864A1 (fr) Perfectionnements aux procedes d'affinage de fonte au convertisseur
BE562895A (it)
LU80006A1 (fr) Procede d'elaboration d'aciers allies au chrome,notamment d'aciers inoxydables