NL7803393A - Werkwijze ter vervaardiging van verbeterde metaalgietsels door pneumatisch raffineren van de smelt. - Google Patents

Werkwijze ter vervaardiging van verbeterde metaalgietsels door pneumatisch raffineren van de smelt.

Info

Publication number
NL7803393A
NL7803393A NL7803393A NL7803393A NL7803393A NL 7803393 A NL7803393 A NL 7803393A NL 7803393 A NL7803393 A NL 7803393A NL 7803393 A NL7803393 A NL 7803393A NL 7803393 A NL7803393 A NL 7803393A
Authority
NL
Netherlands
Prior art keywords
melting
improved metal
metal castings
manufacturing improved
pneumatic refining
Prior art date
Application number
NL7803393A
Other languages
English (en)
Other versions
NL179300C (nl
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 NL7803393A publication Critical patent/NL7803393A/nl
Application granted granted Critical
Publication of NL179300C publication Critical patent/NL179300C/nl

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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/04—Removing impurities other than carbon, phosphorus or sulfur
    • 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
    • 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
    • C21C7/0685—Decarburising of stainless steel
NLAANVRAGE7803393,A 1977-03-31 1978-03-30 Werkwijze ter vervaardiging van eindproduktgietsels. NL179300C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78343177A 1977-03-31 1977-03-31

Publications (2)

Publication Number Publication Date
NL7803393A true NL7803393A (nl) 1978-10-03
NL179300C NL179300C (nl) 1986-08-18

Family

ID=25129226

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7803393,A NL179300C (nl) 1977-03-31 1978-03-30 Werkwijze ter vervaardiging van eindproduktgietsels.

Country Status (21)

Country Link
JP (1) JPS6039729B2 (nl)
AR (1) AR216787A1 (nl)
AT (1) AT376454B (nl)
AU (1) AU518013B2 (nl)
BE (1) BE865518A (nl)
BR (1) BR7801963A (nl)
CA (1) CA1106621A (nl)
CH (1) CH621953A5 (nl)
DE (1) DE2813717A1 (nl)
ES (1) ES468347A1 (nl)
FI (1) FI780978A (nl)
FR (1) FR2385467A1 (nl)
GB (1) GB1603135A (nl)
IT (1) IT1102498B (nl)
MX (1) MX5384E (nl)
NL (1) NL179300C (nl)
NO (1) NO157606C (nl)
NZ (1) NZ186831A (nl)
SE (1) SE443373B (nl)
TR (1) TR20268A (nl)
ZA (1) ZA781814B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4187102A (en) * 1978-08-24 1980-02-05 Union Carbide Corporation Method for controlling the temperature of the melt during pneumatic refining of steel
FR2448572B1 (fr) * 1979-02-09 1985-10-18 Pennsylvania Engineering Corp Procede d'obtention d'acier a basse teneur en carbone au convertisseur oxygene-argon
DE3347718C2 (de) * 1983-09-02 1986-05-28 Ulrich Dipl.-Ing. 5905 Freudenberg Glasmeyer Verfahren zur Herstellung von Stählen mit hohem Reinheitsgrad und geringen Gasgehalten in Stahlwerken und Stahlgießereien
JPS62138975U (nl) * 1986-02-25 1987-09-02
DE4328045C2 (de) * 1993-08-20 2001-02-08 Ald Vacuum Techn Ag Verfahren zum Entkohlen von kohlenstoffhaltigen Metallschmelzen
DE102015105307A1 (de) * 2015-04-08 2016-10-13 Sms Group Gmbh Konverter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3252790A (en) * 1956-06-27 1966-05-24 Union Carbide Corp Preparation of metals and alloys
FR1309507A (fr) * 1960-11-18 1962-11-16 Union Carbide Corp Procédé de décarburation des aciers à teneur élevée en chrome
GB1253581A (en) * 1968-02-24 1971-11-17 Maximilianshuette Eisenwerk Improvements in processes and apparatus for making steel
FR2146900A1 (en) * 1971-07-23 1973-03-09 Creusot Loire Decarburising chrome steels by blowing with diluted carbon - monoxide through double/triple feed tuyeres
FR2173717A2 (en) * 1972-02-29 1973-10-12 Creusot Loire Decarburising chrome steels by blowing with diluted carbon - monoxide through double/triple feed tuyeres
DE2160999A1 (de) * 1971-12-09 1973-06-28 Maximilianshuette Eisenwerk Duese zum einleiten von sauerstoff mit einem schutzmedium in konvertergefaesse
FR2216362B1 (nl) * 1973-02-07 1975-10-31 Creusot Loire
US3861888A (en) * 1973-06-28 1975-01-21 Union Carbide Corp Use of CO{HD 2 {B in argon-oxygen refining of molten metal
JPS51130604A (en) * 1975-05-08 1976-11-13 Nisshin Steel Co Ltd A steelmaking process with ar recycle-recovery system

Also Published As

Publication number Publication date
NO781100L (no) 1978-10-03
TR20268A (tr) 1980-12-08
NO157606B (no) 1988-01-11
IT1102498B (it) 1985-10-07
ATA226478A (de) 1984-04-15
NL179300C (nl) 1986-08-18
NO157606C (no) 1988-04-20
JPS6039729B2 (ja) 1985-09-07
IT7848708A0 (it) 1978-03-31
BE865518A (fr) 1978-10-02
NZ186831A (en) 1981-12-15
AR216787A1 (es) 1980-01-31
FI780978A (fi) 1978-10-01
SE443373B (sv) 1986-02-24
CA1106621A (en) 1981-08-11
GB1603135A (en) 1981-11-18
FR2385467A1 (fr) 1978-10-27
DE2813717A1 (de) 1978-10-05
CH621953A5 (en) 1981-03-13
BR7801963A (pt) 1978-10-24
SE7803592L (sv) 1978-10-01
ES468347A1 (es) 1978-12-01
ZA781814B (en) 1979-03-28
AU518013B2 (en) 1981-09-10
MX5384E (es) 1983-07-04
AU3464678A (en) 1979-10-04
JPS53131916A (en) 1978-11-17
FR2385467B1 (nl) 1982-03-05
AT376454B (de) 1984-11-26

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee

Effective date: 19971001