AU528763B2 – Top blowing lance for bos vessels
– Google Patents
AU528763B2 – Top blowing lance for bos vessels
– Google Patents
Top blowing lance for bos vessels
Info
Publication number
AU528763B2
AU528763B2
AU52987/79A
AU5298779A
AU528763B2
AU 528763 B2
AU528763 B2
AU 528763B2
AU 52987/79 A
AU52987/79 A
AU 52987/79A
AU 5298779 A
AU5298779 A
AU 5298779A
AU 528763 B2
AU528763 B2
AU 528763B2
Authority
AU
Australia
Prior art keywords
nozzle
lance
bos
vessels
oxygen
Prior art date
1978-11-28
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.)
Ceased
Application number
AU52987/79A
Other versions
AU5298779A
(en
Inventor
William Bleloch
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.)
Electroheat Pty Ltd
Original Assignee
Electroheat Pty Ltd
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.)
1978-11-28
Filing date
1979-11-20
Publication date
1983-05-12
Family has litigation
First worldwide family litigation filed
litigation
Critical
https://patents.darts-ip.com/?family=25573695&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU528763(B2)
“Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
1979-11-20
Application filed by Electroheat Pty Ltd
filed
Critical
Electroheat Pty Ltd
1980-05-29
Publication of AU5298779A
publication
Critical
patent/AU5298779A/en
1983-05-12
Application granted
granted
Critical
1983-05-12
Publication of AU528763B2
publication
Critical
patent/AU528763B2/en
1999-11-20
Anticipated expiration
legal-status
Critical
Status
Ceased
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
C21C5/4606—Lances or injectors
Abstract
A water-cooled lance suitable for top-blowing molten metal with oxygen entraining hydrogen extraneously to the lance wherein the oxygen nozzle (1) thereof includes an annular passage (8) which converges and then diverges inwardiy towards the longitudinal axis of the lance and the hydrogen nozzle (9) is an inner nozzle which includes a right circular cylindrical axial passage through a member (7) centrally located in the oxygen nozzle.
AU52987/79A
1978-11-28
1979-11-20
Top blowing lance for bos vessels
Ceased
AU528763B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
ZA786675A
ZA786675B
(en)
1978-11-28
1978-11-28
Apparatus for the production of steel and iron alloys
ZA786675
1978-11-28
Publications (2)
Publication Number
Publication Date
AU5298779A
AU5298779A
(en)
1980-05-29
AU528763B2
true
AU528763B2
(en)
1983-05-12
Family
ID=25573695
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU52987/79A
Ceased
AU528763B2
(en)
1978-11-28
1979-11-20
Top blowing lance for bos vessels
Country Status (7)
Country
Link
US
(1)
US4303230A
(en)
EP
(1)
EP0012537B1
(en)
JP
(1)
JPS5835569B2
(en)
AT
(1)
ATE11431T1
(en)
AU
(1)
AU528763B2
(en)
DE
(1)
DE2967369D1
(en)
ZA
(1)
ZA786675B
(en)
Families Citing this family (12)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
LU82846A1
(en)
*
1980-10-13
1982-05-10
Arbed
OXYGEN BLOWING LANCE
US4750649A
(en)
*
1987-07-10
1988-06-14
International Paper Company
Recovery boiler smelt spout
GB9023716D0
(en)
*
1990-10-31
1990-12-12
Whellock John G
Metallurgical apparatus and methods
FR2797738A1
(en)
*
1999-08-18
2001-02-23
Air Liquide
Electric arc furnace supersonic gas injection process, especially for oxygen injection into a steel-making arc furnace, uses a surrounding gas jet to protect the supersonic gas jet against the ambient atmosphere
AUPQ532800A0
(en)
*
2000-01-28
2000-02-17
Technological Resources Pty Limited
Apparatus for injecting solid particulate material into a vessel
US8323558B2
(en)
*
2009-11-30
2012-12-04
L’air Liquide Societe Anonyme Pour L’etude Et L’exploitation Des Procedes Georges Claude
Dynamic control of lance utilizing counterflow fluidic techniques
US8377372B2
(en)
2009-11-30
2013-02-19
L’air Liquide Societe Anonyme Pour L’etude Et L’exploitation Des Procedes Georges Claude
Dynamic lances utilizing fluidic techniques
RU2449022C2
(en)
*
2010-06-07
2012-04-27
Открытое акционерное общество “Нижнетагильский металлургический комбинат” (ОАО “НТМК”)
Method for cooling air blowing tuyere and supplying natural gas to blast furnace, and device for its implementation
PL2726803T3
(en)
*
2011-06-30
2017-09-29
Outotec (Finland) Oy
Top submerged injecting lances
KR101616212B1
(en)
*
2011-09-02
2016-04-27
오토텍 오와이제이
Lances for top submerged injection
US9016094B2
(en)
*
2013-01-16
2015-04-28
Guardian Industries Corp.
Water cooled oxygen lance for use in a float glass furnace and/or float glass furnace using the same
WO2014189506A1
(en)
*
2013-05-22
2014-11-27
Johns Manville
Submerged combustion burners and melters, and methods of use
Family Cites Families (16)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
AT220174B
(en)
*
1959-05-19
1962-03-12
Voest Ag
Process and blowing device for supplying heat for solid and / or liquid use when refining the same to steel
AT238237B
(en)
*
1961-05-18
1965-01-25
Voest Ag
Blowing device for performing metallurgical processes
AT236424B
(en)
*
1961-07-21
1964-10-26
Voest Ag
Blowing device for inflation processes
FR1335143A
(en)
*
1962-07-06
1963-08-16
Siderurgie Fse Inst Rech
High heat intensity shock wave stabilized flame burner
GB1027552A
(en)
*
1963-05-08
1966-04-27
British Oxygen Co Ltd
Process and apparatus for heating metal
FR1429675A
(en)
*
1964-03-31
1966-02-25
Union Carbide Corp
Ferrous metal treatment process
US3746534A
(en)
*
1964-03-31
1973-07-17
Union Carbide Corp
Method of treating ferrous metals with oxygen containing a non gaseous fluidized fuel
GB1148602A
(en)
*
1966-09-26
1969-04-16
Steel Co Of Wales Ltd
Improvements in and relating to the treatment of metals
FR1559679A
(en)
*
1967-12-08
1969-03-14
US3638932A
(en)
*
1969-03-26
1972-02-01
Chemetron Corp
Combined burner-lance for fume suppression in molten metals
US3793002A
(en)
*
1971-10-14
1974-02-19
Siderurgie Fse Inst Rech
Method of introducing a combustible auxiliary liquid into blast furnace and a tuyere for carrying out the method
FR2214871A1
(en)
*
1973-01-18
1974-08-19
Siderurgie Fse Inst Rech
US3823929A
(en)
*
1973-09-13
1974-07-16
Berry Metal Co
Nozzle for fuel and oxygen lance assembly
US3827632A
(en)
*
1973-09-13
1974-08-06
Berry Metal Co
Fuel and oxygen lance assembly
US3901445A
(en)
*
1974-11-08
1975-08-26
Pullman Inc
Gas burner – lance construction
DE2608924C3
(en)
*
1976-03-04
1978-12-21
Electroheat (Proprietary) Ltd., Johannesburg, Transvaal (Suedafrika)
Process for refining a carbonaceous molten iron
1978
1978-11-28
ZA
ZA786675A
patent/ZA786675B/en
unknown
1979
1979-11-20
AU
AU52987/79A
patent/AU528763B2/en
not_active
Ceased
1979-11-26
AT
AT79302691T
patent/ATE11431T1/en
not_active
IP Right Cessation
1979-11-26
DE
DE7979302691T
patent/DE2967369D1/en
not_active
Expired
1979-11-26
EP
EP79302691A
patent/EP0012537B1/en
not_active
Expired
1979-11-27
JP
JP54152524A
patent/JPS5835569B2/en
not_active
Expired
1979-11-28
US
US06/098,251
patent/US4303230A/en
not_active
Expired – Lifetime
Also Published As
Publication number
Publication date
JPS5835569B2
(en)
1983-08-03
DE2967369D1
(en)
1985-03-07
EP0012537B1
(en)
1985-01-23
ATE11431T1
(en)
1985-02-15
US4303230A
(en)
1981-12-01
EP0012537A1
(en)
1980-06-25
AU5298779A
(en)
1980-05-29
JPS55110881A
(en)
1980-08-26
ZA786675B
(en)
1980-02-27
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None