AU6616786A – Calcium carbide-coal based desulphising agent
– Google Patents
AU6616786A – Calcium carbide-coal based desulphising agent
– Google Patents
Calcium carbide-coal based desulphising agent
Info
Publication number
AU6616786A
AU6616786A
AU66167/86A
AU6616786A
AU6616786A
AU 6616786 A
AU6616786 A
AU 6616786A
AU 66167/86 A
AU66167/86 A
AU 66167/86A
AU 6616786 A
AU6616786 A
AU 6616786A
AU 6616786 A
AU6616786 A
AU 6616786A
Authority
AU
Australia
Prior art keywords
desulphising
agent
calcium carbide
coal based
coal
Prior art date
1985-12-17
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.)
Granted
Application number
AU66167/86A
Other versions
AU571147B2
(en
Inventor
Werner Gmohling
Walter Meichsner
Karl-Heinz Peters
Manfred Tutte
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.)
Thyssen Stahl AG
Evonik Operations GmbH
Original Assignee
SKW Trostberg AG
Thyssen Stahl AG
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.)
1985-12-17
Filing date
1986-12-08
Publication date
1987-06-18
Family has litigation
First worldwide family litigation filed
litigation
Critical
https://patents.darts-ip.com/?family=25838925&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU6616786(A)
“Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
1985-12-17
Priority claimed from DE3544563A
external-priority
patent/DE3544563C2/en
1985-12-17
Priority claimed from DE19853544562
external-priority
patent/DE3544562C2/en
1986-12-08
Application filed by SKW Trostberg AG, Thyssen Stahl AG
filed
Critical
SKW Trostberg AG
1987-06-18
Publication of AU6616786A
publication
Critical
patent/AU6616786A/en
1988-03-31
Application granted
granted
Critical
1988-03-31
Publication of AU571147B2
publication
Critical
patent/AU571147B2/en
2006-12-08
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
C21C1/00—Refining of pig-iron; Cast iron
C21C1/02—Dephosphorising or desulfurising
C21C1/025—Agents used for dephosphorising or desulfurising
AU66167/86A
1985-12-17
1986-12-08
Calcium carbide-coal based desulphising agent
Ceased
AU571147B2
(en)
Applications Claiming Priority (4)
Application Number
Priority Date
Filing Date
Title
DE3544563A
DE3544563C2
(en)
1985-12-17
1985-12-17
Means for desulfurizing molten iron
DE3544563
1985-12-17
DE3544562
1985-12-17
DE19853544562
DE3544562C2
(en)
1985-12-17
1985-12-17
Fine-grained agent for the desulfurization of molten iron
Publications (2)
Publication Number
Publication Date
AU6616786A
true
AU6616786A
(en)
1987-06-18
AU571147B2
AU571147B2
(en)
1988-03-31
Family
ID=25838925
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU66167/86A
Ceased
AU571147B2
(en)
1985-12-17
1986-12-08
Calcium carbide-coal based desulphising agent
Country Status (11)
Country
Link
US
(2)
US4764211A
(en)
EP
(1)
EP0226994B1
(en)
JP
(1)
JPH0645813B2
(en)
CN
(1)
CN1006809B
(en)
AU
(1)
AU571147B2
(en)
BR
(1)
BR8606249A
(en)
CA
(1)
CA1261633A
(en)
DE
(1)
DE3672779D1
(en)
ES
(1)
ES2016557B3
(en)
FI
(1)
FI83095C
(en)
NO
(1)
NO168057C
(en)
Families Citing this family (27)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DE3734877C1
(en)
*
1987-10-15
1988-10-27
Sueddeutsche Kalkstickstoff
Means and methods for embroidering cast iron
DE3831831C1
(en)
*
1988-09-20
1989-11-02
Skw Trostberg Ag, 8223 Trostberg, De
DE3908071A1
(en)
*
1989-03-13
1990-09-20
Hoechst Ag
MEANS AND METHOD FOR DISCHARGING METAL MELTS
US4941914A
(en)
*
1989-05-18
1990-07-17
Elkem Metals Company
Desulfurization agent
US5078784A
(en)
*
1990-03-14
1992-01-07
Elkem Metals Company
Desulfurization agent
US5002733A
(en)
*
1989-07-26
1991-03-26
American Alloys, Inc.
Silicon alloys containing calcium and method of making same
US5149364A
(en)
*
1990-03-14
1992-09-22
Elkem Metals Company
Desulfurization agent
US5021086A
(en)
*
1990-07-05
1991-06-04
Reactive Metals And Alloys Corporation
Iron desulfurization additive and method for introduction into hot metal
DE4128499C2
(en)
*
1991-08-28
1994-11-24
Thyssen Stahl Ag
Process for the treatment of pig iron melts for their desulfurization
CA2054244C
(en)
*
1991-10-25
2000-08-01
Bruce James Barker
Powdered desulfurizing reagent and process of use
US5358550A
(en)
*
1992-10-26
1994-10-25
Rossborough Manufacturing Company
Desulfurization agent
DE4242328C2
(en)
*
1992-12-15
1995-06-08
Alfred Dipl Ing Dr Freissmuth
Means for desulfurization, dephosphorization, desiliconization and denitrification of pig iron and cast iron melts
ATA115194A
(en)
*
1994-06-08
1997-07-15
Donau Chemie Ag
DESULFURING AGENT FOR BODY IRON AND CAST IRON MELTING
AT406690B
(en)
*
1994-12-09
2000-07-25
Donau Chemie Ag
AGENT FOR TREATING RAW IRON AND CAST IRON MELT FOR THE PURPOSE OF DESULFURATION
US5873924A
(en)
*
1997-04-07
1999-02-23
Reactive Metals & Alloys Corporation
Desulfurizing mix and method for desulfurizing molten iron
US6352570B1
(en)
2000-04-10
2002-03-05
Rossborough Manufacturing Co., Lp
Magnesium desulfurization agent
US6372014B1
(en)
2000-04-10
2002-04-16
Rossborough Manufacturing Co. L.P.
Magnesium injection agent for ferrous metal
US6770115B2
(en)
*
2002-10-18
2004-08-03
Remacor, Inc.
Process for magnesium granules
US6989040B2
(en)
*
2002-10-30
2006-01-24
Gerald Zebrowski
Reclaimed magnesium desulfurization agent
US20050056120A1
(en)
*
2003-09-15
2005-03-17
Flores-Morales Jose Ignacio
Desulphurization of ferrous materials using sodium silicate
US20050066772A1
(en)
*
2003-09-26
2005-03-31
Flores-Morales Jose Ignacio
Desulphurization of ferrous materials using glass cullet
US7731778B2
(en)
*
2006-03-27
2010-06-08
Magnesium Technologies Corporation
Scrap bale for steel making process
US20080196548A1
(en)
*
2007-02-16
2008-08-21
Magnesium Technologies Corporation
Desulfurization puck
CN101584696A
(en)
2008-05-21
2009-11-25
上海艾力斯医药科技有限公司
Composition containing quinazoline derivatives, preparation method and use
DE102011116501C5
(en)
2011-10-20
2018-05-24
Almamet Gmbh
Bitumen-containing desulphurising agent
DE202014100884U1
(en)
2014-02-26
2014-03-13
Almamet Gmbh
Slag conditioner for desulfurization in secondary metallurgy of steel
CN112391510A
(en)
*
2020-10-29
2021-02-23
张家港宏昌钢板有限公司
Novel molten iron desulphurization process
Family Cites Families (15)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DE1758250B1
(en)
*
1968-04-29
1971-10-28
Sueddeutsche Kalkstickstoff
Agent for the desulphurisation of iron melts
DE2252796C3
(en)
*
1972-10-27
1982-08-12
Skw Trostberg Ag, 8223 Trostberg
Desulphurizing agent for pig iron and ferro-alloy melts
US4159906A
(en)
*
1972-10-27
1979-07-03
Suddeutsche Kalkstickstoff-Werke Aktiengesellschaft
Method and composition for the desulfurization of molten metals
DE2252795C3
(en)
*
1972-10-27
1982-09-09
Skw Trostberg Ag, 8223 Trostberg
Desulphurizing agent for pig iron and ferro-alloy melts
DE2531047B2
(en)
*
1975-07-11
1978-07-06
Kloeckner-Werke Ag, 4100 Duisburg
Process for the desulphurization of pig iron
US3998625A
(en)
*
1975-11-12
1976-12-21
Jones & Laughlin Steel Corporation
Desulfurization method
DE2741588C2
(en)
*
1977-09-15
1985-02-07
Skw Trostberg Ag, 8223 Trostberg
Agent for desulphurising molten iron
FR2432550A1
(en)
*
1978-08-04
1980-02-29
Sueddeutsche Kalkstickstoff
PROCESS FOR THE MANUFACTURE OF AN EASILY FLOWABLE PULVERULATED DESULFURIZATION MIXTURE
US4315773A
(en)
*
1979-11-27
1982-02-16
Skw Trostberg Aktiengesellschaft
Desulfurization mixture and process for desulfurizing pig iron
US4266969A
(en)
*
1980-01-22
1981-05-12
Jones & Laughlin Steel Corporation
Desulfurization process
DE3022752A1
(en)
*
1980-06-18
1982-01-14
Skw Trostberg Ag, 8223 Trostberg
DESULFURING AGENT
DE3111510A1
(en)
*
1981-03-24
1982-10-07
Hoechst Ag, 6000 Frankfurt
DESULFURATION MIXTURE AND METHOD FOR THE PRODUCTION THEREOF
CA1240842A
(en)
*
1984-05-16
1988-08-23
Heinrich Rellermeyer
Method, process and composition for desulfurizing pig-iron melts
US4581068A
(en)
*
1985-05-06
1986-04-08
Frank & Schulte Gmbh
Shaped body for feeding cupola furnaces
DE3535280A1
(en)
*
1985-10-03
1987-04-09
Hoechst Ag
DESULFURATION MIXTURE FOR METAL MELTS, A METHOD FOR THE PRODUCTION THEREOF AND ITS USE
1985
1985-12-17
BR
BR8606249A
patent/BR8606249A/en
not_active
IP Right Cessation
1986
1986-12-08
AU
AU66167/86A
patent/AU571147B2/en
not_active
Ceased
1986-12-15
ES
ES86117417T
patent/ES2016557B3/en
not_active
Expired – Lifetime
1986-12-15
DE
DE8686117417T
patent/DE3672779D1/en
not_active
Expired – Lifetime
1986-12-15
EP
EP86117417A
patent/EP0226994B1/en
not_active
Expired – Lifetime
1986-12-16
US
US06/942,469
patent/US4764211A/en
not_active
Expired – Fee Related
1986-12-16
FI
FI865126A
patent/FI83095C/en
not_active
IP Right Cessation
1986-12-16
CA
CA000525509A
patent/CA1261633A/en
not_active
Expired
1986-12-16
NO
NO865074A
patent/NO168057C/en
not_active
IP Right Cessation
1986-12-16
CN
CN86108525A
patent/CN1006809B/en
not_active
Expired
1988
1988-06-17
US
US07/208,324
patent/US4832739A/en
not_active
Expired – Fee Related
1989
1989-03-20
JP
JP1066490A
patent/JPH0645813B2/en
not_active
Expired – Lifetime
Also Published As
Publication number
Publication date
EP0226994B1
(en)
1990-07-18
NO865074L
(en)
1987-06-18
DE3672779D1
(en)
1990-08-23
NO168057B
(en)
1991-09-30
FI865126A0
(en)
1986-12-16
BR8606249A
(en)
1987-09-29
AU571147B2
(en)
1988-03-31
US4764211A
(en)
1988-08-16
CN86108525A
(en)
1987-07-29
CN1006809B
(en)
1990-02-14
US4832739A
(en)
1989-05-23
JPH0645813B2
(en)
1994-06-15
EP0226994A1
(en)
1987-07-01
ES2016557B3
(en)
1990-11-16
FI83095B
(en)
1991-02-15
NO168057C
(en)
1992-01-08
CA1261633A
(en)
1989-09-26
FI865126A
(en)
1987-06-18
JPH02163308A
(en)
1990-06-22
FI83095C
(en)
1991-05-27
NO865074D0
(en)
1986-12-16
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Legal Events
Date
Code
Title
Description
2000-07-13
MK14
Patent ceased section 143(a) (annual fees not paid) or expired
