CA2006351C - Purification d'un metal fondu - Google Patents

Purification d'un metal fondu

Info

Publication number: CA2006351C
Authority: CA; Canada
Prior art keywords: baffles; tundish; array; metal; molten metal
Prior art date: 1988-12-22
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 - Fee Related

Application number

CA 2006351

Other languages

English (en)

Other versions

CA2006351A1 (fr

Inventor

Neil Keegan

Thomas Robertson

Paul Andrew Whitehouse

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.)

BRITISH STELL PLC

Foseco International Ltd

Original Assignee

BRITISH STELL PLC

Foseco International 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.)

1988-12-22

Filing date

1989-12-21

Publication date

1995-09-26

1989-12-21 Application filed by BRITISH STELL PLC, Foseco International Ltd filed Critical BRITISH STELL PLC

1990-06-22 Publication of CA2006351A1 publication Critical patent/CA2006351A1/fr

1995-09-26 Application granted granted Critical

1995-09-26 Publication of CA2006351C publication Critical patent/CA2006351C/fr

2009-12-21 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000002184 metal Substances 0.000 title claims abstract description 42
238000011144 upstream manufacturing Methods 0.000 claims abstract description 8
238000000034 method Methods 0.000 claims description 26
230000001413 cellular effect Effects 0.000 claims description 9
PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
239000004568 cement Substances 0.000 claims description 3
229910010293 ceramic material Inorganic materials 0.000 claims description 3
230000002708 enhancing effect Effects 0.000 claims 1
229910000831 Steel Inorganic materials 0.000 abstract description 44
239000010959 steel Substances 0.000 abstract description 44
230000004907 flux Effects 0.000 abstract description 10
239000012535 impurity Substances 0.000 abstract description 7
238000009749 continuous casting Methods 0.000 abstract description 4
239000000919 ceramic Substances 0.000 description 13
230000008859 change Effects 0.000 description 4
230000007423 decrease Effects 0.000 description 3
239000007789 gas Substances 0.000 description 3
239000007787 solid Substances 0.000 description 3
230000004888 barrier function Effects 0.000 description 2
239000011261 inert gas Substances 0.000 description 2
239000010410 layer Substances 0.000 description 2
239000007788 liquid Substances 0.000 description 2
230000008569 process Effects 0.000 description 2
238000000926 separation method Methods 0.000 description 2
239000002893 slag Substances 0.000 description 2
238000011282 treatment Methods 0.000 description 2
239000013598 vector Substances 0.000 description 2
-1 other oxides Chemical class 0.000 description 1
XNMARPWJSQWVGC-UHFFFAOYSA-N 2-[3-[11-[[5-(dimethylamino)naphthalen-1-yl]sulfonylamino]undecanoylamino]propoxy]-4-[(5,5,8,8-tetramethyl-6,7-dihydronaphthalene-2-carbonyl)amino]benzoic acid Chemical compound CC1(C)CCC(C)(C)C=2C1=CC(C(=O)NC=1C=C(C(=CC=1)C(O)=O)OCCCNC(=O)CCCCCCCCCCNS(=O)(=O)C1=C3C=CC=C(C3=CC=C1)N(C)C)=CC=2 XNMARPWJSQWVGC-UHFFFAOYSA-N 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
230000002411 adverse Effects 0.000 description 1
150000004645 aluminates Chemical class 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000005266 casting Methods 0.000 description 1
239000003153 chemical reaction reagent Substances 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000009826 distribution Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
238000005188 flotation Methods 0.000 description 1
239000006260 foam Substances 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
150000001247 metal acetylides Chemical class 0.000 description 1
150000004767 nitrides Chemical class 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
238000005192 partition Methods 0.000 description 1
239000000843 powder Substances 0.000 description 1
238000010926 purge Methods 0.000 description 1
239000011819 refractory material Substances 0.000 description 1
238000009843 secondary steelmaking Methods 0.000 description 1
150000004760 silicates Chemical class 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000002344 surface layer Substances 0.000 description 1
150000003568 thioethers Chemical class 0.000 description 1
238000009489 vacuum treatment Methods 0.000 description 1
238000005303 weighing Methods 0.000 description 1

Landscapes

Continuous Casting (AREA)

CA 2006351 1988-12-22 1989-12-21 Purification d'un metal fondu Expired - Fee Related CA2006351C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB888829918A GB8829918D0 (en)	1988-12-22	1988-12-22	Purifying steel
GB8829918		1988-12-22

Publications (2)

Publication Number	Publication Date
CA2006351A1 CA2006351A1 (fr)	1990-06-22
CA2006351C true CA2006351C (fr)	1995-09-26

Family

ID=10648933

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2006351 Expired - Fee Related CA2006351C (fr)	1988-12-22	1989-12-21	Purification d'un metal fondu

Country Status (3)

Country	Link
CA (1)	CA2006351C (fr)
GB (1)	GB8829918D0 (fr)
ZA (1)	ZA899516B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2024243682A1 (fr) *	2023-05-29	2024-12-05	Rio Tinto Alcan International Limited	Système de coulée

1988
- 1988-12-22 GB GB888829918A patent/GB8829918D0/en active Pending
1989
- 1989-12-13 ZA ZA899516A patent/ZA899516B/xx unknown
- 1989-12-21 CA CA 2006351 patent/CA2006351C/fr not_active Expired - Fee Related

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2024243682A1 (fr) *	2023-05-29	2024-12-05	Rio Tinto Alcan International Limited	Système de coulée

Also Published As

Publication number	Publication date
GB8829918D0 (en)	1989-02-15
CA2006351A1 (fr)	1990-06-22
ZA899516B (en)	1991-03-27

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Legal Events

Date	Code	Title	Description
1991-10-09	EEER	Examination request
1999-12-21	MKLA	Lapsed