DE69006281D1 - Behandlung von Flüssigmetall. - Google Patents

Behandlung von Flüssigmetall.

Info

Publication number: DE69006281D1
Authority: DE; Germany
Prior art keywords: chamber; liquid metal; treatment; metal; atmospheric
Prior art date: 1989-07-26
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

DE90113656T

Other languages

English (en)

Other versions

DE69006281T2 (de

Inventor

Richard John Hawkins

David Peter Jackaman

Thomas Robertson

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 Steel PLC

Original Assignee

British Steel PLC

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.)

1989-07-26

Filing date

1990-07-17

Publication date

1994-03-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10660633&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69006281(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1990-07-17 Application filed by British Steel PLC filed Critical British Steel PLC

1994-03-10 Application granted granted Critical

1994-03-10 Publication of DE69006281D1 publication Critical patent/DE69006281D1/de

1994-06-09 Publication of DE69006281T2 publication Critical patent/DE69006281T2/de

2010-07-18 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D39/00—Equipment for supplying molten metal in rations
- B22D39/06—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by controlling the pressure above the molten metal

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Manufacture And Refinement Of Metals (AREA)
ing And Chemical Polishing (AREA)
Manufacturing Of Printed Circuit Boards (AREA)
Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Jet Pumps And Other Pumps (AREA)

DE69006281T 1989-07-26 1990-07-17 Behandlung von Flüssigmetall. Expired - Fee Related DE69006281T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8917052A GB2234261B (en)	1989-07-26	1989-07-26	Liquid metal processing

Publications (2)

Publication Number	Publication Date
DE69006281D1 true DE69006281D1 (de)	1994-03-10
DE69006281T2 DE69006281T2 (de)	1994-06-09

Family

ID=10660633

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69006281T Expired - Fee Related DE69006281T2 (de)	1989-07-26	1990-07-17	Behandlung von Flüssigmetall.

Country Status (6)

Country	Link
US (1)	US5058865A (de)
EP (1)	EP0410273B1 (de)
AT (1)	ATE100744T1 (de)
DE (1)	DE69006281T2 (de)
ES (1)	ES2048369T3 (de)
GB (1)	GB2234261B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5603749A (en) *	1995-03-07	1997-02-18	Bethlehem Steel Corporation	Apparatus and method for vacuum treating molten steel
DE19512209C1 (de) *	1995-03-21	1996-07-18	Mannesmann Ag	Verfahren und Vorrichtung zum Einfüllen metallischer Schmelze in eine Kokille
US5676520A (en) *	1995-06-07	1997-10-14	Thut; Bruno H.	Method and apparatus for inhibiting oxidation in pumps for pumping molten metal
US6019576A (en)	1997-09-22	2000-02-01	Thut; Bruno H.	Pumps for pumping molten metal with a stirring action
EP1093042B1 (de) *	1999-03-04	2007-05-09	Riken	Vorrichtung zur flüssigkeitsbehandlung mit einem speicherbehälter und einem abgabebehälter

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3050794A (en) *	1959-09-08	1962-08-28	Lindberg Eng Co	Furnace ladling apparatus
DE1430800A1 (de) *	1963-01-25	1968-12-05	Daimler Benz Ag	Radmuldenanordnung an Kraftfahrzeugen
US3321300A (en) *	1963-08-13	1967-05-23	Conzinc Riotinto Ltd	Degassing of metals or alloys
CH436362A (de) *	1965-04-02	1967-05-31	F Erdelyi Frank	Verfahren zum Reinigen von Metall-, insbesondere Stahl-Schmelzen und zum Vergiessen derartiger Schmelzen und Vorrichtung zur Ausführung des Verfahrens
US3367396A (en) *	1965-04-05	1968-02-06	Heppenstall Co	Installation for the vacuum treatment of melts, in particular steel melts, and process for its operation
US3525510A (en) *	1966-05-24	1970-08-25	Chemical Construction Corp	Continuous vacuum degassing apparatus with reverse drainage means
JPS501442B1 (de) *	1968-02-15	1975-01-18
US4298376A (en) *	1980-04-14	1981-11-03	Kobe Steel, Ltd.	Method for treating molten steel and apparatus therefor
US4444377A (en) *	1982-07-14	1984-04-24	Daniel E. Groteke	Molten metal transfer crucible
US4541865A (en) *	1984-05-16	1985-09-17	Sherwood William L	Continuous vacuum degassing and casting of steel
NL8601158A (nl) *	1986-05-06	1987-12-01	Gijsbert Willem Meindert Van W	Inrichting en werkwijze voor het zuiveren van een naast een of meer verontreinigingen in hoofdzaak een lichtmetaal, in het bijzonder aluminium, bevattende smelt.
JPH033572Y2 (de) *	1986-10-17	1991-01-30
CH688371A5 (de) *	1993-12-23	1997-08-29	Alusuisse Lonza Services Ag	Strukturieren von Oberflaechenschichten

1989
- 1989-07-26 GB GB8917052A patent/GB2234261B/en not_active Expired - Fee Related
1990
- 1990-07-17 EP EP90113656A patent/EP0410273B1/de not_active Expired - Lifetime
- 1990-07-17 ES ES90113656T patent/ES2048369T3/es not_active Expired - Lifetime
- 1990-07-17 DE DE69006281T patent/DE69006281T2/de not_active Expired - Fee Related
- 1990-07-17 AT AT90113656T patent/ATE100744T1/de not_active IP Right Cessation
- 1990-07-24 US US07/556,465 patent/US5058865A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB2234261A (en)	1991-01-30
EP0410273B1 (de)	1994-01-26
DE69006281T2 (de)	1994-06-09
EP0410273A1 (de)	1991-01-30
GB2234261B (en)	1993-09-22
GB8917052D0 (en)	1989-09-13
ATE100744T1 (de)	1994-02-15
ES2048369T3 (es)	1994-03-16
US5058865A (en)	1991-10-22

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Legal Events

Date	Code	Title
1995-01-26	8363	Opposition against the patent
1999-07-08	8365	Fully valid after opposition proceedings
2008-05-15	8339	Ceased/non-payment of the annual fee