EP0345542A3 - Cold smelt crucible - Google Patents
Cold smelt crucible Download PDFInfo
- Publication number
- EP0345542A3 EP0345542A3 EP89109367A EP89109367A EP0345542A3 EP 0345542 A3 EP0345542 A3 EP 0345542A3 EP 89109367 A EP89109367 A EP 89109367A EP 89109367 A EP89109367 A EP 89109367A EP 0345542 A3 EP0345542 A3 EP 0345542A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- cold
- smelt crucible
- smelt
- crucible
- cold smelt
- Prior art date
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D9/00—Cooling of furnaces or of charges therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/06—Crucible or pot furnaces heated electrically, e.g. induction crucible furnaces with or without any other source of heat
- F27B14/061—Induction furnaces
- F27B14/063—Skull melting type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
- F27B2014/0812—Continuously charging
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19883819154 DE3819154C1 (de) | 1988-06-04 | 1988-06-04 | |
DE3819154 | 1988-06-04 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0345542A2 EP0345542A2 (de) | 1989-12-13 |
EP0345542A3 true EP0345542A3 (en) | 1990-05-16 |
EP0345542B1 EP0345542B1 (de) | 1993-03-31 |
Family
ID=6355936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19890109367 Expired - Lifetime EP0345542B1 (de) | 1988-06-04 | 1989-05-24 | Kalt-Schmelz-Tiegel |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0345542B1 (de) |
DE (1) | DE3819154C1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3940029C2 (de) * | 1989-12-04 | 1994-04-14 | Leybold Ag | Tiegel für die induktive Erwärmung |
NL192274C (nl) * | 1990-04-06 | 1997-04-03 | Inductotherm Corp | Inrichting en werkwijze voor het inductiesmelten van een hoeveelheid metaal zonder een houder. |
DE4022561C1 (de) * | 1990-07-16 | 1992-02-27 | Forschungszentrum Juelich Gmbh, 5170 Juelich, De | |
US5528620A (en) * | 1993-10-06 | 1996-06-18 | Fuji Electric Co., Ltd. | Levitating and melting apparatus and method of operating the same |
DE102006005682A1 (de) * | 2006-02-08 | 2007-08-09 | Ald Vacuum Technologies Gmbh | Vorrichtung und Verfahren zum Schmelzen einer im festen Aggregatzustand vorliegenden Metalllegierung |
CN112644990B (zh) * | 2020-12-28 | 2022-04-19 | 云南昆钢重型装备制造集团有限公司 | 一种一机双工位真空熔炼炉拉锭系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1186806A (en) * | 1968-09-20 | 1970-04-08 | Standard Telephones Cables Ltd | Improvements in or relating to apparatus for the heat treatment of electrically conductive materials |
GB1221909A (en) * | 1969-10-01 | 1971-02-10 | Standard Telephones Cables Ltd | Improvements in or relating to apparatus for the heat treatment of electrically conductive materials |
DE2100378A1 (de) * | 1970-01-09 | 1971-07-22 | Hukin D | Tiegel |
EP0238425A1 (de) * | 1986-03-13 | 1987-09-23 | Technogenia S.A. | Verfahren und Vorrichtung zur Herstellung hitzebeständiger Materialien durch Induktion |
US4738713A (en) * | 1986-12-04 | 1988-04-19 | The Duriron Company, Inc. | Method for induction melting reactive metals and alloys |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2717459C2 (de) * | 1977-04-20 | 1982-07-29 | Kernforschungsanlage Jülich GmbH, 5170 Jülich | Verfahren zur Herstellung eines Kaltschmelztiegels |
-
1988
- 1988-06-04 DE DE19883819154 patent/DE3819154C1/de not_active Expired - Lifetime
-
1989
- 1989-05-24 EP EP19890109367 patent/EP0345542B1/de not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1186806A (en) * | 1968-09-20 | 1970-04-08 | Standard Telephones Cables Ltd | Improvements in or relating to apparatus for the heat treatment of electrically conductive materials |
GB1221909A (en) * | 1969-10-01 | 1971-02-10 | Standard Telephones Cables Ltd | Improvements in or relating to apparatus for the heat treatment of electrically conductive materials |
DE2100378A1 (de) * | 1970-01-09 | 1971-07-22 | Hukin D | Tiegel |
EP0238425A1 (de) * | 1986-03-13 | 1987-09-23 | Technogenia S.A. | Verfahren und Vorrichtung zur Herstellung hitzebeständiger Materialien durch Induktion |
US4738713A (en) * | 1986-12-04 | 1988-04-19 | The Duriron Company, Inc. | Method for induction melting reactive metals and alloys |
US4738713B1 (de) * | 1986-12-04 | 1994-01-04 | Duriron Company, Inc. |
Also Published As
Publication number | Publication date |
---|---|
DE3819154C1 (de) | 1990-02-01 |
EP0345542A2 (de) | 1989-12-13 |
EP0345542B1 (de) | 1993-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): BE CH FR GB LI NL SE |
|
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: FORSCHUNGSZENTRUM JUELICH GMBH |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): BE CH FR GB LI NL SE |
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17P | Request for examination filed |
Effective date: 19900625 |
|
17Q | First examination report despatched |
Effective date: 19920611 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): GB |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): GB |
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GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 19930511 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed | ||
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 19990504 Year of fee payment: 11 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20000524 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20000524 |