ATE67521T1 - Vakuum-kammerofen. - Google Patents
Vakuum-kammerofen.Info
- Publication number
- ATE67521T1 ATE67521T1 AT88116992T AT88116992T ATE67521T1 AT E67521 T1 ATE67521 T1 AT E67521T1 AT 88116992 T AT88116992 T AT 88116992T AT 88116992 T AT88116992 T AT 88116992T AT E67521 T1 ATE67521 T1 AT E67521T1
- Authority
- AT
- Austria
- Prior art keywords
- workpieces
- treated
- heat treatment
- nozzles
- heating chamber
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 abstract 4
- 239000007789 gas Substances 0.000 abstract 2
- 238000001816 cooling Methods 0.000 abstract 1
- 239000000112 cooling gas Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
-
- 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
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere
-
- 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
- F27D7/00—Forming, maintaining or circulating atmospheres in heating chambers
- F27D7/04—Circulating atmospheres by mechanical means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3735186A DE3735186C1 (de) | 1987-10-17 | 1987-10-17 | Vakuum-Kammerofen |
| EP88116992A EP0312909B1 (de) | 1987-10-17 | 1988-10-13 | Vakuum-Kammerofen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE67521T1 true ATE67521T1 (de) | 1991-10-15 |
Family
ID=6338534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT88116992T ATE67521T1 (de) | 1987-10-17 | 1988-10-13 | Vakuum-kammerofen. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4909732A (de) |
| EP (1) | EP0312909B1 (de) |
| AT (1) | ATE67521T1 (de) |
| DE (1) | DE3735186C1 (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3818471A1 (de) * | 1988-05-31 | 1989-12-21 | Ipsen Ind Int Gmbh | Ofen zur waermebehandlung von eisen- und stahlteilen |
| DE3819803C1 (de) * | 1988-06-10 | 1989-12-14 | Ulrich 5810 Witten De Wingens | |
| DE4014630A1 (de) * | 1990-05-08 | 1991-11-14 | Dieter Uschkoreit | Industrieofen zur waermebehandlung metallischer werkstuecke |
| US5391077A (en) * | 1993-12-23 | 1995-02-21 | Kerr-Mcgee Corporation | Drum oven |
| US5934871A (en) * | 1997-07-24 | 1999-08-10 | Murphy; Donald G. | Method and apparatus for supplying a anti-oxidizing gas to and simultaneously cooling a shaft and a fan in a heat treatment chamber |
| US11971216B1 (en) | 2021-12-23 | 2024-04-30 | Rolls-Royce High Temperature Composites, Inc. | Retort with loading window |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3565410A (en) * | 1968-09-06 | 1971-02-23 | Midland Ross Corp | Vacuum furnace |
| US3994678A (en) * | 1975-05-12 | 1976-11-30 | Oliver Machinery Company | Heater for billets |
| DE2839807C2 (de) * | 1978-09-13 | 1986-04-17 | Degussa Ag, 6000 Frankfurt | Vakuumofen mit Gaskühleinrichtung |
| US4516012A (en) * | 1981-06-22 | 1985-05-07 | G. S. Blodgett Co., Inc. | Dual flow heating apparatus |
| DE3215509A1 (de) * | 1982-04-26 | 1983-10-27 | Schmetz Industrieofenbau und Vakuum-Hartlöttechnik KG, 5750 Menden | Vakuum-kammerofen |
| US4490110A (en) * | 1983-05-20 | 1984-12-25 | Jones William R | Plenum arrangement |
| DE3346884A1 (de) * | 1983-12-23 | 1985-07-11 | Ipsen Industries International Gmbh, 4190 Kleve | Industrieofen zur waermebehandlung metallischer werkstuecke |
| US4493641A (en) * | 1984-01-09 | 1985-01-15 | Gladd Industries, Inc. | Bake oven with manifold |
| US4560348A (en) * | 1984-05-24 | 1985-12-24 | Abar Ipsen Industries | Gas nozzle for a heat treating furnace |
| US4596526A (en) * | 1985-03-04 | 1986-06-24 | Worthington Industries, Inc. | Batch coil annealing furnace and method |
| DE3736502C1 (de) * | 1987-10-28 | 1988-06-09 | Degussa | Vakuumofen zur Waermebehandlung metallischer Werkstuecke |
| US4789333A (en) * | 1987-12-02 | 1988-12-06 | Gas Research Institute | Convective heat transfer within an industrial heat treating furnace |
| US4787844A (en) * | 1987-12-02 | 1988-11-29 | Gas Research Institute | Seal arrangement for high temperature furnace applications |
-
1987
- 1987-10-17 DE DE3735186A patent/DE3735186C1/de not_active Expired
-
1988
- 1988-10-13 EP EP88116992A patent/EP0312909B1/de not_active Expired - Lifetime
- 1988-10-13 AT AT88116992T patent/ATE67521T1/de not_active IP Right Cessation
- 1988-10-17 US US07/258,633 patent/US4909732A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE3735186C1 (de) | 1988-09-15 |
| EP0312909A1 (de) | 1989-04-26 |
| US4909732A (en) | 1990-03-20 |
| EP0312909B1 (de) | 1991-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| REN | Ceased due to non-payment of the annual fee |