FR2651307B1 - Four de traitement thermique equipe de moyens de refroidissement perfectionnes. - Google Patents
Four de traitement thermique equipe de moyens de refroidissement perfectionnes.Info
- Publication number
- FR2651307B1 FR2651307B1 FR8911322A FR8911322A FR2651307B1 FR 2651307 B1 FR2651307 B1 FR 2651307B1 FR 8911322 A FR8911322 A FR 8911322A FR 8911322 A FR8911322 A FR 8911322A FR 2651307 B1 FR2651307 B1 FR 2651307B1
- Authority
- FR
- France
- Prior art keywords
- heat treatment
- cooling means
- improved cooling
- oven equipped
- treatment oven
- 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.)
- Expired - Fee Related
Links
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
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
-
- 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
-
- 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
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B2005/062—Cooling elements
- F27B2005/066—Cooling elements disposed around the fan
-
- 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
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/14—Arrangements of heating devices
- F27B2005/143—Heating rods disposed in the chamber
-
- 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
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
- F27B2005/161—Gas inflow or outflow
- F27B2005/162—Gas inflow or outflow through closable or non-closable openings of the chamber walls
-
- 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
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
- F27B2005/166—Means to circulate the atmosphere
- F27B2005/167—Means to circulate the atmosphere the atmosphere being recirculated through the treatment chamber by a turbine
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8911322A FR2651307B1 (fr) | 1989-08-29 | 1989-08-29 | Four de traitement thermique equipe de moyens de refroidissement perfectionnes. |
EP90402209A EP0415811A1 (fr) | 1989-08-29 | 1990-08-02 | Four de traitement thermique équipÀ© de moyens de refroidissement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8911322A FR2651307B1 (fr) | 1989-08-29 | 1989-08-29 | Four de traitement thermique equipe de moyens de refroidissement perfectionnes. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2651307A1 FR2651307A1 (fr) | 1991-03-01 |
FR2651307B1 true FR2651307B1 (fr) | 1993-12-17 |
Family
ID=9384955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8911322A Expired - Fee Related FR2651307B1 (fr) | 1989-08-29 | 1989-08-29 | Four de traitement thermique equipe de moyens de refroidissement perfectionnes. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0415811A1 (fr) |
FR (1) | FR2651307B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4435862C1 (de) * | 1994-10-07 | 1995-08-24 | Leybold Durferrit Gmbh | Verfahren und Vorrichtung zum Abkühlen, insbesondere zum Abschrecken, von Werkstücken durch Gase |
ES2159710T3 (es) * | 1995-07-21 | 2001-10-16 | Ipsen Int Gmbh | Horno para el tratamiento termico de cargas de piezas metalicas de trabajo. |
CN112813240B (zh) * | 2021-01-15 | 2021-10-19 | 长春汽车工业高等专科学校 | 一种热处理用均匀化冷却装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3565410A (en) * | 1968-09-06 | 1971-02-23 | Midland Ross Corp | Vacuum furnace |
BE795780A (fr) * | 1972-02-23 | 1973-08-22 | Ugine Infra | Four de traitement thermique a selecteur d'operations |
DE3224971A1 (de) * | 1982-07-03 | 1984-01-05 | Schmetz Industrieofenbau und Vakuum-Hartlöttechnik KG, 5750 Menden | Vakuum-schachtofen |
DE3346884A1 (de) * | 1983-12-23 | 1985-07-11 | Ipsen Industries International Gmbh, 4190 Kleve | Industrieofen zur waermebehandlung metallischer werkstuecke |
JPS60152616A (ja) * | 1984-01-23 | 1985-08-10 | Daido Steel Co Ltd | 熱処理装置 |
JPS6160819A (ja) * | 1984-08-29 | 1986-03-28 | Shimadzu Corp | 焼入れ冷却方法 |
-
1989
- 1989-08-29 FR FR8911322A patent/FR2651307B1/fr not_active Expired - Fee Related
-
1990
- 1990-08-02 EP EP90402209A patent/EP0415811A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2651307A1 (fr) | 1991-03-01 |
EP0415811A1 (fr) | 1991-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |