FR2438687B1 - - Google Patents
Info
- Publication number
- FR2438687B1 FR2438687B1 FR7925140A FR7925140A FR2438687B1 FR 2438687 B1 FR2438687 B1 FR 2438687B1 FR 7925140 A FR7925140 A FR 7925140A FR 7925140 A FR7925140 A FR 7925140A FR 2438687 B1 FR2438687 B1 FR 2438687B1
- Authority
- FR
- France
- 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
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
- C21D1/76—Adjusting the composition of the atmosphere
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
- Separation Of Gases By Adsorption (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2844167A DE2844167C2 (de) | 1978-10-10 | 1978-10-10 | Verfahren zur Erzeugung einer Stickstoff-Schutzgasatmosphäre in einer Ofenkammer und Schutzgasindustrieofen zur Durchführung dieses Verfahrens |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2438687A1 FR2438687A1 (fr) | 1980-05-09 |
FR2438687B1 true FR2438687B1 ( ) | 1983-05-27 |
Family
ID=6051861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7925140A Granted FR2438687A1 (fr) | 1978-10-10 | 1979-10-09 | Procede et four industriel a atmosphere controlee destines au traitement thermique des pieces metalliques |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT369790B ( ) |
DE (1) | DE2844167C2 ( ) |
FR (1) | FR2438687A1 ( ) |
IT (1) | IT1218936B ( ) |
SE (1) | SE7908331L ( ) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2639252B1 ( ) * | 1988-11-24 | 1990-12-28 | Air Liquide | |
FR2639251A1 (fr) * | 1988-11-24 | 1990-05-25 | Air Liquide | Procede d'elaboration d'une atmosphere de traitement thermique par separation d'air par adsorption et sechage |
FR2649123B1 (fr) * | 1989-06-30 | 1991-09-13 | Air Liquide | Procede de traitement thermique de metaux |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2565201A (en) * | 1947-09-26 | 1951-08-21 | Air Reduction | Controlled atmosphere for heattreating metals |
FR1384954A (fr) * | 1962-12-28 | 1965-01-08 | Aichelin Industrieofenbau Fa J | Procédé et installation pour séparer les impuretés indésirables, et surtour l'eau et l'anhydride carbonique plus particulièr ement à partir des gaz de protection |
FR1530161A (fr) * | 1967-07-03 | 1968-06-21 | Degussa | Four de passage, procédés en usage dans la métallurgie effectués dans le présent four et les produits obtenus |
GB1275824A (en) * | 1969-05-23 | 1972-05-24 | Gako Ges Fuer Gas Kohle Und Ol | Improvements relating to the production of inert gases |
DE2402266A1 (de) * | 1974-01-18 | 1975-08-07 | Messer Griesheim Gmbh | Verfahren zur erzeugung und speicherung eines schutzgases zum gluehen von stahl und anderen metallen |
FR2311095A1 (fr) * | 1975-05-16 | 1976-12-10 | Vide & Traitement Sa | Four pour le traitement thermique, sous vide et sous atmospheres, de metaux |
-
1978
- 1978-10-10 DE DE2844167A patent/DE2844167C2/de not_active Expired
-
1979
- 1979-08-30 AT AT0578379A patent/AT369790B/de not_active IP Right Cessation
- 1979-10-09 FR FR7925140A patent/FR2438687A1/fr active Granted
- 1979-10-09 IT IT68960/79A patent/IT1218936B/it active
- 1979-10-09 SE SE7908331A patent/SE7908331L/ not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE7908331L (sv) | 1980-04-11 |
IT1218936B (it) | 1990-04-24 |
DE2844167A1 (de) | 1980-04-17 |
FR2438687A1 (fr) | 1980-05-09 |
DE2844167C2 (de) | 1984-07-26 |
AT369790B (de) | 1983-01-25 |
ATA578379A (de) | 1982-06-15 |
IT7968960A0 (it) | 1979-10-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |