FR2258456A1 - - Google Patents
Info
- Publication number
- FR2258456A1 FR2258456A1 FR7442820A FR7442820A FR2258456A1 FR 2258456 A1 FR2258456 A1 FR 2258456A1 FR 7442820 A FR7442820 A FR 7442820A FR 7442820 A FR7442820 A FR 7442820A FR 2258456 A1 FR2258456 A1 FR 2258456A1
- 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.)
- Granted
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)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Incineration Of Waste (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2402266A DE2402266A1 (de) | 1974-01-18 | 1974-01-18 | Verfahren zur erzeugung und speicherung eines schutzgases zum gluehen von stahl und anderen metallen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2258456A1 true FR2258456A1 (US06373033-20020416-M00002.png) | 1975-08-18 |
| FR2258456B1 FR2258456B1 (US06373033-20020416-M00002.png) | 1978-07-07 |
Family
ID=5905054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7442820A Expired FR2258456B1 (US06373033-20020416-M00002.png) | 1974-01-18 | 1974-12-26 |
Country Status (9)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2439241A1 (fr) * | 1978-10-19 | 1980-05-16 | Trw Inc | Procede de reglage, a l'aide du debit d'introduction d'un vehicule gazeux inerte, du traitement thermique tel que la carbonitruration, la cementation ou le recuit d'objets ferreux |
| EP0013654A1 (fr) * | 1979-01-15 | 1980-07-23 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procédé de traitement thermique de l'acier et de contrôle dudit traitement; acier ainsi obtenu |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106931A (en) * | 1977-05-18 | 1978-08-15 | Airco, Inc. | Methods for sintering powder metallurgy parts |
| DE2844167C2 (de) * | 1978-10-10 | 1984-07-26 | Fa. J. Aichelin, 7015 Korntal | Verfahren zur Erzeugung einer Stickstoff-Schutzgasatmosphäre in einer Ofenkammer und Schutzgasindustrieofen zur Durchführung dieses Verfahrens |
| AT395321B (de) * | 1983-07-05 | 1992-11-25 | Ebner Ind Ofenbau | Verfahren zum abkuehlen von chargen in diskontinuierlich arbeitenden industrieoefen, insbesondere von stahldraht- oder - bandbunden in haubengluehoefen |
| US20090173417A1 (en) * | 2008-01-08 | 2009-07-09 | Soren Wiberg | Method for annealing or hardening of metals |
| EP2087955A1 (en) * | 2008-01-08 | 2009-08-12 | Linde Aktiengesellschaft | Sintering of steel in an atmosphere comprising nitrogen and carbon monoxide |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2130163A (en) * | 1936-01-24 | 1938-09-13 | Semet Solvay Eng Corp | Process of making gas |
| US2296434A (en) * | 1940-12-20 | 1942-09-22 | Int Smelting & Refining Co | Production of gases for metallurgical and like operations |
| US3111400A (en) * | 1960-02-25 | 1963-11-19 | Beteiligungs & Patentverw Gmbh | Method of and apparatus for removing and burning or chemical uttlization of convertergases, particularly during the fining process of crude-iron with oxygen |
| US3330773A (en) * | 1963-03-28 | 1967-07-11 | Du Pont | Process for preparing gaseous mixtures |
| DE1508423B2 (de) * | 1966-07-04 | 1970-08-06 | Messer Griesheim GmbH, 6OOO Frankfurt | Verfahren zur Herstellung von Schutzgas für metallurgische Zwecke |
-
1974
- 1974-01-18 DE DE2402266A patent/DE2402266A1/de active Pending
- 1974-12-20 BE BE151734A patent/BE823630A/xx unknown
- 1974-12-26 FR FR7442820A patent/FR2258456B1/fr not_active Expired
- 1974-12-27 SE SE7416314A patent/SE7416314L/xx unknown
-
1975
- 1975-01-03 ES ES433509A patent/ES433509A1/es not_active Expired
- 1975-01-15 NL NL7500469A patent/NL7500469A/xx unknown
- 1975-01-16 JP JP50007381A patent/JPS50104112A/ja active Pending
- 1975-01-16 US US05/541,392 patent/US3986900A/en not_active Expired - Lifetime
- 1975-01-17 GB GB210675A patent/GB1471627A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2439241A1 (fr) * | 1978-10-19 | 1980-05-16 | Trw Inc | Procede de reglage, a l'aide du debit d'introduction d'un vehicule gazeux inerte, du traitement thermique tel que la carbonitruration, la cementation ou le recuit d'objets ferreux |
| EP0013654A1 (fr) * | 1979-01-15 | 1980-07-23 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procédé de traitement thermique de l'acier et de contrôle dudit traitement; acier ainsi obtenu |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1471627A (en) | 1977-04-27 |
| US3986900A (en) | 1976-10-19 |
| DE2402266A1 (de) | 1975-08-07 |
| FR2258456B1 (US06373033-20020416-M00002.png) | 1978-07-07 |
| ES433509A1 (es) | 1976-11-16 |
| JPS50104112A (US06373033-20020416-M00002.png) | 1975-08-16 |
| BE823630A (fr) | 1975-04-16 |
| SE7416314L (US06373033-20020416-M00002.png) | 1975-07-21 |
| NL7500469A (nl) | 1975-07-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |