ES418741A1 - Mejoras introducidas en los dispositivos para la generacionde una atmosfera de hornos. - Google Patents
Mejoras introducidas en los dispositivos para la generacionde una atmosfera de hornos.Info
- Publication number
- ES418741A1 ES418741A1 ES418741A ES418741A ES418741A1 ES 418741 A1 ES418741 A1 ES 418741A1 ES 418741 A ES418741 A ES 418741A ES 418741 A ES418741 A ES 418741A ES 418741 A1 ES418741 A1 ES 418741A1
- Authority
- ES
- Spain
- Prior art keywords
- gaseous mixture
- heat
- temperature
- reaction chamber
- heat treatment
- 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
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
- C21D1/763—Adjusting the composition of the atmosphere using a catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
- Tunnel Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1353572A CH579757A5 (US06633782-20031014-M00005.png) | 1972-09-16 | 1972-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES418741A1 true ES418741A1 (es) | 1976-06-16 |
Family
ID=4393264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES418741A Expired ES418741A1 (es) | 1972-09-16 | 1973-09-13 | Mejoras introducidas en los dispositivos para la generacionde una atmosfera de hornos. |
Country Status (10)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51117934A (en) * | 1975-04-09 | 1976-10-16 | Fujikoshi Kk | Droppinggtype gas carburizing furnace |
| US4369031A (en) * | 1981-09-15 | 1983-01-18 | Thermco Products Corporation | Gas control system for chemical vapor deposition system |
| US6991687B2 (en) | 2001-07-27 | 2006-01-31 | Surface Combustion, Inc. | Vacuum carburizing with napthene hydrocarbons |
| US7033446B2 (en) * | 2001-07-27 | 2006-04-25 | Surface Combustion, Inc. | Vacuum carburizing with unsaturated aromatic hydrocarbons |
| DE102009038598B4 (de) * | 2009-08-26 | 2017-06-22 | Ipsen International Gmbh | Verfahren und Vorrichtung zur Aufbereitung von Prozessgasen für Wärmebehandlungen von metallischen Werkstoffen/Werkstücken in Industrieöfen |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2124573A (en) * | 1936-10-21 | 1938-07-26 | Carl I Hayes | Enveloping atmosphere control |
| US2275106A (en) * | 1939-02-20 | 1942-03-03 | Carl I Hayes | Circulation of heat treatment atmospheres |
| DE752976C (de) * | 1939-04-29 | 1953-02-02 | Westinghouse Electric & Mfg Co | Gaserzeuger zur Herstellung nicht entkohlend wirkender Gase |
| US2254047A (en) * | 1939-06-23 | 1941-08-26 | Westinghouse Electric & Mfg Co | Built-in gas generator for industrial furnaces |
| FR1042529A (fr) * | 1951-10-02 | 1953-11-02 | Renault | Procédé d'obtention d'atmosphère neutre pour le traitement thermique des métaux |
| DE1433735B1 (de) * | 1963-09-21 | 1969-09-04 | Werner Goehring | Verfahren zur Erzielung einer Ofenatmosphaere,mit der eine oxydationsfreie Waermebehandlung von Werkstuecken aus Stahl unter gleichzeitiger Beeinflussung des Kohlenstoffgehalts durchfuehrbar ist |
| US3644099A (en) * | 1969-09-15 | 1972-02-22 | Holcroft & Co | Gas atmosphere generating means for heat-treating furnaces |
| US3632979A (en) * | 1970-05-25 | 1972-01-04 | Edward J Mccrink | Converter for producing controlled atmosphere for heat treating |
| FR2112825A5 (en) * | 1970-11-10 | 1972-06-23 | Inst Elektrotermicheskogo Obor | Atmosphere forming cell - permits simultaneous prod of two distinct atmospheres |
-
1972
- 1972-09-16 CH CH1353572A patent/CH579757A5/xx not_active IP Right Cessation
-
1973
- 1973-08-30 AT AT753373A patent/AT337239B/de not_active IP Right Cessation
- 1973-09-11 IT IT28781/73A patent/IT993200B/it active
- 1973-09-11 GB GB4256973A patent/GB1441758A/en not_active Expired
- 1973-09-13 ES ES418741A patent/ES418741A1/es not_active Expired
- 1973-09-13 US US397164A patent/US3917238A/en not_active Expired - Lifetime
- 1973-09-13 FR FR7332976A patent/FR2213352B1/fr not_active Expired
- 1973-09-14 DE DE2346287A patent/DE2346287C2/de not_active Expired
- 1973-09-14 SE SE7312544A patent/SE401935B/xx unknown
- 1973-09-14 DD DD173498A patent/DD107308A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3917238A (en) | 1975-11-04 |
| CH579757A5 (US06633782-20031014-M00005.png) | 1976-09-15 |
| FR2213352A1 (US06633782-20031014-M00005.png) | 1974-08-02 |
| IT993200B (it) | 1975-09-30 |
| DE2346287C2 (de) | 1984-06-14 |
| ATA753373A (de) | 1976-10-15 |
| DE2346287A1 (de) | 1974-05-02 |
| AT337239B (de) | 1977-06-27 |
| SE401935B (sv) | 1978-06-05 |
| DD107308A5 (US06633782-20031014-M00005.png) | 1974-07-20 |
| GB1441758A (en) | 1976-07-07 |
| FR2213352B1 (US06633782-20031014-M00005.png) | 1976-05-07 |
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| GB1266109A (US06633782-20031014-M00005.png) | ||
| SU109757A1 (ru) | Туннельна печь | |
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