CH579757A5 - - Google Patents

Info

Publication number
CH579757A5
CH579757A5 CH1353572A CH1353572A CH579757A5 CH 579757 A5 CH579757 A5 CH 579757A5 CH 1353572 A CH1353572 A CH 1353572A CH 1353572 A CH1353572 A CH 1353572A CH 579757 A5 CH579757 A5 CH 579757A5
Authority
CH
Switzerland
Application number
CH1353572A
Original Assignee
Goehring Werner
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goehring Werner filed Critical Goehring Werner
Priority to CH1353572A priority Critical patent/CH579757A5/xx
Priority to AT753373A priority patent/AT337239B/de
Priority to GB4256973A priority patent/GB1441758A/en
Priority to IT28781/73A priority patent/IT993200B/it
Priority to US397164A priority patent/US3917238A/en
Priority to FR7332976A priority patent/FR2213352B1/fr
Priority to ES418741A priority patent/ES418741A1/es
Priority to SE7312544A priority patent/SE401935B/xx
Priority to DD173498A priority patent/DD107308A5/xx
Priority to DE2346287A priority patent/DE2346287C2/de
Publication of CH579757A5 publication Critical patent/CH579757A5/xx

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)
CH1353572A 1972-09-16 1972-09-16 CH579757A5 (bs)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CH1353572A CH579757A5 (bs) 1972-09-16 1972-09-16
AT753373A AT337239B (de) 1972-09-16 1973-08-30 Vorrichtung zur herstellung einer ofenatmosphare fur die beeinflussung von werkstucken wahrend der warmebehandlung
GB4256973A GB1441758A (en) 1972-09-16 1973-09-11 Device for establishing a furnace atmosphere for acting on workpieces during thermal treatment
IT28781/73A IT993200B (it) 1972-09-16 1973-09-11 Dispositivo per produrre un atmosfe ra da forno per influenzare pezzi d opera durante il trattamento termico
US397164A US3917238A (en) 1972-09-16 1973-09-13 Oven apparatus
FR7332976A FR2213352B1 (bs) 1972-09-16 1973-09-13
ES418741A ES418741A1 (es) 1972-09-16 1973-09-13 Mejoras introducidas en los dispositivos para la generacionde una atmosfera de hornos.
SE7312544A SE401935B (sv) 1972-09-16 1973-09-14 Anordning for att astadkomma en ugnsatmosfer for kemisk- metallurgisk paverkan av arbetsstycken under vermebehandling
DD173498A DD107308A5 (bs) 1972-09-16 1973-09-14
DE2346287A DE2346287C2 (de) 1972-09-16 1973-09-14 Vorrichtung zur Herstellung einer Ofenatmosphäre für die chemisch-metallurgische Beeinflussung von Werkstücken während der Wärmebehandlung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1353572A CH579757A5 (bs) 1972-09-16 1972-09-16

Publications (1)

Publication Number Publication Date
CH579757A5 true CH579757A5 (bs) 1976-09-15

Family

ID=4393264

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1353572A CH579757A5 (bs) 1972-09-16 1972-09-16

Country Status (10)

Country Link
US (1) US3917238A (bs)
AT (1) AT337239B (bs)
CH (1) CH579757A5 (bs)
DD (1) DD107308A5 (bs)
DE (1) DE2346287C2 (bs)
ES (1) ES418741A1 (bs)
FR (1) FR2213352B1 (bs)
GB (1) GB1441758A (bs)
IT (1) IT993200B (bs)
SE (1) SE401935B (bs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US3917238A (en) 1975-11-04
FR2213352A1 (bs) 1974-08-02
IT993200B (it) 1975-09-30
DE2346287C2 (de) 1984-06-14
ES418741A1 (es) 1976-06-16
ATA753373A (de) 1976-10-15
DE2346287A1 (de) 1974-05-02
AT337239B (de) 1977-06-27
SE401935B (sv) 1978-06-05
DD107308A5 (bs) 1974-07-20
GB1441758A (en) 1976-07-07
FR2213352B1 (bs) 1976-05-07

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Legal Events

Date Code Title Description
PL Patent ceased