SE401935B - Anordning for att astadkomma en ugnsatmosfer for kemisk- metallurgisk paverkan av arbetsstycken under vermebehandling - Google Patents

Anordning for att astadkomma en ugnsatmosfer for kemisk- metallurgisk paverkan av arbetsstycken under vermebehandling

Info

Publication number: SE401935B
Authority: SE; Sweden
Prior art keywords: automosphere; metallurgic; oven; establishing; impact
Prior art date: 1972-09-16

Application number

SE7312544A

Other languages

English (en)

Inventor

Sok

Original Assignee

Gohring 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.)

1972-09-16

Filing date

1973-09-14

Publication date

1978-06-05

1973-09-14 Application filed by Gohring Werner filed Critical Gohring Werner

1978-06-05 Publication of SE401935B publication Critical patent/SE401935B/sv

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)

SE7312544A 1972-09-16 1973-09-14 Anordning for att astadkomma en ugnsatmosfer for kemisk- metallurgisk paverkan av arbetsstycken under vermebehandling SE401935B (sv)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
SE401935B true SE401935B (sv)	1978-06-05

Family

ID=4393264

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7312544A SE401935B (sv)	1972-09-16	1973-09-14	Anordning for att astadkomma en ugnsatmosfer for kemisk- metallurgisk paverkan av arbetsstycken under vermebehandling

Country Status (10)

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

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
US7033446B2 (en) *	2001-07-27	2006-04-25	Surface Combustion, Inc.	Vacuum carburizing with unsaturated aromatic hydrocarbons
US6991687B2 (en) *	2001-07-27	2006-01-31	Surface Combustion, Inc.	Vacuum carburizing with napthene 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

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 GB GB4256973A patent/GB1441758A/en not_active Expired
- 1973-09-11 IT IT28781/73A patent/IT993200B/it active
- 1973-09-13 FR FR7332976A patent/FR2213352B1/fr not_active Expired
- 1973-09-13 US US397164A patent/US3917238A/en not_active Expired - Lifetime
- 1973-09-13 ES ES418741A patent/ES418741A1/es not_active Expired
- 1973-09-14 DE DE2346287A patent/DE2346287C2/de not_active Expired
- 1973-09-14 DD DD173498A patent/DD107308A5/xx unknown
- 1973-09-14 SE SE7312544A patent/SE401935B/sv unknown

Also Published As

Publication number	Publication date
IT993200B (it)	1975-09-30
ATA753373A (de)	1976-10-15
ES418741A1 (es)	1976-06-16
GB1441758A (en)	1976-07-07
AT337239B (de)	1977-06-27
FR2213352B1 (sv)	1976-05-07
US3917238A (en)	1975-11-04
DE2346287C2 (de)	1984-06-14
DE2346287A1 (de)	1974-05-02
FR2213352A1 (sv)	1974-08-02
CH579757A5 (sv)	1976-09-15
DD107308A5 (sv)	1974-07-20

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