ES439220A1 - Procedimiento para la obtencion de una atmosfera protectora con efecto definido de carburacion. - Google Patents

Procedimiento para la obtencion de una atmosfera protectora con efecto definido de carburacion.

Info

Publication number: ES439220A1
Authority: ES; Spain
Prior art keywords: producing; heat; liquid; treatment gas; hydrocarbons
Prior art date: 1974-07-20
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

Application number

ES439220A

Other languages

English (en)

Spanish (es)

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Messer Griesheim GmbH

Original Assignee

Messer Griesheim GmbH

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.)

1974-07-20

Filing date

1975-07-07

Publication date

1977-02-16

1975-07-07 Application filed by Messer Griesheim GmbH filed Critical Messer Griesheim GmbH

1977-02-16 Publication of ES439220A1 publication Critical patent/ES439220A1/es

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title abstract 3
238000010438 heat treatment Methods 0.000 title 1
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract 4
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 4
239000007788 liquid Substances 0.000 abstract 3
229910052786 argon Inorganic materials 0.000 abstract 2
229930195733 hydrocarbon Natural products 0.000 abstract 2
150000002430 hydrocarbons Chemical class 0.000 abstract 2
229910052757 nitrogen Inorganic materials 0.000 abstract 2
230000001681 protective effect Effects 0.000 abstract 2
238000009825 accumulation Methods 0.000 abstract 1
230000000694 effects Effects 0.000 abstract 1
230000008020 evaporation Effects 0.000 abstract 1
238000001704 evaporation Methods 0.000 abstract 1
239000007789 gas Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/20—Carburising
- C23C8/22—Carburising of ferrous surfaces
- 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
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/28—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases more than one element being applied in one step
- C23C8/30—Carbo-nitriding
- C23C8/32—Carbo-nitriding of ferrous surfaces

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

ES439220A 1974-07-20 1975-07-07 Procedimiento para la obtencion de una atmosfera protectora con efecto definido de carburacion. Expired ES439220A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2435026A DE2435026A1 (de)	1974-07-20	1974-07-20	Verfahren zur herstellung eines schutzgases mit definierter kohlungswirkung

Publications (1)

Publication Number	Publication Date
ES439220A1 true ES439220A1 (es)	1977-02-16

Family

ID=5921107

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES439220A Expired ES439220A1 (es)	1974-07-20	1975-07-07	Procedimiento para la obtencion de una atmosfera protectora con efecto definido de carburacion.

Country Status (8)

Country	Link
AT (1)	AT346378B (fr)
BE (1)	BE831329A (fr)
DE (1)	DE2435026A1 (fr)
ES (1)	ES439220A1 (fr)
FR (1)	FR2278385A1 (fr)
GB (1)	GB1505727A (fr)
NL (1)	NL7508512A (fr)
SE (1)	SE7507804L (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2737610C2 (de) *	1977-08-20	1983-10-27	Messer Griesheim Gmbh, 6000 Frankfurt	Verfahren zur Herstellung eines Schutzgases für die Wärmebehandlung von Eisenmetallen
FR2515979B1 (fr) *	1981-11-06	1986-07-25	Union Gaz Modernes	Procede et installation pour obtenir un melange gazeux homogene, en proportions determinees, a partir d'un gaz porteur et d'un additif enrichisseur liquide
FR2702495B1 (fr) *	1993-03-10	1995-04-28	Air Liquide	Solutions diluées de silane dans l'azote liquide.
DE10321414B4 (de) *	2003-05-13	2008-12-18	Robert Bosch Gmbh	Verfahren zur Wärmebehandlung von metallischen Werkstücken in Kammeröfen
EP2578704A1 (fr) *	2011-10-07	2013-04-10	Linde Aktiengesellschaft	Procédé et système de carburation ou carbonitruration d'un composant et composant traité correspondant

1974
- 1974-07-20 DE DE2435026A patent/DE2435026A1/de not_active Withdrawn
1975
- 1975-05-22 GB GB22255/75A patent/GB1505727A/en not_active Expired
- 1975-06-23 AT AT481475A patent/AT346378B/de active
- 1975-07-07 ES ES439220A patent/ES439220A1/es not_active Expired
- 1975-07-08 SE SE7507804A patent/SE7507804L/xx unknown
- 1975-07-14 BE BE158264A patent/BE831329A/fr unknown
- 1975-07-16 NL NL7508512A patent/NL7508512A/xx not_active Application Discontinuation
- 1975-07-17 FR FR7522294A patent/FR2278385A1/fr active Granted

Also Published As

Publication number	Publication date
AT346378B (de)	1978-11-10
NL7508512A (nl)	1976-01-22
ATA481475A (de)	1978-03-15
FR2278385A1 (fr)	1976-02-13
GB1505727A (en)	1978-03-30
SE7507804L (sv)	1976-01-21
DE2435026A1 (de)	1976-02-05
BE831329A (fr)	1975-11-03
FR2278385B1 (fr)	1979-05-11

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