SE7602838L - Saltbad for stortkylning av badnitrerade konstruktionselement - Google Patents

Saltbad for stortkylning av badnitrerade konstruktionselement

Info

Publication number: SE7602838L
Authority: SE; Sweden
Prior art keywords: bath; nitrated; construction elements; big cooling; cyanide
Prior art date: 1975-04-02

Application number

SE7602838A

Other languages

Unknown language ( )

English (en)

Other versions

SE430078B (sv

Inventor

H Kunst

C Scondo

Original Assignee

Degussa

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.)

1975-04-02

Filing date

1976-02-27

Publication date

1976-10-03

1976-02-27 Application filed by Degussa filed Critical Degussa

1976-10-03 Publication of SE7602838L publication Critical patent/SE7602838L/sv

1983-10-17 Publication of SE430078B publication Critical patent/SE430078B/sv

Links

150000003839 salts Chemical class 0.000 title abstract 3
238000010276 construction Methods 0.000 title abstract 2
XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
229910002651 NO3 Inorganic materials 0.000 abstract 1
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 abstract 1
229910000831 Steel Inorganic materials 0.000 abstract 1
239000003513 alkali Substances 0.000 abstract 1
150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
238000001816 cooling Methods 0.000 abstract 1
XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 abstract 1
229910052742 iron Inorganic materials 0.000 abstract 1
238000005121 nitriding Methods 0.000 abstract 1
239000010959 steel 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
- C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
- 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
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/607—Molten salts

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Thermal Sciences (AREA)
Physics & Mathematics (AREA)
Chemical Kinetics & Catalysis (AREA)
Crystallography & Structural Chemistry (AREA)
Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Heat Treatment Of Articles (AREA)
Compounds Of Iron (AREA)
Seasonings (AREA)
Manufacture And Refinement Of Metals (AREA)

SE7602838A 1975-04-02 1976-02-27 Forfarande for avkylning av badnitrerade foremal av jern och stal SE430078B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2514398A DE2514398C2 (de)	1975-04-02	1975-04-02	Salzbad zur Abschreckung badnitrierter Bauteile

Publications (2)

Publication Number	Publication Date
SE7602838L true SE7602838L (sv)	1976-10-03
SE430078B SE430078B (sv)	1983-10-17

Family

ID=5942928

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7602838A SE430078B (sv)	1975-04-02	1976-02-27	Forfarande for avkylning av badnitrerade foremal av jern och stal

Country Status (12)

Country	Link
US (1)	US4055446A (sv)
JP (1)	JPS5912727B2 (sv)
AT (1)	AT357588B (sv)
BR (1)	BR7601913A (sv)
CA (1)	CA1070225A (sv)
DE (1)	DE2514398C2 (sv)
FR (1)	FR2306268A1 (sv)
GB (1)	GB1527642A (sv)
HU (1)	HU172774B (sv)
IT (1)	IT1057168B (sv)
SE (1)	SE430078B (sv)
YU (1)	YU39760B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2934113C2 (de) *	1979-08-23	1985-05-09	Degussa Ag, 6000 Frankfurt	Verfahren zur Erhöhung der Korrosionsbeständigkeit nitrierter Bauteile aus Eisenwerkstoffen
DE3142318A1 (de) *	1981-10-24	1983-05-05	Degussa Ag, 6000 Frankfurt	Salzbad zum nitrieren von eisenwerkstoffen
FR2525637B1 (fr) *	1982-04-23	1986-05-09	Stephanois Rech Mec	Procede de traitement de pieces en metal ferreux en bain de sels oxydant, pour ameliorer leur resistance a la corrosion, les pieces contenant du soufre
US5272798A (en) *	1992-08-05	1993-12-28	Kolene Corporation	Method and apparatus for descaling metal strip
US5576066A (en) *	1993-08-10	1996-11-19	Centre Stephanois De Recherches Mecaniques Hydromecanique Et Frottement	Method of improving the wear and corrosion resistance of ferrous metal parts
JP3748425B2 (ja) *	2002-09-04	2006-02-22	パーカー熱処理工業株式会社	耐食性を強化された金属部材の塩浴窒化方法
KR100812971B1 (ko) *	2006-02-23	2008-03-13	일진경금속 주식회사	금속의 염욕 질화방법 및 그 방법으로 제조된 금속
CN111893262A (zh) *	2020-08-26	2020-11-06	河南科技大学	一种防锈防腐钢铁的热处理工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE396514C (de) *	1922-11-05	1924-06-05	Artur Groenqvist	Verfahren zum Veredeln von Stahl und Eisen
US1975058A (en) *	1931-08-20	1934-09-25	Bennett Chapmanizing Inc	Process for hardening metals
DE628276C (de) *	1934-01-13	1936-04-01	Degussa	Schmelzbad zum Abschrecken und Anlassen von Eisen und Staehlen
US2174867A (en) *	1936-05-23	1939-10-03	Arthur E Bellis	Method of heat tratment
US2477561A (en) *	1944-06-20	1949-08-02	Artemas F Holden	Method of heat-treating metal parts with a bright finish
US3022204A (en) *	1961-03-20	1962-02-20	Kolene Corp	Process for nitriding metals

1975
- 1975-04-02 DE DE2514398A patent/DE2514398C2/de not_active Expired
1976
- 1976-02-10 YU YU304/76A patent/YU39760B/xx unknown
- 1976-02-11 IT IT67308/76A patent/IT1057168B/it active
- 1976-02-27 SE SE7602838A patent/SE430078B/sv not_active IP Right Cessation
- 1976-03-11 CA CA247,657A patent/CA1070225A/en not_active Expired
- 1976-03-18 FR FR7607858A patent/FR2306268A1/fr active Granted
- 1976-03-25 US US05/670,154 patent/US4055446A/en not_active Expired - Lifetime
- 1976-03-30 BR BR7601913A patent/BR7601913A/pt unknown
- 1976-03-31 AT AT234476A patent/AT357588B/de not_active IP Right Cessation
- 1976-03-31 JP JP51035898A patent/JPS5912727B2/ja not_active Expired
- 1976-03-31 GB GB12957/76A patent/GB1527642A/en not_active Expired
- 1976-04-01 HU HU76DE00000912A patent/HU172774B/hu unknown

Also Published As

Publication number	Publication date
IT1057168B (it)	1982-03-10
YU39760B (en)	1985-04-30
AT357588B (de)	1980-07-25
FR2306268A1 (fr)	1976-10-29
DE2514398C2 (de)	1984-04-05
CA1070225A (en)	1980-01-22
US4055446A (en)	1977-10-25
SE430078B (sv)	1983-10-17
FR2306268B1 (sv)	1978-08-25
BR7601913A (pt)	1976-10-05
ATA234476A (de)	1979-12-15
JPS5284109A (en)	1977-07-13
JPS5912727B2 (ja)	1984-03-26
HU172774B (en)	1978-12-28
YU30476A (en)	1982-05-31
DE2514398A1 (de)	1976-10-21
GB1527642A (en)	1978-10-04

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1995-01-31

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