CH527278A - Verfahren zur Nitridierhärtung der inneren Oberfläche von Röhren - Google Patents
Verfahren zur Nitridierhärtung der inneren Oberfläche von RöhrenInfo
- Publication number
- CH527278A CH527278A CH50969A CH50969A CH527278A CH 527278 A CH527278 A CH 527278A CH 50969 A CH50969 A CH 50969A CH 50969 A CH50969 A CH 50969A CH 527278 A CH527278 A CH 527278A
- Authority
- CH
- Switzerland
- Prior art keywords
- nitriding
- tubes
- Prior art date
Links
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
- C23C8/24—Nitriding
- C23C8/26—Nitriding of ferrous surfaces
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69799068A | 1968-01-15 | 1968-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH527278A true CH527278A (de) | 1972-08-31 |
Family
ID=24803453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH50969A CH527278A (de) | 1968-01-15 | 1969-01-15 | Verfahren zur Nitridierhärtung der inneren Oberfläche von Röhren |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS512417B1 (fr) |
| BE (1) | BE726799A (fr) |
| CH (1) | CH527278A (fr) |
| ES (1) | ES362288A1 (fr) |
| FR (1) | FR2000259A1 (fr) |
| GB (1) | GB1213190A (fr) |
| NL (1) | NL6818765A (fr) |
| SE (1) | SE345699B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63132076U (fr) * | 1987-02-20 | 1988-08-30 | ||
| DE3800838C1 (fr) * | 1988-01-14 | 1989-09-14 | Skf Gmbh, 8720 Schweinfurt, De | |
| NL1039971C2 (en) * | 2012-12-24 | 2014-06-25 | Bosch Gmbh Robert | Heat treatment process in a manufacturing method of a ring set for a drive belt. |
| JP6576232B2 (ja) * | 2015-12-10 | 2019-09-18 | 曙ブレーキ工業株式会社 | 軟窒化鋼部材およびその製造方法、プレッシャプレート、並びに、ブレーキパッド |
| CN114540747B (zh) * | 2022-01-25 | 2023-02-24 | 北京科技大学 | 一种内表面梯度强化钢管制备装置及应用方法 |
-
1968
- 1968-12-20 GB GB6079568A patent/GB1213190A/en not_active Expired
- 1968-12-27 NL NL6818765A patent/NL6818765A/xx unknown
- 1968-12-28 JP JP9596568A patent/JPS512417B1/ja active Pending
-
1969
- 1969-01-09 ES ES362288A patent/ES362288A1/es not_active Expired
- 1969-01-13 BE BE726799D patent/BE726799A/xx unknown
- 1969-01-14 SE SE42769A patent/SE345699B/xx unknown
- 1969-01-15 CH CH50969A patent/CH527278A/de not_active IP Right Cessation
- 1969-01-15 FR FR6900526A patent/FR2000259A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE1901607B2 (de) | 1975-09-25 |
| GB1213190A (en) | 1970-11-18 |
| NL6818765A (fr) | 1969-07-17 |
| BE726799A (fr) | 1969-07-14 |
| SE345699B (fr) | 1972-06-05 |
| ES362288A1 (es) | 1970-12-01 |
| DE1901607A1 (de) | 1969-07-31 |
| FR2000259A1 (fr) | 1969-09-05 |
| JPS512417B1 (fr) | 1976-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |