DE2364092C3 - Verwendung eines Gasgenerators zur Nitrier-Sulfatierung von Werkstücken aus Stahl und Gußeisen - Google Patents
Verwendung eines Gasgenerators zur Nitrier-Sulfatierung von Werkstücken aus Stahl und GußeisenInfo
- Publication number
- DE2364092C3 DE2364092C3 DE19732364092 DE2364092A DE2364092C3 DE 2364092 C3 DE2364092 C3 DE 2364092C3 DE 19732364092 DE19732364092 DE 19732364092 DE 2364092 A DE2364092 A DE 2364092A DE 2364092 C3 DE2364092 C3 DE 2364092C3
- Authority
- DE
- Germany
- Prior art keywords
- nitriding
- steel
- cast iron
- sulfation
- retort
- Prior art date
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 5
- 239000010959 steel Substances 0.000 title claims description 5
- 229910001018 Cast iron Inorganic materials 0.000 title claims description 4
- 238000005121 nitriding Methods 0.000 title description 7
- 230000019635 sulfation Effects 0.000 title description 4
- 238000005670 sulfation reaction Methods 0.000 title description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 20
- 229910021529 ammonia Inorganic materials 0.000 claims description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 9
- 229910052717 sulfur Inorganic materials 0.000 claims description 8
- 239000011593 sulfur Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UYJXRRSPUVSSMN-UHFFFAOYSA-P ammonium sulfide Chemical compound [NH4+].[NH4+].[S-2] UYJXRRSPUVSSMN-UHFFFAOYSA-P 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001180 sulfating effect Effects 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 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
- C23C8/28—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
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 |
|---|---|---|---|
| PL16007972A PL87770B1 (enExample) | 1972-12-30 | 1972-12-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2364092A1 DE2364092A1 (de) | 1974-07-04 |
| DE2364092B2 DE2364092B2 (de) | 1980-04-10 |
| DE2364092C3 true DE2364092C3 (de) | 1980-12-04 |
Family
ID=19961295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732364092 Expired DE2364092C3 (de) | 1972-12-30 | 1973-12-21 | Verwendung eines Gasgenerators zur Nitrier-Sulfatierung von Werkstücken aus Stahl und Gußeisen |
Country Status (5)
| Country | Link |
|---|---|
| CS (1) | CS164239B2 (enExample) |
| DE (1) | DE2364092C3 (enExample) |
| FR (1) | FR2212442A1 (enExample) |
| IT (1) | IT1002438B (enExample) |
| PL (1) | PL87770B1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323134B (zh) * | 2022-08-18 | 2023-08-22 | 唐山鑫业科技有限公司 | 一种白心可锻铸铁脱碳用热处理炉及脱碳工艺 |
-
1972
- 1972-12-30 PL PL16007972A patent/PL87770B1/pl unknown
-
1973
- 1973-12-21 DE DE19732364092 patent/DE2364092C3/de not_active Expired
- 1973-12-28 FR FR7346817A patent/FR2212442A1/fr active Granted
- 1973-12-28 IT IT3240873A patent/IT1002438B/it active
- 1973-12-29 CS CS916673A patent/CS164239B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS164239B2 (enExample) | 1975-11-07 |
| DE2364092B2 (de) | 1980-04-10 |
| DE2364092A1 (de) | 1974-07-04 |
| PL87770B1 (enExample) | 1976-07-31 |
| IT1002438B (it) | 1976-05-20 |
| FR2212442A1 (en) | 1974-07-26 |
| FR2212442B1 (enExample) | 1978-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |