RO80776B1 - Procedeu de obtinere a contactelor electrice sinterizate din argint-nichel-grafit - Google Patents
Procedeu de obtinere a contactelor electrice sinterizate din argint-nichel-grafitInfo
- Publication number
- RO80776B1 RO80776B1 RO106084A RO10608481A RO80776B1 RO 80776 B1 RO80776 B1 RO 80776B1 RO 106084 A RO106084 A RO 106084A RO 10608481 A RO10608481 A RO 10608481A RO 80776 B1 RO80776 B1 RO 80776B1
- Authority
- RO
- Romania
- Prior art keywords
- nickel
- graphite
- slver
- electric contacts
- obtaining sintered
- Prior art date
Links
- 229910002804 graphite Inorganic materials 0.000 title abstract 3
- 239000010439 graphite Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 4
- 229910052759 nickel Inorganic materials 0.000 abstract 3
- 229910017937 Ag-Ni Inorganic materials 0.000 abstract 1
- 229910017984 Ag—Ni Inorganic materials 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
Landscapes
- Contacts (AREA)
- Powder Metallurgy (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a contactelor electrice sinterizate din argint-nichel-grafit destinate echiparii unor scurtcircuitoare ultrarapide mono si tripolare. procedeul consta în aceea ca foloseste pulberi de argint, nichel si grafit amestecate pe cale mecanica în urmatoarele rapoarte de compozitie procentuala gravimetrica: Ag 87...97%, Ni 0,5...10% si C 2,5...3%, dupa care se granuleaza umed cu 1...2% ulei, se preseaza în dublu strat cu Ag-Ni, Ni sau alt metal care permite sudarea pe suport la 3,5...4 tf/cm2, se sinterizeaza în hidrogen la 850...900 degree C si se calibreaza la forma si dimensiunile dorite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO81106084A RO80776A2 (ro) | 1981-12-23 | 1981-12-23 | Procedeu de obtinere a contactelor electrice sinterizate din argint-nichel-grafit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO81106084A RO80776A2 (ro) | 1981-12-23 | 1981-12-23 | Procedeu de obtinere a contactelor electrice sinterizate din argint-nichel-grafit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO80776B1 true RO80776B1 (ro) | 1983-01-30 |
| RO80776A2 RO80776A2 (ro) | 1983-02-01 |
Family
ID=20110808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO81106084A RO80776A2 (ro) | 1981-12-23 | 1981-12-23 | Procedeu de obtinere a contactelor electrice sinterizate din argint-nichel-grafit |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO80776A2 (ro) |
-
1981
- 1981-12-23 RO RO81106084A patent/RO80776A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO80776A2 (ro) | 1983-02-01 |
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