BE431317A - - Google Patents
Info
- Publication number
- BE431317A BE431317A BE431317DA BE431317A BE 431317 A BE431317 A BE 431317A BE 431317D A BE431317D A BE 431317DA BE 431317 A BE431317 A BE 431317A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
- H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE208438X | 1937-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE431317A true BE431317A (xx) |
Family
ID=5794241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE431317D BE431317A (xx) | 1937-11-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2203896A (xx) |
| BE (1) | BE431317A (xx) |
| CH (1) | CH208438A (xx) |
| FR (1) | FR846696A (xx) |
| GB (1) | GB502078A (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2749462A (en) * | 1952-05-31 | 1956-06-05 | Gen Electric | High pressure mercury vapor lamp with zirconium getter |
| US3149716A (en) * | 1959-09-29 | 1964-09-22 | Dick Co Ab | Evaporator vacuum pump |
| US3133224A (en) * | 1960-11-25 | 1964-05-12 | Gen Electric | Electric discharge device |
| US3167678A (en) * | 1961-06-19 | 1965-01-26 | Gen Electric | Getter operating at various temperatures to occlude various gases |
| DE2659609A1 (de) * | 1976-12-30 | 1978-07-20 | Patra Patent Treuhand | Elektrische gluehlampe |
| US5128106A (en) * | 1990-07-12 | 1992-07-07 | Gte Products Corporation | Lamp with an oxygen detector |
| EP2665046A1 (en) * | 2012-05-18 | 2013-11-20 | Proindumar S.L. | Self-turning device with the ability to mix and identify balls, located in a portable compartment with auxiliary control elements |
-
0
- BE BE431317D patent/BE431317A/xx unknown
-
1938
- 1938-10-27 US US237334A patent/US2203896A/en not_active Expired - Lifetime
- 1938-11-26 CH CH208438D patent/CH208438A/de unknown
- 1938-11-26 GB GB34494/38A patent/GB502078A/en not_active Expired
- 1938-11-28 FR FR846696D patent/FR846696A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB502078A (en) | 1939-03-10 |
| FR846696A (fr) | 1939-09-21 |
| US2203896A (en) | 1940-06-11 |
| CH208438A (de) | 1940-01-31 |