BE369011A - - Google Patents
Info
- Publication number
- BE369011A BE369011A BE369011DA BE369011A BE 369011 A BE369011 A BE 369011A BE 369011D A BE369011D A BE 369011DA BE 369011 A BE369011 A BE 369011A
- Authority
- BE
- Belgium
- Prior art keywords
- emi
- illuminating body
- screen
- temperature
- illuminating
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/02—Softening water by precipitation of the hardness
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/02—Softening water by precipitation of the hardness
- C02F5/025—Hot-water softening devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/02—Incandescent bodies
- H01K1/04—Incandescent bodies characterised by the material thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/02—Incandescent bodies
- H01K1/14—Incandescent bodies characterised by the shape
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB144980D DE542999C (de) | 1929-08-02 | 1929-08-02 | Elektrische Gluehlampe mit flaechenfoermigem Leuchtkoerper aus Folien schwer schmelzbarer Metalle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE369011A true BE369011A (de) | 1930-04-30 |
Family
ID=7000923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE369011D BE369011A (de) | 1929-08-02 | 1930-03-29 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE369011A (de) |
| DE (1) | DE542999C (de) |
| FR (1) | FR696927A (de) |
| NL (1) | NL28306C (de) |
-
1929
- 1929-08-02 DE DEB144980D patent/DE542999C/de not_active Expired
-
1930
- 1930-02-06 NL NL50160A patent/NL28306C/xx active
- 1930-03-29 BE BE369011D patent/BE369011A/fr unknown
- 1930-04-28 FR FR696927D patent/FR696927A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL28306C (de) | 1932-11-15 |
| FR696927A (fr) | 1931-01-09 |
| DE542999C (de) | 1932-01-30 |
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