SE324183B - - Google Patents
Info
- Publication number
- SE324183B SE324183B SE9297/65A SE929765A SE324183B SE 324183 B SE324183 B SE 324183B SE 9297/65 A SE9297/65 A SE 9297/65A SE 929765 A SE929765 A SE 929765A SE 324183 B SE324183 B SE 324183B
- Authority
- SE
- Sweden
- Prior art keywords
- hydrogen
- bromine
- bulb
- bromide
- filament
- Prior art date
Links
- 229910052739 hydrogen Inorganic materials 0.000 abstract 8
- 239000001257 hydrogen Substances 0.000 abstract 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 6
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 4
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 abstract 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 4
- 229910052794 bromium Inorganic materials 0.000 abstract 4
- 239000000203 mixture Substances 0.000 abstract 3
- DIKBFYAXUHHXCS-UHFFFAOYSA-N bromoform Chemical compound BrC(Br)Br DIKBFYAXUHHXCS-UHFFFAOYSA-N 0.000 abstract 2
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 abstract 2
- 229930195733 hydrocarbon Natural products 0.000 abstract 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract 2
- 150000002431 hydrogen Chemical class 0.000 abstract 2
- 229910000042 hydrogen bromide Inorganic materials 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- HJUGFYREWKUQJT-UHFFFAOYSA-N tetrabromomethane Chemical compound BrC(Br)(Br)Br HJUGFYREWKUQJT-UHFFFAOYSA-N 0.000 abstract 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 2
- 229910052721 tungsten Inorganic materials 0.000 abstract 2
- 239000010937 tungsten Substances 0.000 abstract 2
- PAAZPARNPHGIKF-UHFFFAOYSA-N 1,2-dibromoethane Chemical compound BrCCBr PAAZPARNPHGIKF-UHFFFAOYSA-N 0.000 abstract 1
- 125000004429 atom Chemical group 0.000 abstract 1
- 229950005228 bromoform Drugs 0.000 abstract 1
- FJBFPHVGVWTDIP-UHFFFAOYSA-N dibromomethane Chemical compound BrCBr FJBFPHVGVWTDIP-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 229940102396 methyl bromide Drugs 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
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
Landscapes
- Resistance Heating (AREA)
- Discharge Lamp (AREA)
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Glass Compositions (AREA)
Abstract
1,094,694. Electric incandescent lamps. PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd. July 13, 1965 [July 16, 1964], No. 29658/65. Heading H1F. An incandescent lamp contains a tungsten filament, an inert gas and a gas providing a mixture of hydrogen, bromine and hydrogen bromide during operation, the ratio in gm. atoms of bromine to hydrogen being between 1 : 1 and 1 : 7, the lamp being constructed so that a variation in the ratio due to loss of hydrogen is prevented and the bulb wall assumes a temperature of at least 300‹ C. The bulb may also contain substances which release hydrogen or combine with excess of bromine. The initial filling may contain a mixture of hydrogen and bromine or hydrogen bromide, bromoform, methylene bromide, methyl bromide, ethylene dibromide, mixtures of these, or of methane or other hydrocarbons with carbon tetrabromide or brominated hydrocarbons. A hydrogen permeable bulb may be enclosed within an outer bulb not pervious to hydrogen, the intervening space being filled with hydrogen. When using tubular lamps with an axial filament, coiled tungsten supports for the filament may be provided.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6408084A NL6408084A (en) | 1964-07-16 | 1964-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE324183B true SE324183B (en) | 1970-05-25 |
Family
ID=19790532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9297/65A SE324183B (en) | 1964-07-16 | 1965-07-14 |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT253620B (en) |
| BE (1) | BE666912A (en) |
| BR (1) | BR6571248D0 (en) |
| CH (1) | CH439487A (en) |
| DE (1) | DE1489441B2 (en) |
| DK (1) | DK119319B (en) |
| ES (1) | ES315322A1 (en) |
| GB (1) | GB1094694A (en) |
| NL (1) | NL6408084A (en) |
| SE (1) | SE324183B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2009916C2 (en) * | 1970-03-03 | 1985-05-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Halogen light bulb |
| NL185740C (en) * | 1978-09-13 | 1991-04-16 | Philips Nv | ELECTRIC LIGHT BULB. |
-
1964
- 1964-07-16 NL NL6408084A patent/NL6408084A/xx unknown
-
1965
- 1965-07-13 DE DE19651489441 patent/DE1489441B2/en active Pending
- 1965-07-13 CH CH982765A patent/CH439487A/en unknown
- 1965-07-13 BR BR171248/65A patent/BR6571248D0/en unknown
- 1965-07-13 DK DK358565AA patent/DK119319B/en unknown
- 1965-07-13 AT AT640765A patent/AT253620B/en active
- 1965-07-13 GB GB29658/65A patent/GB1094694A/en not_active Expired
- 1965-07-14 SE SE9297/65A patent/SE324183B/xx unknown
- 1965-07-14 ES ES0315322A patent/ES315322A1/en not_active Expired
- 1965-07-14 BE BE666912A patent/BE666912A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1489441A1 (en) | 1969-02-20 |
| ES315322A1 (en) | 1966-02-16 |
| BE666912A (en) | 1966-01-14 |
| GB1094694A (en) | 1967-12-13 |
| DE1489441B2 (en) | 1971-12-30 |
| NL6408084A (en) | 1966-01-17 |
| BR6571248D0 (en) | 1973-12-18 |
| DK119319B (en) | 1970-12-14 |
| AT253620B (en) | 1967-04-10 |
| CH439487A (en) | 1967-07-15 |
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