BE438345A - - Google Patents
Info
- Publication number
- BE438345A BE438345A BE438345DA BE438345A BE 438345 A BE438345 A BE 438345A BE 438345D A BE438345D A BE 438345DA BE 438345 A BE438345 A BE 438345A
- Authority
- BE
- Belgium
- Prior art keywords
- lamps
- tubular
- gas discharge
- closure
- discharge lamp
- Prior art date
Links
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000002775 capsule Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 239000005401 pressed glass Substances 0.000 claims description 2
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 244000309466 calf Species 0.000 claims 1
- 238000010422 painting Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 239000011521 glass Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 229920001342 Bakelite® Polymers 0.000 description 1
- 229920001875 Ebonite Polymers 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C23/00—Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring
- C07C23/18—Polycyclic halogenated hydrocarbons
- C07C23/20—Polycyclic halogenated hydrocarbons with condensed rings none of which is aromatic
- C07C23/27—Polycyclic halogenated hydrocarbons with condensed rings none of which is aromatic with a bicyclo ring system containing seven carbon atoms
- C07C23/30—Mono-unsaturated bicyclo ring system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/18—Preparation of halogenated hydrocarbons by replacement by halogens of oxygen atoms of carbonyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU210339X | 1939-03-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE438345A true BE438345A (enrdf_load_html_response) |
Family
ID=10978151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE438345D BE438345A (enrdf_load_html_response) | 1939-03-21 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE438345A (enrdf_load_html_response) |
| CH (1) | CH226345A (enrdf_load_html_response) |
| FR (1) | FR864092A (enrdf_load_html_response) |
| NL (1) | NL55913C (enrdf_load_html_response) |
-
0
- BE BE438345D patent/BE438345A/fr unknown
- NL NL55913D patent/NL55913C/xx active
-
1940
- 1940-03-04 CH CH226345D patent/CH226345A/de unknown
- 1940-03-14 FR FR864092D patent/FR864092A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR864092A (fr) | 1941-04-17 |
| NL55913C (enrdf_load_html_response) | |
| CH226345A (de) | 1943-03-31 |
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