GB538197A - Process for the manufacture of frames for electric incandescent lamps with hard glass or quartz glass bulbs - Google Patents
Process for the manufacture of frames for electric incandescent lamps with hard glass or quartz glass bulbsInfo
- Publication number
- GB538197A GB538197A GB1384/40A GB138440A GB538197A GB 538197 A GB538197 A GB 538197A GB 1384/40 A GB1384/40 A GB 1384/40A GB 138440 A GB138440 A GB 138440A GB 538197 A GB538197 A GB 538197A
- Authority
- GB
- United Kingdom
- Prior art keywords
- quartz glass
- molybdenum
- bulb
- hydrogen
- per cent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 3
- 239000011521 glass Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 3
- 229910052750 molybdenum Inorganic materials 0.000 abstract 3
- 239000011733 molybdenum Substances 0.000 abstract 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
- 229910052739 hydrogen Inorganic materials 0.000 abstract 2
- 239000001257 hydrogen Substances 0.000 abstract 2
- 239000000919 ceramic Substances 0.000 abstract 1
- 229910010293 ceramic material Inorganic materials 0.000 abstract 1
- 235000014113 dietary fatty acids Nutrition 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 229930195729 fatty acid Natural products 0.000 abstract 1
- 239000000194 fatty acid Substances 0.000 abstract 1
- 150000004665 fatty acids Chemical class 0.000 abstract 1
- 239000011888 foil Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000005245 sintering Methods 0.000 abstract 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 239000010937 tungsten Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/08—Manufacture of mounts or stems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
- H01J19/50—Spacing members extending to the envelope
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/32—Seals for leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
- H01J2893/0005—Fixing of electrodes
- H01J2893/0008—Supply leads; Electrode supports via rigid connection to vessel
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE215012X | 1939-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB538197A true GB538197A (en) | 1941-07-24 |
Family
ID=5821754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1384/40A Expired GB538197A (en) | 1939-02-20 | 1940-01-23 | Process for the manufacture of frames for electric incandescent lamps with hard glass or quartz glass bulbs |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE437792A (enrdf_load_html_response) |
| CH (1) | CH215012A (enrdf_load_html_response) |
| ES (1) | ES147929A1 (enrdf_load_html_response) |
| FR (1) | FR863174A (enrdf_load_html_response) |
| GB (1) | GB538197A (enrdf_load_html_response) |
| IT (1) | IT380615A (enrdf_load_html_response) |
| NL (1) | NL53246C (enrdf_load_html_response) |
-
0
- NL NL53246D patent/NL53246C/xx active
- IT IT380615D patent/IT380615A/it unknown
- BE BE437792D patent/BE437792A/xx unknown
-
1940
- 1940-01-19 CH CH215012D patent/CH215012A/de unknown
- 1940-01-23 GB GB1384/40A patent/GB538197A/en not_active Expired
- 1940-01-31 FR FR863174D patent/FR863174A/fr not_active Expired
- 1940-02-03 ES ES0147929A patent/ES147929A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE437792A (enrdf_load_html_response) | |
| IT380615A (enrdf_load_html_response) | |
| FR863174A (fr) | 1941-03-25 |
| ES147929A1 (es) | 1941-10-01 |
| NL53246C (enrdf_load_html_response) | |
| CH215012A (de) | 1941-05-31 |
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