GB697638A - Improvements in or relating to methods of and devices for providing electric lamp bulbs with an inner layer of very small light-diffusing particles - Google Patents
Improvements in or relating to methods of and devices for providing electric lamp bulbs with an inner layer of very small light-diffusing particlesInfo
- Publication number
- GB697638A GB697638A GB5911/51A GB591151A GB697638A GB 697638 A GB697638 A GB 697638A GB 5911/51 A GB5911/51 A GB 5911/51A GB 591151 A GB591151 A GB 591151A GB 697638 A GB697638 A GB 697638A
- Authority
- GB
- United Kingdom
- Prior art keywords
- bulbs
- burners
- series
- electric lamp
- devices
- 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
- 239000002245 particle Substances 0.000 title abstract 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000000977 initiatory effect Effects 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 239000000779 smoke Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Glass Melting And Manufacturing (AREA)
- Surface Treatment Of Glass (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL289532X | 1950-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB697638A true GB697638A (en) | 1953-09-23 |
Family
ID=19782678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5911/51A Expired GB697638A (en) | 1950-03-15 | 1951-03-12 | Improvements in or relating to methods of and devices for providing electric lamp bulbs with an inner layer of very small light-diffusing particles |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2698257A (en:Method) |
| BE (1) | BE501846A (en:Method) |
| CH (1) | CH289532A (en:Method) |
| DE (1) | DE851092C (en:Method) |
| FR (1) | FR1033920A (en:Method) |
| GB (1) | GB697638A (en:Method) |
| NL (1) | NL78892C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3074817A (en) * | 1957-04-26 | 1963-01-22 | Int Resistance Co | Pyrolytically decomposed resistor consisting of the elements carbon, oxygen and silicon |
| US2967113A (en) * | 1957-11-18 | 1961-01-03 | Gen Electric | Coating method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2160714A (en) * | 1932-07-20 | 1939-05-30 | Hygrade Sylvania Corp | Apparatus for interiorly coating lamps, tubes, and the like |
| US2046360A (en) * | 1934-11-16 | 1936-07-07 | Westinghouse Lamp Co | Bulb coating machine |
| US2164332A (en) * | 1937-08-18 | 1939-07-04 | Birdseye Electric Company | Apparatus for applying mirror surfaces to the interior of lamp bulbs |
| US2356136A (en) * | 1941-07-05 | 1944-08-22 | Libbey Owens Ford Glass Co | Apparatus for handling mirrors during processing |
| US2545896A (en) * | 1947-02-15 | 1951-03-20 | Gen Electric | Electric lamp, light diffusing coating therefor and method of manufacture |
-
0
- NL NL78892D patent/NL78892C/xx active
- BE BE501846D patent/BE501846A/xx unknown
-
1951
- 1951-02-10 US US210300A patent/US2698257A/en not_active Expired - Lifetime
- 1951-03-11 DE DEN3598A patent/DE851092C/de not_active Expired
- 1951-03-12 GB GB5911/51A patent/GB697638A/en not_active Expired
- 1951-03-13 FR FR1033920D patent/FR1033920A/fr not_active Expired
- 1951-03-13 CH CH289532D patent/CH289532A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH289532A (de) | 1953-03-15 |
| NL78892C (en:Method) | |
| DE851092C (de) | 1952-10-02 |
| BE501846A (en:Method) | |
| FR1033920A (fr) | 1953-07-16 |
| US2698257A (en) | 1954-12-28 |
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