FR2254528A1 - - Google Patents
Info
- Publication number
- FR2254528A1 FR2254528A1 FR7440965A FR7440965A FR2254528A1 FR 2254528 A1 FR2254528 A1 FR 2254528A1 FR 7440965 A FR7440965 A FR 7440965A FR 7440965 A FR7440965 A FR 7440965A FR 2254528 A1 FR2254528 A1 FR 2254528A1
- Authority
- FR
- France
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/06—Re-forming tubes or rods by bending
- C03B23/065—Re-forming tubes or rods by bending in only one plane, e.g. for making circular neon tubes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7317073A NL7317073A (nl) | 1973-12-13 | 1973-12-13 | Werkwijze voor het vervaardigen van een buisvor- mig lampvat. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2254528A1 true FR2254528A1 (fr) | 1975-07-11 |
Family
ID=19820197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7440965A Pending FR2254528A1 (fr) | 1973-12-13 | 1974-12-12 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3958971A (fr) |
| JP (1) | JPS598938B2 (fr) |
| AR (1) | AR206135A1 (fr) |
| AU (1) | AU7627374A (fr) |
| BE (1) | BE823243A (fr) |
| CA (1) | CA1022340A (fr) |
| DE (1) | DE2456703A1 (fr) |
| ES (1) | ES432803A1 (fr) |
| FR (1) | FR2254528A1 (fr) |
| GB (1) | GB1430909A (fr) |
| IT (1) | IT1026954B (fr) |
| NL (1) | NL7317073A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5693247A (en) * | 1979-12-27 | 1981-07-28 | Toshiba Corp | Fabrication and device for circular fluorescent lamp |
| US5766295A (en) * | 1995-03-17 | 1998-06-16 | Matsushita Electronics Corporation | Method of manufacturing a spiral fluorescent tube |
| CN105097382A (zh) * | 2015-07-13 | 2015-11-25 | 张萍 | 一种玻璃灯管生产工艺 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2494871A (en) * | 1944-04-27 | 1950-01-17 | Gen Electric | Apparatus for bending glass tubes |
| US2494923A (en) * | 1948-09-03 | 1950-01-17 | Gen Electric | Method and apparatus for bending and exhausting tubular lamps |
| US3302803A (en) * | 1964-11-12 | 1967-02-07 | Owens Illinois Inc | Article handling and transfer device |
-
1973
- 1973-12-13 NL NL7317073A patent/NL7317073A/xx unknown
-
1974
- 1974-01-01 AR AR256622A patent/AR206135A1/es active
- 1974-11-21 US US05/525,935 patent/US3958971A/en not_active Expired - Lifetime
- 1974-11-30 DE DE19742456703 patent/DE2456703A1/de not_active Withdrawn
- 1974-12-09 CA CA215,507A patent/CA1022340A/fr not_active Expired
- 1974-12-10 GB GB5333474A patent/GB1430909A/en not_active Expired
- 1974-12-10 IT IT30393/74A patent/IT1026954B/it active
- 1974-12-10 JP JP49141243A patent/JPS598938B2/ja not_active Expired
- 1974-12-11 AU AU76273/74A patent/AU7627374A/en not_active Expired
- 1974-12-11 ES ES432803A patent/ES432803A1/es not_active Expired
- 1974-12-11 BE BE151413A patent/BE823243A/fr unknown
- 1974-12-12 FR FR7440965A patent/FR2254528A1/fr active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7317073A (nl) | 1975-06-17 |
| AR206135A1 (es) | 1976-06-30 |
| BE823243A (fr) | 1975-06-11 |
| CA1022340A (fr) | 1977-12-13 |
| DE2456703A1 (de) | 1975-06-19 |
| IT1026954B (it) | 1978-10-20 |
| US3958971A (en) | 1976-05-25 |
| GB1430909A (en) | 1976-04-07 |
| JPS5091182A (fr) | 1975-07-21 |
| ES432803A1 (es) | 1976-11-01 |
| AU7627374A (en) | 1976-06-17 |
| JPS598938B2 (ja) | 1984-02-28 |