NL52142C - - Google Patents
Info
- Publication number
- NL52142C NL52142C NL52142DA NL52142C NL 52142 C NL52142 C NL 52142C NL 52142D A NL52142D A NL 52142DA NL 52142 C NL52142 C NL 52142C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
- H01J7/183—Composition or manufacture of getters
-
- 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
- H01J9/38—Exhausting, degassing, filling, or cleaning vessels
- H01J9/395—Filling vessels
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL645150X | 1939-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL52142C true NL52142C (en) |
Family
ID=19791904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL52142D NL52142C (en) | 1939-05-27 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR868299A (en) |
| GB (1) | GB645150A (en) |
| NL (1) | NL52142C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2601974A (en) * | 1939-12-09 | 1952-07-01 | Separator Ab | Plate heat exchanger |
-
0
- NL NL52142D patent/NL52142C/xx active
-
1940
- 1940-12-21 FR FR868299D patent/FR868299A/en not_active Expired
-
1947
- 1947-12-31 GB GB35178/47A patent/GB645150A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2601974A (en) * | 1939-12-09 | 1952-07-01 | Separator Ab | Plate heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| FR868299A (en) | 1941-12-26 |
| GB645150A (en) | 1950-10-25 |