GB1394370A - Electrodes - Google Patents
ElectrodesInfo
- Publication number
- GB1394370A GB1394370A GB2559472A GB2559472A GB1394370A GB 1394370 A GB1394370 A GB 1394370A GB 2559472 A GB2559472 A GB 2559472A GB 2559472 A GB2559472 A GB 2559472A GB 1394370 A GB1394370 A GB 1394370A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cathode
- cathodes
- electron
- enclosure
- june
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 239000012494 Quartz wool Substances 0.000 abstract 1
- 239000010425 asbestos Substances 0.000 abstract 1
- 239000010406 cathode material Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 229910052754 neon Inorganic materials 0.000 abstract 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 abstract 1
- 239000000123 paper Substances 0.000 abstract 1
- 229910052895 riebeckite Inorganic materials 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
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/022—Manufacture of electrodes or electrode systems of cold cathodes
-
- 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
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
- H01J9/042—Manufacture, activation of the emissive part
- H01J9/045—Activation of assembled cathode
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Discharge Lamp (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15031071A | 1971-06-07 | 1971-06-07 | |
| US20039871A | 1971-11-19 | 1971-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1394370A true GB1394370A (en) | 1975-05-14 |
Family
ID=26847526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2559472A Expired GB1394370A (en) | 1971-06-07 | 1972-06-01 | Electrodes |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE784489A (https=) |
| CA (1) | CA958068A (https=) |
| DE (1) | DE2226433A1 (https=) |
| FR (1) | FR2140518B1 (https=) |
| GB (1) | GB1394370A (https=) |
| NL (1) | NL7207673A (https=) |
-
1972
- 1972-05-31 DE DE19722226433 patent/DE2226433A1/de active Pending
- 1972-06-01 GB GB2559472A patent/GB1394370A/en not_active Expired
- 1972-06-06 CA CA144,018A patent/CA958068A/en not_active Expired
- 1972-06-06 NL NL7207673A patent/NL7207673A/xx unknown
- 1972-06-07 FR FR7220444A patent/FR2140518B1/fr not_active Expired
- 1972-06-07 BE BE784489A patent/BE784489A/nl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA958068A (en) | 1974-11-19 |
| FR2140518A1 (https=) | 1973-01-19 |
| BE784489A (nl) | 1972-12-07 |
| FR2140518B1 (https=) | 1978-03-03 |
| DE2226433A1 (de) | 1972-12-28 |
| NL7207673A (https=) | 1972-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |