NL95320C - - Google Patents

Info

Publication number: NL95320C
Authority: NL; Netherlands

Application number

Priority date (The priority date 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 date listed.)

1957-10-04

Publication of NL95320C publication Critical patent/NL95320C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/16—Cathodes heated directly by an electric current characterised by the shape
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- 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

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Solid Thermionic Cathode (AREA)

NL95320D 1957-10-04 NL95320C (enrdf_load_html_response)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL221344		1957-10-04
NL225825		1958-03-13

Publications (1)

Publication Number	Publication Date
NL95320C true NL95320C (enrdf_load_html_response)

Family

ID=26641626

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL95320D NL95320C (enrdf_load_html_response)	1957-10-04

Country Status (7)

Country	Link
US (1)	US2949557A (enrdf_load_html_response)
BE (1)	BE571711A (enrdf_load_html_response)
CH (1)	CH366905A (enrdf_load_html_response)
DE (1)	DE1063718B (enrdf_load_html_response)
FR (1)	FR1204038A (enrdf_load_html_response)
GB (1)	GB829339A (enrdf_load_html_response)
NL (1)	NL95320C (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3318716A (en) *	1962-09-11	1967-05-09	Pennsalt Chemicals Corp	Foam reduction and coating
DE1169039B (de)	1959-09-03	1964-04-30	Ass Elect Ind	Indirekt geheizte Kathode mit einem isolierten, um einen federnd gespannten Draht gewickelten Heizdraht
NL272248A (enrdf_load_html_response) *	1960-12-15
DE1180468B (de) *	1961-04-21	1964-10-29	Siemens Elektrogeraete Gmbh	Garraum eines HF-Strahlungsherdes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2526054A (en) *	1940-03-13	1950-10-17	M O Valve Co Ltd	Electrode assembly for very highfrequency electron discharge devices
GB582162A (en) *	1940-03-13	1946-11-07	M O Valve Co Ltd	Improvements in thermionic valves adapted to operate at very high frequencies
BE518861A (enrdf_load_html_response) *	1952-04-01

0
- BE BE571711D patent/BE571711A/xx unknown
- NL NL95320D patent/NL95320C/xx active
1958
- 1958-09-30 DE DEN15644A patent/DE1063718B/de active Pending
- 1958-10-01 GB GB31349/58A patent/GB829339A/en not_active Expired
- 1958-10-01 CH CH6455758A patent/CH366905A/de unknown
- 1958-10-03 FR FR1204038D patent/FR1204038A/fr not_active Expired
- 1958-10-03 US US765254A patent/US2949557A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CH366905A (de)	1963-01-31
FR1204038A (fr)	1960-01-22
US2949557A (en)	1960-08-16
DE1063718B (de)	1959-08-20
GB829339A (en)	1960-03-02
BE571711A (enrdf_load_html_response)

Publication	Publication Date	Title
BE559788A (enrdf_load_html_response)	1958-02-03
BE563106A (enrdf_load_html_response)
BE563869A (enrdf_load_html_response)
BE573467A (enrdf_load_html_response)
BE557752A (enrdf_load_html_response)
BE573248A (enrdf_load_html_response)
NL95320C (enrdf_load_html_response)
BE573045A (enrdf_load_html_response)	1958-12-15
BE571639A (enrdf_load_html_response)
BE571126A (enrdf_load_html_response)
BE568888A (enrdf_load_html_response)
BE557407A (enrdf_load_html_response)
BE557151A (enrdf_load_html_response)
BE566568A (enrdf_load_html_response)
BE563941A (enrdf_load_html_response)
BE556888A (enrdf_load_html_response)
NL302890A (enrdf_load_html_response)
NL109113C (enrdf_load_html_response)
BE564670A (enrdf_load_html_response)
BE564394A (enrdf_load_html_response)
BE564375A (enrdf_load_html_response)
BE564359A (enrdf_load_html_response)	1960-06-17
BE564344A (enrdf_load_html_response)
BE564343A (enrdf_load_html_response)
BE564336A (enrdf_load_html_response)	1958-02-15