NL95838C - - Google Patents

Info

Publication number: NL95838C
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.)

1952-04-24

Publication of NL95838C publication Critical patent/NL95838C/xx

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
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
- H01J9/042—Manufacture, activation of the emissive part

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Discharge Lamp (AREA)

NL95838D 1952-04-24 NL95838C (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
HU323452X		1952-04-24

Publications (1)

Publication Number	Publication Date
NL95838C true NL95838C (xx)

Family

ID=10978777

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL95838D NL95838C (xx)	1952-04-24

Country Status (3)

Country	Link
CH (1)	CH323452A (xx)
DE (1)	DE1021482B (xx)
NL (1)	NL95838C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5847498A (en) *	1994-12-23	1998-12-08	Philips Electronics North America Corporation	Multiple layer composite electrodes for discharge lamps
DE19957420A1 (de)	1999-11-29	2001-05-31	Philips Corp Intellectual Pty	Gasentladungslampe mit Oxidemitter-Elektrode

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB182817A (en) *	1921-07-11	1923-08-09	Drahtlose Telegraphie Gmbh	Improvements in the cathodes of electric discharge tubes
DE597580C (de) *	1928-05-01	1934-05-26	Osram G M B H Komm Ges	Elektrische Leucht- oder Ultraviolett-Bestrahlungsroehre
DE540618C (de) *	1928-06-09	1932-04-26	Telefunken Gmbh	Verfahren zur Herstellung von Gluehkathoden
DE696506C (de) *	1930-12-07	1940-09-23	Osram G M B H Komm Ges	Elektrische Hochdruckentladungsroehre fuer Beleuchnd Zusatz eines verdampfbaren Metalls
DE860384C (de) *	1943-12-16	1952-12-22	Patra Patent Treuhand	Gluehelektrode fuer elektrische Gasentladungsroehren, insbesondere elektrische Leuchtroehren
BE482916A (xx) *	1947-06-05
US2547869A (en) *	1947-10-31	1951-04-03	Sylvania Electric Prod	Fluorescent lamp electrode

0
- NL NL95838D patent/NL95838C/xx active
1953
- 1953-04-18 CH CH323452D patent/CH323452A/de unknown
- 1953-04-21 DE DEE7086A patent/DE1021482B/de active Pending

Also Published As

Publication number	Publication date
DE1021482B (de)	1957-12-27
CH323452A (de)	1957-07-31

Publication	Publication Date	Title
IT512833A (xx)
FR1086547A (xx)	1955-02-14
FR1011099A (xx)	1952-06-27
FR56448E (xx)	1952-10-07
FR1006861A (xx)	1952-05-06
JPS324232Y1 (xx)	1957-05-25
JPS291743B1 (xx)	1954-04-02
FR999278A (xx)	1952-01-29
FR1005044A (xx)	1952-04-09
FR55302E (xx)	1952-01-04
FR999108A (xx)	1952-01-25
BE524331A (xx)
BE524523A (xx)
BE521692A (xx)
BE519917A (xx)
BE520164A (xx)
BE517162A (xx)
BE518075A (xx)
BE520983A (xx)
BE516736A (xx)
BE516733A (xx)	1954-11-12
BE558777A (xx)
BE525006A (xx)
BE523938A (xx)
BE517371A (xx)