NL28352C - - Google Patents

Info

Publication number: NL28352C
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.)

1929-10-10

Publication of NL28352C publication Critical patent/NL28352C/xx

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/1209—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for converters using only discharge tubes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
- H01J40/02—Details
- H01J40/14—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Photometry And Measurement Of Optical Pulse Characteristics (AREA)

NL28352D 1929-10-10 NL28352C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEA59298D DE521998C (en)	1929-10-10	1929-10-10	Device for monitoring electrical systems that contain a metal vapor or gas charge vessel for returns

Publications (1)

Publication Number	Publication Date
NL28352C true NL28352C (en)

Family

ID=6941886

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL28352D NL28352C (en)	1929-10-10

Country Status (4)

Country	Link
AT (1)	AT129190B (en)
CH (1)	CH149223A (en)
DE (1)	DE521998C (en)
NL (1)	NL28352C (en)

0
- NL NL28352D patent/NL28352C/xx active
1929
- 1929-10-10 DE DEA59298D patent/DE521998C/en not_active Expired
1930
- 1930-07-12 CH CH149223D patent/CH149223A/en unknown
- 1930-10-10 AT AT129190D patent/AT129190B/en active

Also Published As

Publication number	Publication date
CH149223A (en)	1931-08-31
DE521998C (en)	1931-03-28
AT129190B (en)	1932-07-11

Publication	Publication Date	Title
BE357721A (en)	1929-02-28
FR34974E (en)	1929-10-30
FR34973E (en)	1929-10-30
FR34689E (en)	1929-09-19
FR34677E (en)	1929-09-19
FR34411E (en)	1929-06-18
BE358125A (en)
BE357547A (en)	1929-02-28
NL28786C (en)
NL28074C (en)
BE412095A (en)	1935-12-31
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BE362963A (en)
BE358652A (en)
BE358638A (en)
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BE358473A (en)
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