NL290181A - - Google Patents

Info

Publication number
NL290181A
NL290181A NL290181DA NL290181A NL 290181 A NL290181 A NL 290181A NL 290181D A NL290181D A NL 290181DA NL 290181 A NL290181 A NL 290181A
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.)
Publication of NL290181A publication Critical patent/NL290181A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G19/00—Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
    • C10G19/08—Recovery of used refining agents
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Interface Circuits In Exchanges (AREA)
NL290181D 1962-03-22 NL290181A (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US181699A US3204042A (en) 1962-03-22 1962-03-22 Discriminator and pulse forming circuit

Publications (1)

Publication Number Publication Date
NL290181A true NL290181A (no)

Family

ID=22665406

Family Applications (2)

Application Number Title Priority Date Filing Date
NL290181D NL290181A (no) 1962-03-22
NL63290181A NL142041B (nl) 1962-03-22 1963-03-14 Telefoonstelsel met een discriminator en pulsvormingsketen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL63290181A NL142041B (nl) 1962-03-22 1963-03-14 Telefoonstelsel met een discriminator en pulsvormingsketen.

Country Status (4)

Country Link
US (1) US3204042A (no)
CH (1) CH414736A (no)
GB (1) GB978369A (no)
NL (2) NL142041B (no)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2299822A (en) * 1940-04-05 1942-10-27 Bell Telephone Labor Inc Signaling system
US2552013A (en) * 1947-04-22 1951-05-08 Gen Railway Signal Co Pulse duration discriminator
US2503371A (en) * 1949-02-21 1950-04-11 Bell Telephone Labor Inc Selective signaling system
US2912579A (en) * 1955-12-09 1959-11-10 Itt Pulse width and repetition rate discriminator
DE1063640B (de) * 1956-11-03 1959-08-20 Philips Nv Impuls-Selektionsschaltung mit einem Transistor
US2978615A (en) * 1957-05-01 1961-04-04 Hughes Aircraft Co Electric trigger circuits
FR1228597A (no) * 1958-07-03 1960-08-31
US3122650A (en) * 1960-11-07 1964-02-25 Sylvania Electric Prod Sense winding amplification and discrimination circuits
USRE26227E (en) * 1961-01-30 1967-06-27 Electronic switching system and line circuit therefor

Also Published As

Publication number Publication date
CH414736A (de) 1966-06-15
US3204042A (en) 1965-08-31
GB978369A (en) 1964-12-23
NL142041B (nl) 1974-04-16

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