NL245250A - - Google Patents

Info

Publication number
NL245250A
NL245250A NL245250DA NL245250A NL 245250 A NL245250 A NL 245250A NL 245250D A NL245250D A NL 245250DA NL 245250 A NL245250 A NL 245250A
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 NL245250A publication Critical patent/NL245250A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D407/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00
    • C07D407/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00 containing three or more hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
    • C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
    • C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
    • C07D235/20—Two benzimidazolyl-2 radicals linked together directly or via a hydrocarbon or substituted hydrocarbon radical
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/563—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices including two stages of regulation at least one of which is output level responsive, e.g. coarse and fine regulation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
NL245250D 1958-11-12 NL245250A (e)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH6605858A CH370790A (de) 1958-11-12 1958-11-12 Verfahren zur Herstellung von Furanderivaten

Publications (1)

Publication Number Publication Date
NL245250A true NL245250A (e)

Family

ID=4526861

Family Applications (2)

Application Number Title Priority Date Filing Date
NL127241D NL127241C (e) 1958-11-12
NL245250D NL245250A (e) 1958-11-12

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL127241D NL127241C (e) 1958-11-12

Country Status (6)

Country Link
US (1) US3010967A (e)
CH (1) CH370790A (e)
DE (1) DE1147232B (e)
FR (1) FR1243064A (e)
GB (2) GB897095A (e)
NL (2) NL245250A (e)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL134833C (e) * 1960-08-11
BE623029A (e) * 1961-09-29
US3273042A (en) * 1962-08-09 1966-09-13 Esterline Angus Instr Company Dual output power supply for transistor circuits
CH420046A (de) * 1964-09-14 1967-03-15 Ciba Geigy Verwendung von neuen 4-Azolyl-4'-oxdiazolyl-stilbenen als optische Aufhellmittel für textile organische Materialien
GB1165138A (en) * 1966-05-04 1969-09-24 Fisons Pest Control Ltd Synthesis of Fluorinated Benzimidazoles and Imidazopyridines
US3971731A (en) * 1973-02-09 1976-07-27 Bayer Aktiengesellschaft Benzodifuran compounds
CH616422A5 (e) * 1974-05-23 1980-03-31 Sandoz Ag
US4513137A (en) * 1981-04-09 1985-04-23 The University Of Akron Iodonium salts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899440A (en) * 1959-08-11 Process for the manufacture of
DE883286C (de) * 1942-12-23 1953-07-16 Ciba Geigy Verfahren zur Herstellung von Diimidazolen
FR1175332A (fr) * 1956-05-18 1959-03-24 Ciba Geigy Procédé de préparation de dérivés diimidazoliques
BE559680A (e) * 1956-07-31

Also Published As

Publication number Publication date
DE1147232B (de) 1963-04-18
US3010967A (en) 1961-11-28
NL127241C (e)
FR1243064A (fr) 1960-10-07
GB879095A (en) 1961-10-04
CH370790A (de) 1963-07-31
GB897095A (en) 1962-05-23

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