FR2156463B1 - - Google Patents

Info

Publication number
FR2156463B1
FR2156463B1 FR7137793A FR7137793A FR2156463B1 FR 2156463 B1 FR2156463 B1 FR 2156463B1 FR 7137793 A FR7137793 A FR 7137793A FR 7137793 A FR7137793 A FR 7137793A FR 2156463 B1 FR2156463 B1 FR 2156463B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7137793A
Other languages
French (fr)
Other versions
FR2156463A1 (enExample
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jeumont Schneider SA
Original Assignee
Jeumont Schneider SA
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.)
Filing date
Publication date
Priority to BE790271D priority Critical patent/BE790271A/xx
Application filed by Jeumont Schneider SA filed Critical Jeumont Schneider SA
Priority to FR7137793A priority patent/FR2156463B1/fr
Priority to IT53340/72A priority patent/IT966313B/it
Priority to ES407578A priority patent/ES407578A1/es
Priority to GB4780872A priority patent/GB1395585A/en
Priority to DE2251078A priority patent/DE2251078A1/de
Priority to LU66318A priority patent/LU66318A1/xx
Priority to NL7214203A priority patent/NL7214203A/xx
Publication of FR2156463A1 publication Critical patent/FR2156463A1/fr
Application granted granted Critical
Publication of FR2156463B1 publication Critical patent/FR2156463B1/fr
Priority to US479475A priority patent/US3872324A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/29—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of hydroxy groups
    • C07C45/292—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of hydroxy groups with chromium derivatives
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Electronic Switches (AREA)
FR7137793A 1971-10-21 1971-10-21 Expired FR2156463B1 (enExample)

Priority Applications (9)

Application Number Priority Date Filing Date Title
BE790271D BE790271A (fr) 1971-10-21 Systeme logique pour scruter sequentiellement les etats d'un ensemble de contacts
FR7137793A FR2156463B1 (enExample) 1971-10-21 1971-10-21
IT53340/72A IT966313B (it) 1971-10-21 1972-10-12 Ale delle condizioni di un insieme di contatti
ES407578A ES407578A1 (es) 1971-10-21 1972-10-13 Un sistema logico para escrutar secuencialmente los estadoso posiciones de un conjunto de contactos.
GB4780872A GB1395585A (en) 1971-10-21 1972-10-17 Logic system for sequentially testing the states or positions of a system of contacts
DE2251078A DE2251078A1 (de) 1971-10-21 1972-10-18 Logisches system, um die zustaende einer anordnung von kontakten der reihe nach zu pruefen
LU66318A LU66318A1 (enExample) 1971-10-21 1972-10-19
NL7214203A NL7214203A (enExample) 1971-10-21 1972-10-20
US479475A US3872324A (en) 1971-10-21 1974-06-14 Logic system for sequentially testing the states of a system of contacts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7137793A FR2156463B1 (enExample) 1971-10-21 1971-10-21

Publications (2)

Publication Number Publication Date
FR2156463A1 FR2156463A1 (enExample) 1973-06-01
FR2156463B1 true FR2156463B1 (enExample) 1974-05-31

Family

ID=9084688

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7137793A Expired FR2156463B1 (enExample) 1971-10-21 1971-10-21

Country Status (8)

Country Link
BE (1) BE790271A (enExample)
DE (1) DE2251078A1 (enExample)
ES (1) ES407578A1 (enExample)
FR (1) FR2156463B1 (enExample)
GB (1) GB1395585A (enExample)
IT (1) IT966313B (enExample)
LU (1) LU66318A1 (enExample)
NL (1) NL7214203A (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3007761A (en) * 1961-11-07 humphrey
DE1128034B (de) * 1960-09-22 1962-04-19 Standard Elektrik Lorenz Ag Schaltungsanordnung zum Feststellen des von einem Bezugspotential abweichenden Potentials jedes Punktes einer Vielzahl mit Potential beaufschlagbarer Schaltungspunkte

Also Published As

Publication number Publication date
ES407578A1 (es) 1975-11-01
IT966313B (it) 1974-02-11
FR2156463A1 (enExample) 1973-06-01
BE790271A (fr) 1973-02-15
NL7214203A (enExample) 1973-04-25
LU66318A1 (enExample) 1973-01-23
GB1395585A (en) 1975-05-29
DE2251078A1 (de) 1973-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse