FR2376908B1 - - Google Patents

Info

Publication number
FR2376908B1
FR2376908B1 FR7700329A FR7700329A FR2376908B1 FR 2376908 B1 FR2376908 B1 FR 2376908B1 FR 7700329 A FR7700329 A FR 7700329A FR 7700329 A FR7700329 A FR 7700329A FR 2376908 B1 FR2376908 B1 FR 2376908B1
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
FR7700329A
Other versions
FR2376908A1 (fr
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT 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
Application filed by Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Priority to FR7700329A priority Critical patent/FR2376908A1/fr
Priority to NL7714173A priority patent/NL7714173A/xx
Priority to IT69972/77A priority patent/IT1091695B/it
Priority to DE19772758807 priority patent/DE2758807A1/de
Priority to GB7884A priority patent/GB1542226A/en
Priority to US05/866,714 priority patent/US4135990A/en
Publication of FR2376908A1 publication Critical patent/FR2376908A1/fr
Application granted granted Critical
Publication of FR2376908B1 publication Critical patent/FR2376908B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/0029—Processes of manufacture
    • H01G9/0032—Processes of manufacture formation of the dielectric layer
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/26—Anodisation of refractory metals or alloys based thereon
FR7700329A 1977-01-07 1977-01-07 Perfectionnement au traitement de surface des anodes de condensateurs au tantale Granted FR2376908A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7700329A FR2376908A1 (fr) 1977-01-07 1977-01-07 Perfectionnement au traitement de surface des anodes de condensateurs au tantale
NL7714173A NL7714173A (nl) 1977-01-07 1977-12-21 Werkwijze voor de anodische oxydatie van gefritte anoden.
IT69972/77A IT1091695B (it) 1977-01-07 1977-12-30 Procedimento per l ossidazione anodica di anodi sinterizzati per condensatori al tantalio
DE19772758807 DE2758807A1 (de) 1977-01-07 1977-12-30 Verfahren zur anodischen oxidation von tantalsinteranoden
GB7884A GB1542226A (en) 1977-01-07 1978-01-03 Surface treatment of tantalum anodes for electrolytic capacitors
US05/866,714 US4135990A (en) 1977-01-07 1978-01-03 Surface treatment of the anodes for tantalum capacitors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7700329A FR2376908A1 (fr) 1977-01-07 1977-01-07 Perfectionnement au traitement de surface des anodes de condensateurs au tantale

Publications (2)

Publication Number Publication Date
FR2376908A1 FR2376908A1 (fr) 1978-08-04
FR2376908B1 true FR2376908B1 (fr) 1980-03-14

Family

ID=9185226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700329A Granted FR2376908A1 (fr) 1977-01-07 1977-01-07 Perfectionnement au traitement de surface des anodes de condensateurs au tantale

Country Status (1)

Country Link
FR (1) FR2376908A1 (fr)

Also Published As

Publication number Publication date
FR2376908A1 (fr) 1978-08-04

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse