[go: up one dir, main page]

FR910036A - Process of double attack of aluminum by means of electrolysis to increase its capacitive surface, with simultaneous formation of the anode at low and high voltage, in the manufacture of electrolytic or electrochemical capacitors - Google Patents

Process of double attack of aluminum by means of electrolysis to increase its capacitive surface, with simultaneous formation of the anode at low and high voltage, in the manufacture of electrolytic or electrochemical capacitors

Info

Publication number
FR910036A
FR910036A FR910036DA FR910036A FR 910036 A FR910036 A FR 910036A FR 910036D A FR910036D A FR 910036DA FR 910036 A FR910036 A FR 910036A
Authority
FR
France
Prior art keywords
electrolysis
electrolytic
anode
aluminum
manufacture
Prior art date
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
Other languages
French (fr)
Inventor
Michel Liberovic
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 filed Critical
Application granted granted Critical
Publication of FR910036A publication Critical patent/FR910036A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/055—Etched foil electrodes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/02—Etching
    • C25F3/04—Etching of light metals

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
FR910036D 1945-03-30 1945-03-30 Process of double attack of aluminum by means of electrolysis to increase its capacitive surface, with simultaneous formation of the anode at low and high voltage, in the manufacture of electrolytic or electrochemical capacitors Expired FR910036A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR910036T 1945-03-30

Publications (1)

Publication Number Publication Date
FR910036A true FR910036A (en) 1946-05-24

Family

ID=9408666

Family Applications (1)

Application Number Title Priority Date Filing Date
FR910036D Expired FR910036A (en) 1945-03-30 1945-03-30 Process of double attack of aluminum by means of electrolysis to increase its capacitive surface, with simultaneous formation of the anode at low and high voltage, in the manufacture of electrolytic or electrochemical capacitors

Country Status (1)

Country Link
FR (1) FR910036A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2755237A (en) * 1951-07-25 1956-07-17 Sprague Electric Co Electrolytically etched condenser electrode
DE1017706B (en) * 1954-11-24 1957-10-17 Philips Patentverwaltung Continuous forming device for the production of anode foils for electrolytic capacitors
DE1122177B (en) * 1954-07-09 1962-01-18 Siemens Ag Process for the production of roughened electrodes, in particular aluminum electrodes for electrolytic capacitors
DE1188723B (en) * 1956-11-30 1965-03-11 Aluminium Walzwerke Singen Process for forming roughened aluminum foil intended for electrolytic capacitors
DE1194059B (en) * 1952-09-22 1965-06-03 Siemens Ag Process for enlarging the surface of valve metal, in particular aluminum electrodes for electrolytic capacitors and equipment for its implementation
FR2539147A1 (en) * 1983-01-06 1984-07-13 Suzuoka Electric Appliances Process for electrochemical etching of an aluminium sheet intended for the manufacture of electrolytic capacitors

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2755237A (en) * 1951-07-25 1956-07-17 Sprague Electric Co Electrolytically etched condenser electrode
DE1194059B (en) * 1952-09-22 1965-06-03 Siemens Ag Process for enlarging the surface of valve metal, in particular aluminum electrodes for electrolytic capacitors and equipment for its implementation
DE1122177B (en) * 1954-07-09 1962-01-18 Siemens Ag Process for the production of roughened electrodes, in particular aluminum electrodes for electrolytic capacitors
DE1017706B (en) * 1954-11-24 1957-10-17 Philips Patentverwaltung Continuous forming device for the production of anode foils for electrolytic capacitors
DE1188723B (en) * 1956-11-30 1965-03-11 Aluminium Walzwerke Singen Process for forming roughened aluminum foil intended for electrolytic capacitors
FR2539147A1 (en) * 1983-01-06 1984-07-13 Suzuoka Electric Appliances Process for electrochemical etching of an aluminium sheet intended for the manufacture of electrolytic capacitors

Similar Documents

Publication Publication Date Title
FR1508665A (en) Method of enlarging the effective area of electrodes or aluminum foils for electrolytic capacitors
FR910036A (en) Process of double attack of aluminum by means of electrolysis to increase its capacitive surface, with simultaneous formation of the anode at low and high voltage, in the manufacture of electrolytic or electrochemical capacitors
CH423270A (en) Tub for the production of aluminum by fused-salt electrolysis
FR776109A (en) Electrolytic cell with continuous anodes for aluminum production
FR933692A (en) Liquid electrode electrolytic cell
FR1195391A (en) Self-reconstituting anode for multiple cell furnaces for the electrolytic production of aluminum, and process for the electrolytic production of aluminum
CH281809A (en) Electrolysis cell for the electrolytic refining of aluminum.
FR1175278A (en) Preparation of electrodes for electrolysis of aqueous solutions by the mercury process
FR854921A (en) Process for increasing the active surface of aluminum electrodes for electolytic capacitors
FR924144A (en) Method of extraction by centrifugation of a liquid contained in a paste
GB657872A (en) Improvements in and relating to electrodes for electrolytic processes
FR836320A (en) Process for the manufacture of electrodes for electrolytic capacitors
FR1000938A (en) Process for the chemical brightening of aluminum and its alloys
FR857079A (en) Process for supplementing and correcting the electrolyte in aluminum refining by igneous electrolysis
FR921821A (en) Process for obtaining refined aluminum from waste aluminum alloys
CH287574A (en) Process for electrolytic enamelling of aluminum or its alloys.
CH295442A (en) Process for the manufacture of aluminum.
FR832744A (en) Anodes for the electrolytic establishment of zinc coatings
CH295652A (en) Method for electrolysis of saline solutions in an electrolytic cell of the horizontal type with mobile mercury cathode and electrolytic cell for carrying out this method.
FR935534A (en) Process of anodic oxidation of the surface of objects made of aluminum or aluminum alloys
FR951159A (en) Amalgam decomposer from electrolytic cells to obtain high concentration alkaline liquors
GB856927A (en) Improvements in or relating to electrolytic capacitors
FR972787A (en) Lead anodes for the electrolytic production of high purity zinc and other metals
FR1493186A (en) Process for the manufacture of porous electrodes repelling electrolyte, as well as products according to those obtained by the present process or similar process
AT181967B (en) Tub for the electrolytic refining of aluminum using the three-layer process