IT942267B - Metodi di anodizzazione di disposi tivi a pellicola sottile - Google Patents

Metodi di anodizzazione di disposi tivi a pellicola sottile

Info

Publication number
IT942267B
IT942267B IT197153862A IT5386271A IT942267B IT 942267 B IT942267 B IT 942267B IT 197153862 A IT197153862 A IT 197153862A IT 5386271 A IT5386271 A IT 5386271A IT 942267 B IT942267 B IT 942267B
Authority
IT
Italy
Prior art keywords
anodising
thin
methods
film devices
film
Prior art date
Application number
IT197153862A
Other languages
English (en)
Italian (it)
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 IT942267B publication Critical patent/IT942267B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
    • H01C17/26—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material
    • H01C17/262—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material by electrolytic treatment, e.g. anodic oxydation
    • 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
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N97/00—Electric solid-state thin-film or thick-film devices, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Cold Cathode And The Manufacture (AREA)
IT197153862A 1970-11-06 1971-11-03 Metodi di anodizzazione di disposi tivi a pellicola sottile IT942267B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8737070A 1970-11-06 1970-11-06

Publications (1)

Publication Number Publication Date
IT942267B true IT942267B (it) 1973-03-20

Family

ID=22204779

Family Applications (1)

Application Number Title Priority Date Filing Date
IT197153862A IT942267B (it) 1970-11-06 1971-11-03 Metodi di anodizzazione di disposi tivi a pellicola sottile

Country Status (9)

Country Link
US (1) US3635802A (fr)
BE (1) BE774895A (fr)
CA (1) CA928433A (fr)
DE (1) DE2155220A1 (fr)
FR (1) FR2112510B1 (fr)
GB (1) GB1363528A (fr)
IT (1) IT942267B (fr)
NL (1) NL7115203A (fr)
SE (1) SE393133B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017302B1 (fr) * 1971-05-13 1975-06-19
US3956081A (en) * 1973-04-09 1976-05-11 General Radio Method of high speed resistor trimming
DE3004149A1 (de) * 1980-02-05 1981-08-13 Siemens AG, 1000 Berlin und 8000 München Verfahren zur reproduzierbaren herstellung metallischer schichten
US6730984B1 (en) * 2000-11-14 2004-05-04 International Business Machines Corporation Increasing an electrical resistance of a resistor by oxidation or nitridization
DE10214618B4 (de) * 2002-04-03 2007-07-12 Robert Bosch Gmbh Verfahren zum Bearbeiten von Werkstücken mittels eines Bearbeitungsverfahrens, insbesondere des elektrochemischen Bearbeitungsverfahrens
CN111863365B (zh) * 2019-04-28 2022-04-26 深圳市杰普特光电股份有限公司 调阻机及其调阻方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2920018A (en) * 1957-04-22 1960-01-05 Electro Chem Mfg Co Inc Anodizing process and system
US3520783A (en) * 1967-02-10 1970-07-14 Northern Electric Co Method of adjusting a resistor by anodizing

Also Published As

Publication number Publication date
DE2155220A1 (de) 1972-05-10
FR2112510B1 (fr) 1974-08-19
BE774895A (fr) 1972-03-01
SE393133B (sv) 1977-05-02
GB1363528A (en) 1974-08-14
FR2112510A1 (fr) 1972-06-16
NL7115203A (fr) 1972-05-09
CA928433A (en) 1973-06-12
US3635802A (en) 1972-01-18

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