PT90441A - Processo para a identificacao de ligas de aluminio por via electroquimica - Google Patents

Processo para a identificacao de ligas de aluminio por via electroquimica

Info

Publication number
PT90441A
PT90441A PT90441A PT9044189A PT90441A PT 90441 A PT90441 A PT 90441A PT 90441 A PT90441 A PT 90441A PT 9044189 A PT9044189 A PT 9044189A PT 90441 A PT90441 A PT 90441A
Authority
PT
Portugal
Prior art keywords
electro
identification
chemical
aluminum alloys
alloys
Prior art date
Application number
PT90441A
Other languages
English (en)
Other versions
PT90441B (pt
Inventor
Christophe Bommier
Philippe Gimenez
Jean-Claude Kucza
Jacques Rabiet
Original Assignee
Pechiney Ugine Kuhlmann
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 Pechiney Ugine Kuhlmann filed Critical Pechiney Ugine Kuhlmann
Publication of PT90441A publication Critical patent/PT90441A/pt
Publication of PT90441B publication Critical patent/PT90441B/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/4161—Systems measuring the voltage and using a constant current supply, e.g. chronopotentiometry

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
PT90441A 1988-05-03 1989-05-02 Processo para a identificacao de ligas de aluminio por via electroquimica PT90441B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8806431A FR2631123B1 (fr) 1988-05-03 1988-05-03 Procede d'identification d'alliages d'al par une voie electrochimique

Publications (2)

Publication Number Publication Date
PT90441A true PT90441A (pt) 1989-11-30
PT90441B PT90441B (pt) 1994-09-30

Family

ID=9366264

Family Applications (1)

Application Number Title Priority Date Filing Date
PT90441A PT90441B (pt) 1988-05-03 1989-05-02 Processo para a identificacao de ligas de aluminio por via electroquimica

Country Status (8)

Country Link
US (1) US4898646A (pt)
EP (1) EP0341169A3 (pt)
DK (1) DK213689A (pt)
FI (1) FI892104A (pt)
FR (1) FR2631123B1 (pt)
IS (1) IS1482B (pt)
NO (1) NO891814L (pt)
PT (1) PT90441B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2501003C1 (ru) * 2012-06-22 2013-12-10 Анатолий Иванович Мамаев Способ идентификации металлов и сплавов и устройство для его осуществления

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2531747A (en) * 1947-06-12 1950-11-28 Robert F Stearn Metal identifier
US3428532A (en) * 1964-02-06 1969-02-18 Continental Oil Co Method for identifying metals and alloys
GB2092304B (en) * 1981-01-27 1984-09-05 Helmut Fischer Gmbh & Co A device for measuring the thickness of a metal deposition layer
US4515643A (en) * 1982-10-22 1985-05-07 Henkel Kommanditgesellschaft Auf Aktien Method for determining and adjusting the potency and effectiveness of a metal phosphate conversion coating process
IT1176239B (it) * 1984-06-01 1987-08-18 Cise Spa Apparecchiatura per la misura grado di sensibilizzazione di manufatti metallici
US4629536A (en) * 1985-03-12 1986-12-16 Energy Conversion Devices, Inc. Multilayer depth profile method

Also Published As

Publication number Publication date
IS1482B (is) 1992-06-30
EP0341169A2 (fr) 1989-11-08
US4898646A (en) 1990-02-06
PT90441B (pt) 1994-09-30
FR2631123A1 (fr) 1989-11-10
FR2631123B1 (fr) 1992-01-10
DK213689A (da) 1989-11-04
FI892104A0 (fi) 1989-05-02
EP0341169A3 (fr) 1991-09-04
FI892104A (fi) 1989-11-04
IS3463A7 (is) 1989-11-04
DK213689D0 (da) 1989-05-02
NO891814L (no) 1989-11-06
NO891814D0 (no) 1989-05-02

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19940316

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19950930