IT1047940B - Procedimento e dispositivo di misura per la rivelazione di danni in uno strato anticorrosivo di smalto - Google Patents

Procedimento e dispositivo di misura per la rivelazione di danni in uno strato anticorrosivo di smalto

Info

Publication number
IT1047940B
IT1047940B IT70533/73A IT7053373A IT1047940B IT 1047940 B IT1047940 B IT 1047940B IT 70533/73 A IT70533/73 A IT 70533/73A IT 7053373 A IT7053373 A IT 7053373A IT 1047940 B IT1047940 B IT 1047940B
Authority
IT
Italy
Prior art keywords
damages
procedure
detection
measuring device
enamel layer
Prior art date
Application number
IT70533/73A
Other languages
English (en)
Original Assignee
Pfaudler Werke Ag
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 Pfaudler Werke Ag filed Critical Pfaudler Werke Ag
Application granted granted Critical
Publication of IT1047940B publication Critical patent/IT1047940B/it

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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/20—Investigating the presence of flaws
    • G01N27/205—Investigating the presence of flaws in insulating materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
IT70533/73A 1972-12-05 1973-11-30 Procedimento e dispositivo di misura per la rivelazione di danni in uno strato anticorrosivo di smalto IT1047940B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2259492A DE2259492C3 (de) 1972-12-05 1972-12-05 Meßeinrichtung zur elektrischen Feststellung von Beschädigungen einer korrosionshindernden Emailschicht

Publications (1)

Publication Number Publication Date
IT1047940B true IT1047940B (it) 1980-10-20

Family

ID=5863578

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70533/73A IT1047940B (it) 1972-12-05 1973-11-30 Procedimento e dispositivo di misura per la rivelazione di danni in uno strato anticorrosivo di smalto

Country Status (7)

Country Link
US (1) US3863146A (it)
CA (1) CA995755A (it)
CH (1) CH551624A (it)
DE (1) DE2259492C3 (it)
FR (1) FR2209456A6 (it)
GB (1) GB1408850A (it)
IT (1) IT1047940B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4161689A (en) * 1977-08-01 1979-07-17 DeDietrich (USA), Inc. Method and apparatus for repairing protectively lined reactor vessels
US4200834A (en) * 1978-07-12 1980-04-29 Sybron Corporation Combination process sensor
US4206407A (en) * 1978-08-30 1980-06-03 American Can Company Continuity tester for container linings
US4240878A (en) * 1979-11-02 1980-12-23 Sybron Corporation Method of forming a platinum layer on tantalum
US4725785A (en) * 1985-12-17 1988-02-16 Southwest Research Institute Directional potential analyzer method and apparatus for detecting and locating leaks in geomembrane liners
DE3900942C2 (de) * 1989-01-14 1997-05-07 Dechema Mehrfachsensorik
US5378991A (en) * 1992-05-27 1995-01-03 Anderson; Thomas F. Detecting degradation of non-conductive inert wall layers in fluid containers
CN104698318B (zh) * 2015-03-18 2017-09-01 国家电网公司 电热锅炉转移电力负荷的测算方法及***
CN109488889B (zh) * 2018-11-09 2023-05-12 上海金艺检测技术有限公司 在役金属管道绝缘内衬层状况的在线检测方法
CN110596204A (zh) * 2019-09-18 2019-12-20 岭澳核电有限公司 一种核电站管道内衬胶层破损情况检测方法和***
CN114152648B (zh) * 2021-12-15 2022-09-09 无锡市智控科技有限公司 一种搪玻璃在线破损检测装置及其检测方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3210655A (en) * 1960-08-29 1965-10-05 Continental Oil Co Electrolyte method and apparatus for detecting holidays in the internal coatings of pipes
US3551801A (en) * 1967-03-27 1970-12-29 American Mach & Foundry Method and apparatus utilizing an electrolyte for detecting holidays in metallic coating on pipe
CH501224A (de) * 1968-01-24 1970-12-31 Pfaudler Werke Ag Verfahren zur elektrischen Feststellung von Beschädigungen einer Emailschicht eines emaillierten Apparats

Also Published As

Publication number Publication date
CA995755A (en) 1976-08-24
CH551624A (de) 1974-07-15
FR2209456A6 (it) 1974-06-28
DE2259492B2 (de) 1977-01-20
US3863146A (en) 1975-01-28
DE2259492A1 (de) 1974-06-27
DE2259492C3 (de) 1980-03-06
GB1408850A (en) 1975-10-08

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