ATA465877A - CIRCUIT TO REDUCE THE CURRENT CURRENT INFLUENCE OF METAL CONSTRUCTIONS AND SENSORS FOR SUCH A CIRCUIT - Google Patents

CIRCUIT TO REDUCE THE CURRENT CURRENT INFLUENCE OF METAL CONSTRUCTIONS AND SENSORS FOR SUCH A CIRCUIT

Info

Publication number
ATA465877A
ATA465877A AT465877A AT465877A ATA465877A AT A465877 A ATA465877 A AT A465877A AT 465877 A AT465877 A AT 465877A AT 465877 A AT465877 A AT 465877A AT A465877 A ATA465877 A AT A465877A
Authority
AT
Austria
Prior art keywords
circuit
current
sensors
reduce
influence
Prior art date
Application number
AT465877A
Other languages
German (de)
Other versions
AT362837B (en
Original Assignee
Chemoprojekt Projektova Inzeny
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
Priority claimed from CS7600004354A external-priority patent/CS184612B1/en
Priority claimed from CS7600006147A external-priority patent/CS182743B1/en
Priority claimed from CS680476A external-priority patent/CS181347B1/en
Priority claimed from CS885076A external-priority patent/CS183993B1/en
Application filed by Chemoprojekt Projektova Inzeny filed Critical Chemoprojekt Projektova Inzeny
Publication of ATA465877A publication Critical patent/ATA465877A/en
Application granted granted Critical
Publication of AT362837B publication Critical patent/AT362837B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/04—Controlling or regulating desired parameters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
    • G01N17/02—Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Metallurgy (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Materials Engineering (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Prevention Of Electric Corrosion (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
AT0465877A 1976-07-01 1977-06-30 CIRCUIT TO REDUCE THE INTERFERENCE OF CURRENT CURRENTS FROM METAL CONSTRUCTIONS AND SENSORS FOR SUCH A CIRCUIT AT362837B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CS7600004354A CS184612B1 (en) 1976-07-01 1976-07-01 Portable sensor for the degree corrosion measuring and electrochemical prevention of isolated structure placed in the electrolyte in the electric field
CS7600006147A CS182743B1 (en) 1976-09-22 1976-09-22 Method for removal or decrease of interference at metal constructions buried in electrolyte in etraneous direct current field and connexion for making the said method
CS680476A CS181347B1 (en) 1976-10-21 1976-10-21 Device for measuring of polarisation potential of bare metal construction buried in electrolyte in current field
CS885076A CS183993B1 (en) 1976-12-30 1976-12-30 Device for measuring break potential of metal structures which are proveded with insulating coat and are placed in electrolyte in electric field

Publications (2)

Publication Number Publication Date
ATA465877A true ATA465877A (en) 1980-11-15
AT362837B AT362837B (en) 1981-06-25

Family

ID=27430114

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0465877A AT362837B (en) 1976-07-01 1977-06-30 CIRCUIT TO REDUCE THE INTERFERENCE OF CURRENT CURRENTS FROM METAL CONSTRUCTIONS AND SENSORS FOR SUCH A CIRCUIT

Country Status (5)

Country Link
AT (1) AT362837B (en)
CA (1) CA1100437A (en)
DD (1) DD131186A5 (en)
DE (1) DE2729902A1 (en)
FR (1) FR2356741A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656426B1 (en) * 1989-12-27 1992-04-30 Gaz De France METHOD AND DEVICE FOR DETERMINING INTERACTIONS DUE TO DIRECT CURRENTS ON NEARBY METAL STRUCTURES.
FR2917546B1 (en) * 2007-06-18 2010-03-12 Transport Petrol Par Pipeline METHOD AND DEVICE FOR PROTECTION OF VAGABOND CURRENT DRIVING

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947679A (en) * 1956-12-24 1960-08-02 Pure Oil Co Corrosion rate sensing assembly
US2943027A (en) * 1957-10-09 1960-06-28 Pure Oil Co Method and apparatus for determining current density
DE2241648A1 (en) * 1972-08-24 1974-03-21 Battelle Institut E V Cathodic protection potential measuring device - comprises steel insert tube fitted with measuring cathode and reference anode
DE2361547A1 (en) * 1973-12-11 1975-06-19 Karl Heinz Ortmann Cathodic protection of buried metal objects - using periodic switch-off potential for adjusting protective current
CS199051B1 (en) * 1975-04-28 1980-07-31 Josef Polak Method of polarizing potential measuring of constructions from carbon steel placed in electrolyte in electric current field and device for making this method

Also Published As

Publication number Publication date
FR2356741A1 (en) 1978-01-27
DE2729902A1 (en) 1978-01-05
DD131186A5 (en) 1978-06-07
CA1100437A (en) 1981-05-05
FR2356741B1 (en) 1983-01-21
AT362837B (en) 1981-06-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee