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FR939377A - Perfectionnements à la protection de structures métalliques souterraines - Google Patents

Perfectionnements à la protection de structures métalliques souterraines

Info

Publication number
FR939377A
FR939377A FR939377DA FR939377A FR 939377 A FR939377 A FR 939377A FR 939377D A FR939377D A FR 939377DA FR 939377 A FR939377 A FR 939377A
Authority
FR
France
Prior art keywords
protection
metal structures
underground metal
underground
structures
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
English (en)
Inventor
Walter Farrington Bonner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR939377A publication Critical patent/FR939377A/fr
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Prevention Of Electric Corrosion (AREA)
FR939377D 1945-08-13 1946-10-11 Perfectionnements à la protection de structures métalliques souterraines Expired FR939377A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US610643A US2483397A (en) 1945-08-13 1945-08-13 Cathodic protection system

Publications (1)

Publication Number Publication Date
FR939377A true FR939377A (fr) 1948-11-12

Family

ID=24445861

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939377D Expired FR939377A (fr) 1945-08-13 1946-10-11 Perfectionnements à la protection de structures métalliques souterraines

Country Status (4)

Country Link
US (1) US2483397A (fr)
CH (1) CH275450A (fr)
FR (1) FR939377A (fr)
NL (1) NL65387C (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL243852A (fr) * 1958-10-08
US3055813A (en) * 1958-11-17 1962-09-25 Pure Oil Co Current controller for use in cathodic protection of steel structures
US3182007A (en) * 1958-12-01 1965-05-04 Continental Oil Co Electrode assembly for the anodic passivation of metals
US3208925A (en) * 1960-01-07 1965-09-28 Continental Oil Co Anodic protection against corrosion
CA2060673C (fr) * 1992-02-05 1998-11-24 Michel Montreuil Methode de neutralisation du courant de fuite, et dispositif
SE469987B (sv) * 1992-03-05 1993-10-18 Stri Ab Anordning för kompensering av en växelspänning som uppträder mellan ett medium och en i mediet förlagd metallisk rörledning
US5825170A (en) * 1997-01-24 1998-10-20 Filtre-Expert Magnetically coupled alternating stray current neutralizing method and system
US7064459B1 (en) * 2001-08-20 2006-06-20 Brunswick Corporation Method of inhibiting corrosion of a component of a marine vessel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1971146A (en) * 1933-02-20 1934-08-21 Western Union Telegraph Co Electrical protective device
US1962696A (en) * 1934-03-01 1934-06-12 George I Rhodes Method of and means for protecting pipe lines and other buried metallic structures from corrosion
US2053214A (en) * 1934-04-21 1936-09-01 Union Carbide & Carbon Corp Electrode resistant to anodic attack
US2395833A (en) * 1943-01-09 1946-03-05 Int Standard Electric Corp Electrolysis switch

Also Published As

Publication number Publication date
CH275450A (fr) 1951-05-31
US2483397A (en) 1949-10-04
NL65387C (fr)

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