DE9002952U1 - - Google Patents

Info

Publication number
DE9002952U1
DE9002952U1 DE9002952U DE9002952U DE9002952U1 DE 9002952 U1 DE9002952 U1 DE 9002952U1 DE 9002952 U DE9002952 U DE 9002952U DE 9002952 U DE9002952 U DE 9002952U DE 9002952 U1 DE9002952 U1 DE 9002952U1
Authority
DE
Germany
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 - Lifetime
Application number
DE9002952U
Other languages
German (de)
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.)
NORSK HYDRO MAGNESIUMGESELLSCHAFT MBH 4250 BOTTROP DE
Original Assignee
NORSK HYDRO MAGNESIUMGESELLSCHAFT MBH 4250 BOTTROP DE
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 NORSK HYDRO MAGNESIUMGESELLSCHAFT MBH 4250 BOTTROP DE filed Critical NORSK HYDRO MAGNESIUMGESELLSCHAFT MBH 4250 BOTTROP DE
Priority to DE9002952U priority Critical patent/DE9002952U1/de
Publication of DE9002952U1 publication Critical patent/DE9002952U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/40—Arrangements for preventing corrosion
    • F24H9/45—Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means
    • F24H9/455—Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means for water heaters
    • 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
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/40—Arrangements for preventing corrosion
    • F24H9/45—Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means
DE9002952U 1990-01-30 1990-03-15 Expired - Lifetime DE9002952U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9002952U DE9002952U1 (en) 1990-01-30 1990-03-15

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE9001027 1990-01-30
DE9002952U DE9002952U1 (en) 1990-01-30 1990-03-15

Publications (1)

Publication Number Publication Date
DE9002952U1 true DE9002952U1 (en) 1990-08-02

Family

ID=25956168

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9002952U Expired - Lifetime DE9002952U1 (en) 1990-01-30 1990-03-15

Country Status (1)

Country Link
DE (1) DE9002952U1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000020659A1 (en) * 1998-10-07 2000-04-13 Mts Technical S.A. Device with selected current level for active protection against corrosion of a water heater or similar appliances
DE19939134C1 (en) * 1999-08-18 2001-03-15 Bosch Gmbh Robert Protection device for hot water storage
DE102004055261B3 (en) * 2004-11-17 2006-08-03 Robert Bosch Gmbh Protective device for a hot water tank

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000020659A1 (en) * 1998-10-07 2000-04-13 Mts Technical S.A. Device with selected current level for active protection against corrosion of a water heater or similar appliances
BE1012223A3 (en) * 1998-10-07 2000-07-04 Mts Technical S A Protection device impose on current corrosion of water heater and similar equipment.
DE19939134C1 (en) * 1999-08-18 2001-03-15 Bosch Gmbh Robert Protection device for hot water storage
DE102004055261B3 (en) * 2004-11-17 2006-08-03 Robert Bosch Gmbh Protective device for a hot water tank

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