DE970310C - Verhinderung von Korrisionen in Dampfkesseln - Google Patents

Verhinderung von Korrisionen in Dampfkesseln

Info

Publication number
DE970310C
DE970310C DEF5593A DEF0005593A DE970310C DE 970310 C DE970310 C DE 970310C DE F5593 A DEF5593 A DE F5593A DE F0005593 A DEF0005593 A DE F0005593A DE 970310 C DE970310 C DE 970310C
Authority
DE
Germany
Prior art keywords
corrosion
steam boilers
prevention
german patent
excerpts
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
DEF5593A
Other languages
English (en)
Inventor
Dr Georg Brinkmann
Dr-Ing Max Zimmermann
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Priority to DEF5593A priority Critical patent/DE970310C/de
Application granted granted Critical
Publication of DE970310C publication Critical patent/DE970310C/de
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
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/18—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using inorganic inhibitors
    • C23F11/181—Nitrogen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/18—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using inorganic inhibitors
    • C23F11/187—Mixtures of inorganic inhibitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

.In Betracht gezogene ältere Patente:
Deutsches Patent Nr. 1 000 295.

Claims (1)

  1. PATENTANSPRUCH:
    Verfahren zur Verhinderung der Korrosion durch Sauerstoff in Dampfkesseln mittels Hydrazin nach Patent 935 659, gekennzeichnet durch die Verwendung von Katalysatoren.
    In Betracht gezogene Druckschriften:
    Deutsche Patentschriften Nr. 284635, 583 526;
    französische Patentschrift Nr. 855 849;
    Mitteilungen der .Vereinigung der Großkesselbesitzer, 1948, S. 70 bis 73;
    Auszüge deutscher Patentanmeldungen, Vol. 7, Ausgabe vom 1. November 1948, S. 453.
DEF5593A 1944-07-21 1950-04-09 Verhinderung von Korrisionen in Dampfkesseln Expired DE970310C (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEF5593A DE970310C (de) 1944-07-21 1950-04-09 Verhinderung von Korrisionen in Dampfkesseln

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE297852X 1944-07-21
DEF5593A DE970310C (de) 1944-07-21 1950-04-09 Verhinderung von Korrisionen in Dampfkesseln

Publications (1)

Publication Number Publication Date
DE970310C true DE970310C (de) 1958-09-04

Family

ID=25782910

Family Applications (1)

Application Number Title Priority Date Filing Date
DEF5593A Expired DE970310C (de) 1944-07-21 1950-04-09 Verhinderung von Korrisionen in Dampfkesseln

Country Status (1)

Country Link
DE (1) DE970310C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0140587A1 (de) * 1983-09-30 1985-05-08 Westinghouse Electric Corporation Verfahren zum Entfernen von gelöstem Sauerstoff aus einem wässrigen Medium

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE284635C (de) * 1912-09-11
DE583526C (de) * 1930-11-28 1933-09-05 Rudolf Oertel Dr Ing Verfahren zum Entgasen von Kesselspeisewasser mittels Waerme und Aktivkohle
FR855849A (fr) * 1939-02-04 1940-05-21 Auxiliaire Des Chemins De Fer Procédé d'épuration et de désoxygénation des eaux industrielles
DE1000295B (de) * 1941-10-31 1957-01-03 Rudolf Oertel Dr Ing Verfahren zur Sauerstoffbindung in Wasser durch oxydierbare Chemikalien oder Gase

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE284635C (de) * 1912-09-11
DE583526C (de) * 1930-11-28 1933-09-05 Rudolf Oertel Dr Ing Verfahren zum Entgasen von Kesselspeisewasser mittels Waerme und Aktivkohle
FR855849A (fr) * 1939-02-04 1940-05-21 Auxiliaire Des Chemins De Fer Procédé d'épuration et de désoxygénation des eaux industrielles
DE1000295B (de) * 1941-10-31 1957-01-03 Rudolf Oertel Dr Ing Verfahren zur Sauerstoffbindung in Wasser durch oxydierbare Chemikalien oder Gase

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0140587A1 (de) * 1983-09-30 1985-05-08 Westinghouse Electric Corporation Verfahren zum Entfernen von gelöstem Sauerstoff aus einem wässrigen Medium

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