ATE105876T1 - Korrosionsinhibitoren für hochfesten und mittelfesten stahl. - Google Patents

Korrosionsinhibitoren für hochfesten und mittelfesten stahl.

Info

Publication number
ATE105876T1
ATE105876T1 AT89201924T AT89201924T ATE105876T1 AT E105876 T1 ATE105876 T1 AT E105876T1 AT 89201924 T AT89201924 T AT 89201924T AT 89201924 T AT89201924 T AT 89201924T AT E105876 T1 ATE105876 T1 AT E105876T1
Authority
AT
Austria
Prior art keywords
corrosion inhibitors
medium
strength
high strength
strength steel
Prior art date
Application number
AT89201924T
Other languages
English (en)
Inventor
Marco Cesari
Arnaldo Roggero
Luigi Rivola
Yean Demertzis
Original Assignee
Eniricerche Spa
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 IT8821552A external-priority patent/IT1236261B/it
Priority claimed from IT8823094A external-priority patent/IT1227905B/it
Application filed by Eniricerche Spa filed Critical Eniricerche Spa
Application granted granted Critical
Publication of ATE105876T1 publication Critical patent/ATE105876T1/de

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
    • C23F11/10—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 organic inhibitors
    • C23F11/14—Nitrogen-containing compounds
    • C23F11/146—Nitrogen-containing compounds containing a multiple nitrogen-to-carbon bond
    • 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
    • C23F11/10—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 organic inhibitors
    • C23F11/14—Nitrogen-containing compounds
    • C23F11/149—Heterocyclic compounds containing nitrogen as hetero atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Lubricants (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Prevention Of Electric Corrosion (AREA)
AT89201924T 1988-07-29 1989-07-21 Korrosionsinhibitoren für hochfesten und mittelfesten stahl. ATE105876T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8821552A IT1236261B (it) 1988-07-29 1988-07-29 Inibitori della corrosione in acciai alto e medio resistenziali.
IT8823094A IT1227905B (it) 1988-12-23 1988-12-23 Uso di composti a struttura azometinica come inibitori di corrosione

Publications (1)

Publication Number Publication Date
ATE105876T1 true ATE105876T1 (de) 1994-06-15

Family

ID=26327930

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89201924T ATE105876T1 (de) 1988-07-29 1989-07-21 Korrosionsinhibitoren für hochfesten und mittelfesten stahl.

Country Status (5)

Country Link
US (1) US4986962A (de)
EP (1) EP0352855B1 (de)
AT (1) ATE105876T1 (de)
DE (1) DE68915357T2 (de)
ES (1) ES2053952T3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU630937B2 (en) * 1989-06-30 1992-11-12 Petrolite Corporation Suppression of the evolution of hydrogen sulfide gases from petroleum residua
US5266185A (en) * 1990-09-10 1993-11-30 Petrolite Corporation Method of suppression of hydrogen sulfide with heterocyclic-amine aldehyde reaction products
IT1258804B (it) * 1992-01-22 1996-02-29 Eniricerche Spa Inibizione della corrosione degli acciai
US5567212A (en) * 1995-04-27 1996-10-22 Petrolite Corporation Use of olefinic imines to scavenge sulfur species
US20050123437A1 (en) * 2003-12-03 2005-06-09 Cassidy Juanita M. Methods and compositions for inhibiting metal corrosion

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2496354A (en) * 1947-09-11 1950-02-07 Cities Service Oil Co Method of inhibiting hydrogen sulfide corrosion of metals
US2643977A (en) * 1951-01-29 1953-06-30 Cities Service Res & Dev Co Method of inhibiting corrosion of metals
US2836558A (en) * 1954-05-17 1958-05-27 Cities Service Res & Dev Co Method of inhibiting corrosion of metals
US2836557A (en) * 1954-05-17 1958-05-27 Cities Service Res & Dev Co Method of inhibiting corrosion of metals
US3025313A (en) * 1957-06-28 1962-03-13 Dearborn Chemicals Co Amino-aldehyde condensation product
US3247094A (en) * 1962-11-23 1966-04-19 Nalco Chemical Co Inhibiting corrosion of metal conductors
US3432527A (en) * 1964-11-05 1969-03-11 Armour Ind Chem Co Corrosion inhibitor composition and method
EP0156631A3 (de) * 1984-03-29 1987-04-01 The Dow Chemical Company Korrosionsinhibitoren

Also Published As

Publication number Publication date
DE68915357T2 (de) 1994-10-13
ES2053952T3 (es) 1994-08-01
EP0352855A2 (de) 1990-01-31
US4986962A (en) 1991-01-22
EP0352855A3 (de) 1992-07-08
EP0352855B1 (de) 1994-05-18
DE68915357D1 (de) 1994-06-23

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee