GB2028810B - Corrosion-retarding compositions comprising hydrazine salts - Google Patents

Corrosion-retarding compositions comprising hydrazine salts

Info

Publication number
GB2028810B
GB2028810B GB7844782A GB7844782A GB2028810B GB 2028810 B GB2028810 B GB 2028810B GB 7844782 A GB7844782 A GB 7844782A GB 7844782 A GB7844782 A GB 7844782A GB 2028810 B GB2028810 B GB 2028810B
Authority
GB
United Kingdom
Prior art keywords
corrosion
hydrazine salts
retarding compositions
retarding
compositions
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
GB7844782A
Other versions
GB2028810A (en
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.)
Malaco AG
Kemanobel AB
Original Assignee
Malaco AG
Kemanobel AB
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 SE7712957A external-priority patent/SE408918B/en
Priority claimed from SE7712954A external-priority patent/SE408915B/en
Application filed by Malaco AG, Kemanobel AB filed Critical Malaco AG
Publication of GB2028810A publication Critical patent/GB2028810A/en
Application granted granted Critical
Publication of GB2028810B publication Critical patent/GB2028810B/en
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
    • C23F11/10—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
    • C23F11/145—Amides; N-substituted amides

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)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
GB7844782A 1977-11-16 1978-11-16 Corrosion-retarding compositions comprising hydrazine salts Expired GB2028810B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7712957A SE408918B (en) 1977-11-16 1977-11-16 CORROSION INHIBITING COMPOSITION
SE7712954A SE408915B (en) 1977-11-16 1977-11-16 METHOD TO PREVENT CORROSION OF METALS IN CONTACT WITH CORROSIVE LIQUID SYSTEMS AND MEASURES FOR IMPLEMENTING THE KIT

Publications (2)

Publication Number Publication Date
GB2028810A GB2028810A (en) 1980-03-12
GB2028810B true GB2028810B (en) 1982-08-25

Family

ID=26656909

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7844782A Expired GB2028810B (en) 1977-11-16 1978-11-16 Corrosion-retarding compositions comprising hydrazine salts

Country Status (2)

Country Link
GB (1) GB2028810B (en)
NO (1) NO151045C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2103955B (en) * 1981-07-13 1984-12-05 Raychem Corp Protecting metal substrates from corrosion
IL79624A0 (en) * 1986-08-05 1986-11-30 Yeda Res & Dev Amphiphilic amides and films produced from these
FR2738018B1 (en) * 1995-08-24 1997-09-26 Ceca Sa INHIBITION OF CARBON CORROSION OF STEEL BY N-ALCOYL-SARCOSINES

Also Published As

Publication number Publication date
NO151045C (en) 1985-02-06
NO151045B (en) 1984-10-22
GB2028810A (en) 1980-03-12
NO783851L (en) 1979-05-18

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19981115