IT1027331B - Soluzione e procedimento per il desposito dei rivestimenti protettivi su pezzi di metalli ferrosi zincati - Google Patents

Soluzione e procedimento per il desposito dei rivestimenti protettivi su pezzi di metalli ferrosi zincati

Info

Publication number
IT1027331B
IT1027331B IT67127/75A IT6712775A IT1027331B IT 1027331 B IT1027331 B IT 1027331B IT 67127/75 A IT67127/75 A IT 67127/75A IT 6712775 A IT6712775 A IT 6712775A IT 1027331 B IT1027331 B IT 1027331B
Authority
IT
Italy
Prior art keywords
ferrous
pieces
procedure
solution
application
Prior art date
Application number
IT67127/75A
Other languages
English (en)
Inventor
Jules Longjepee Michel
Francois Dreulle Noel
Original Assignee
Int Lead Zinc Res
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 Int Lead Zinc Res filed Critical Int Lead Zinc Res
Application granted granted Critical
Publication of IT1027331B publication Critical patent/IT1027331B/it

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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C23C22/12—Orthophosphates containing zinc cations
    • C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite anions
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/23—Condensed phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Coating With Molten Metal (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Chemically Coating (AREA)
IT67127/75A 1974-01-23 1975-01-21 Soluzione e procedimento per il desposito dei rivestimenti protettivi su pezzi di metalli ferrosi zincati IT1027331B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7402178A FR2258464A1 (en) 1974-01-23 1974-01-23 Corrosion resistant coating on galvanised iron - protects pipes carrying hot water and water contg. copper ions

Publications (1)

Publication Number Publication Date
IT1027331B true IT1027331B (it) 1978-11-20

Family

ID=9133847

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67127/75A IT1027331B (it) 1974-01-23 1975-01-21 Soluzione e procedimento per il desposito dei rivestimenti protettivi su pezzi di metalli ferrosi zincati

Country Status (6)

Country Link
JP (1) JPS5526191B2 (it)
BE (1) BE824371A (it)
DE (1) DE2502732C3 (it)
FR (1) FR2258464A1 (it)
IT (1) IT1027331B (it)
SE (1) SE407812B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110128A (en) * 1975-12-17 1978-08-29 International Lead Zinc Research Organization, Inc. Solution and procedure for depositing a protective coating on galvanized steel parts, and solution regeneration procedure
IL50890A (en) * 1975-12-17 1979-10-31 Int Lead Zinc Res Solution and procedure for depositing a protective coating on galvanized steel parts and solution regneeration procedure
JPH0788585B2 (ja) * 1986-11-21 1995-09-27 日本ペイント株式会社 リン酸塩皮膜処理剤

Also Published As

Publication number Publication date
SE407812B (sv) 1979-04-23
BE824371A (fr) 1975-05-02
FR2258464B1 (it) 1978-01-06
JPS50108136A (it) 1975-08-26
SE7500467L (it) 1975-07-24
DE2502732A1 (de) 1975-07-24
DE2502732B2 (de) 1978-10-19
DE2502732C3 (de) 1979-06-13
JPS5526191B2 (it) 1980-07-11
FR2258464A1 (en) 1975-08-18

Similar Documents

Publication Publication Date Title
IT1096349B (it) Procedimento per il trattamento termico di pezzi metallici non ferrosi
IT1061756B (it) Procedimento per il raffreddamento di metalli ferrosi
GB1549845A (en) Diffusion coating of metal or other articles
IT1089464B (it) Substrati di metalli ferrosi rivestiti leghe
IT1114801B (it) Procedimento ciclico per l'applicazione di rivestimenti metallici su pezzi metallici
IT1028218B (it) Procedimento e dispositivo per il rivestimento per elettroforesidi pezzi metallici
IT1062676B (it) Composizione e procedimento per la finitura chimica di superfici metalliche
IT1008275B (it) Composizione particolarmente per rivestimento protettivo di metalli
BR7807874A (pt) Composicao aquosa de revestimento e substratos de metal e de aco
IT1089032B (it) Procedimento per rivestire metalli
IT1012773B (it) Procedimento per l applicazione di rivestimenti fosfatici su metalli
IT1073282B (it) Procedimento e dispositivo per l eliminazione delle vernici o simili rivestimenti da superfici metalliche particolarmente dal rottame di ferro
IT1128005B (it) Procedimento e dispositivo per controllare lo stato dei rivestimenti protettivi di condutture metalli che sottomarine
IT1027331B (it) Soluzione e procedimento per il desposito dei rivestimenti protettivi su pezzi di metalli ferrosi zincati
IT1036986B (it) Lega di acciaio e prodotti contale lega rivestiti
JPS5394518A (en) Method of preventing metal corrosion
IT1099244B (it) Rivestimento per metalli e sue applicazione
SE7812246L (sv) Forfarande for fosfatering av metaller samt losning for forfarandets genomforande
SE7505664L (sv) Forfarande for forbehandling av arbetsstycken av metall for spanlos kallbearbetning.
IT1029973B (it) Procedimento per la nitrurazione di metalli e bagni di sale per il medesimo
BR7604508A (pt) Deposito de metal de solda e artigo que inclui o mesmo
JPS523537A (en) Method of preventing corrosion of metals
IT1054827B (it) Metodo per il trattamento di composizioni metalliche e composizioni cosi ottenute
IT7812474A0 (it) Procedimento per la preconcentrazione di prodotti metalliferi
IT1047141B (it) Prcedimento per rivestire metalli con pellicole protetive non metalliche composizione impiegata e prodotto ottenuto