NL56140C - PROCEDURE FOR APPLYING RUST PROTECTIVE PHOSPHATE COVERS TO METALS - Google Patents

PROCEDURE FOR APPLYING RUST PROTECTIVE PHOSPHATE COVERS TO METALS

Info

Publication number
NL56140C
NL56140C NL103595A NL103595A NL56140C NL 56140 C NL56140 C NL 56140C NL 103595 A NL103595 A NL 103595A NL 103595 A NL103595 A NL 103595A NL 56140 C NL56140 C NL 56140C
Authority
NL
Netherlands
Prior art keywords
metals
procedure
applying rust
protective phosphate
rust protective
Prior art date
Application number
NL103595A
Other languages
Dutch (nl)
Original Assignee
Metallgesellschaft 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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Application granted granted Critical
Publication of NL56140C publication Critical patent/NL56140C/en

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
    • C23C22/10—Orthophosphates containing oxidants

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)
NL103595A 1940-10-23 1941-11-13 PROCEDURE FOR APPLYING RUST PROTECTIVE PHOSPHATE COVERS TO METALS NL56140C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR230272X 1940-10-23
FR971926T 1940-10-23

Publications (1)

Publication Number Publication Date
NL56140C true NL56140C (en) 1944-04-15

Family

ID=61192560

Family Applications (1)

Application Number Title Priority Date Filing Date
NL103595A NL56140C (en) 1940-10-23 1941-11-13 PROCEDURE FOR APPLYING RUST PROTECTIVE PHOSPHATE COVERS TO METALS

Country Status (3)

Country Link
CH (1) CH230272A (en)
FR (1) FR971926A (en)
NL (1) NL56140C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2955967A (en) * 1958-09-25 1960-10-11 Amchem Prod Method and solution for phosphatizing metals

Also Published As

Publication number Publication date
CH230272A (en) 1943-12-31
FR971926A (en) 1951-01-23

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