GB897020A - Improvements relating to the working of metals - Google Patents

Improvements relating to the working of metals

Info

Publication number
GB897020A
GB897020A GB381/61A GB38161A GB897020A GB 897020 A GB897020 A GB 897020A GB 381/61 A GB381/61 A GB 381/61A GB 38161 A GB38161 A GB 38161A GB 897020 A GB897020 A GB 897020A
Authority
GB
United Kingdom
Prior art keywords
phosphate
coating
solution
accelerator
acid solution
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
GB381/61A
Other languages
English (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.)
Pyrene Co Ltd
Original Assignee
Pyrene Co Ltd
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 Pyrene Co Ltd filed Critical Pyrene Co Ltd
Publication of GB897020A publication Critical patent/GB897020A/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C9/00—Cooling, heating or lubricating drawing material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
GB381/61A 1960-03-10 1961-01-04 Improvements relating to the working of metals Expired GB897020A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE897020X 1960-03-10
DEM44620A DE1228121B (de) 1960-03-10 1960-03-10 Verfahren zur Erleichterung der Kaltverformung von Eisen von Stahl
FR851344A FR1279796A (fr) 1960-03-10 1961-02-01 Procédé de traitement du fer et de l'acier en vue du formage à froid

Publications (1)

Publication Number Publication Date
GB897020A true GB897020A (en) 1962-05-23

Family

ID=61167775

Family Applications (1)

Application Number Title Priority Date Filing Date
GB381/61A Expired GB897020A (en) 1960-03-10 1961-01-04 Improvements relating to the working of metals

Country Status (6)

Country Link
BE (1) BE599840A (enExample)
CH (1) CH396567A (enExample)
DE (1) DE1228121B (enExample)
FR (1) FR1279796A (enExample)
GB (1) GB897020A (enExample)
SE (1) SE302714B (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2609308A (en) * 1947-11-22 1952-09-02 Parker Rust Proof Co Method and material for producing coatings on metal
GB714321A (en) * 1948-07-23 1954-08-25 Pyrene Co Ltd Improvements in or relating to the coating of ferrous surfaces

Also Published As

Publication number Publication date
CH396567A (de) 1965-07-31
BE599840A (fr) 1961-05-29
FR1279796A (fr) 1961-12-22
SE302714B (enExample) 1968-07-29
DE1228121B (de) 1966-11-03

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