AU6792774A - Method of blackening ferrous metal surfaces - Google Patents

Method of blackening ferrous metal surfaces

Info

Publication number
AU6792774A
AU6792774A AU67927/74A AU6792774A AU6792774A AU 6792774 A AU6792774 A AU 6792774A AU 67927/74 A AU67927/74 A AU 67927/74A AU 6792774 A AU6792774 A AU 6792774A AU 6792774 A AU6792774 A AU 6792774A
Authority
AU
Australia
Prior art keywords
blackening
ferrous metal
metal surfaces
ferrous
metal
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
AU67927/74A
Other versions
AU485487B2 (en
Inventor
Jr. And Lawrence J. Balash John K. Howell
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.)
Oxy Metal Industries Corp
Original Assignee
Oxy Metal Finishing Corp
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 Oxy Metal Finishing Corp filed Critical Oxy Metal Finishing Corp
Application granted granted Critical
Publication of AU6792774A publication Critical patent/AU6792774A/en
Publication of AU485487B2 publication Critical patent/AU485487B2/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
    • C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
    • C23C22/50—Treatment of iron or alloys based thereon

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)
AU67927/74A 1974-04-16 Method of blackening ferrous metal surfaces Expired AU485487B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35914673A 1973-05-10 1973-05-10
US448168A US3920486A (en) 1973-05-10 1974-03-04 Method of blackening ferrous metal surfaces

Publications (2)

Publication Number Publication Date
AU6792774A true AU6792774A (en) 1975-10-16
AU485487B2 AU485487B2 (en) 1975-10-16

Family

ID=

Also Published As

Publication number Publication date
FR2228862A1 (en) 1974-12-06
CA1026655A (en) 1978-02-21
DE2422569A1 (en) 1974-11-28
AR204720A1 (en) 1976-02-27
BR7403786D0 (en) 1974-12-03
JPS5030750A (en) 1975-03-27
US3920486A (en) 1975-11-18
JPS5344889B2 (en) 1978-12-02
FR2228862B1 (en) 1978-10-20
GB1432750A (en) 1976-04-22

Similar Documents

Publication Publication Date Title
CA1032703A (en) Coating solution for metal surfaces
CA1032678A (en) Ferric-containing composition and method for coating metal surfaces
YU36197B (en) Process for the modification of metal surfaces
CA976002A (en) Method of producing wear-resistant ferrous sintered metal
AU501220B2 (en) Phosphate-polymer treatment of metal surfaces
AU499468B2 (en) Metal forming process & lubricant therefor
CA970836A (en) Method of hardfacing metal workpiece
CA987208A (en) Method of pretreating metal surfaces
CA1026655A (en) Method of blackening ferrous metal surfaces
AU476261B2 (en) Use of metal compound in coating composition and method
CA1030481A (en) Surface treatment of parts of ferrous alloys
ZA742325B (en) Method of blackening ferrous metal surfaces
AU502391B2 (en) Coating metal surfaces
AU485487B2 (en) Method of blackening ferrous metal surfaces
JPS51145438A (en) Method of coating with metal
CA1015230A (en) Method of metal coating
CA879057A (en) Method of forming metal alloys
AU500275B2 (en) Melamine-formaldehyde & tannin treatment of metal surfaces
CA1018543A (en) Process of reduction of ferric ions into ferrous ions
CA1000805A (en) Method of arc deposition of weld metal
CA899212A (en) Chromising of ferrous metal substrates
AU479637B2 (en) Coating solution for metal surfaces
CA1005967A (en) Method and means of forming metal parts
AU481588B2 (en) An improved method of rolling metal
CA941690A (en) Method of making metal articles