NO904392D0 - PROCEDURE FOR CONDITIONING ALUMINUM ALUMINUM POWDER. - Google Patents

PROCEDURE FOR CONDITIONING ALUMINUM ALUMINUM POWDER.

Info

Publication number
NO904392D0
NO904392D0 NO904392A NO904392A NO904392D0 NO 904392 D0 NO904392 D0 NO 904392D0 NO 904392 A NO904392 A NO 904392A NO 904392 A NO904392 A NO 904392A NO 904392 D0 NO904392 D0 NO 904392D0
Authority
NO
Norway
Prior art keywords
aluminum
procedure
conditioning
powder
aluminum powder
Prior art date
Application number
NO904392A
Other languages
Norwegian (no)
Other versions
NO904392L (en
Inventor
Guenter Staniek
Uwe Hoppe
Karl Wefers
Original Assignee
Deutsche Forsch Luft Raumfahrt
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 Deutsche Forsch Luft Raumfahrt filed Critical Deutsche Forsch Luft Raumfahrt
Publication of NO904392D0 publication Critical patent/NO904392D0/en
Publication of NO904392L publication Critical patent/NO904392L/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • 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
    • C23C22/56—Treatment of aluminium or alloys based thereon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
NO90904392A 1989-10-13 1990-10-11 PROCEDURE FOR CONDITIONING ALUMINUM ALUMINUM POWDER. NO904392L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3934251A DE3934251C1 (en) 1989-10-13 1989-10-13

Publications (2)

Publication Number Publication Date
NO904392D0 true NO904392D0 (en) 1990-10-11
NO904392L NO904392L (en) 1991-04-15

Family

ID=6391433

Family Applications (1)

Application Number Title Priority Date Filing Date
NO90904392A NO904392L (en) 1989-10-13 1990-10-11 PROCEDURE FOR CONDITIONING ALUMINUM ALUMINUM POWDER.

Country Status (4)

Country Link
EP (1) EP0422629A1 (en)
JP (1) JPH03134101A (en)
DE (1) DE3934251C1 (en)
NO (1) NO904392L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3879003A1 (en) * 2020-03-10 2021-09-15 Chemetall GmbH Improved method for increasing the concentration of iron(ii) ions in iron side phosphating systems and according phosphating plant

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3004332A (en) * 1958-09-02 1961-10-17 Bell Telephone Labor Inc Powder metallurgy process
GB1140052A (en) * 1966-04-07 1969-01-15 Foseco Int Treatment of aluminium and aluminium alloy powders
JPS6050176A (en) * 1983-08-27 1985-03-19 Pentel Kk Production of colored aluminum powder

Also Published As

Publication number Publication date
JPH03134101A (en) 1991-06-07
DE3934251C1 (en) 1991-01-24
NO904392L (en) 1991-04-15
EP0422629A1 (en) 1991-04-17

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