CH349857A - Process for the production of solid mixtures for the production of aqueous phosphating solutions - Google Patents

Process for the production of solid mixtures for the production of aqueous phosphating solutions

Info

Publication number
CH349857A
CH349857A CH349857DA CH349857A CH 349857 A CH349857 A CH 349857A CH 349857D A CH349857D A CH 349857DA CH 349857 A CH349857 A CH 349857A
Authority
CH
Switzerland
Prior art keywords
production
solid mixtures
phosphating solutions
aqueous phosphating
aqueous
Prior art date
Application number
Other languages
German (de)
Inventor
Heinz Dr Keller
Kempf Hellmuth
Rudolf Dr Brodt
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
Publication of CH349857A publication Critical patent/CH349857A/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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D9/00—Diffusion development apparatus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
CH349857D 1952-11-26 1953-11-24 Process for the production of solid mixtures for the production of aqueous phosphating solutions CH349857A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE261152X 1952-11-26
DEM16391A DE1088308B (en) 1952-11-26 1952-12-31 Process for producing and, if necessary, supplementing phosphating solutions
DE311252X 1952-12-31

Publications (1)

Publication Number Publication Date
CH349857A true CH349857A (en) 1960-10-31

Family

ID=27186788

Family Applications (2)

Application Number Title Priority Date Filing Date
CH311252D CH311252A (en) 1952-11-26 1953-03-24 Apparatus for making positive photocopies.
CH349857D CH349857A (en) 1952-11-26 1953-11-24 Process for the production of solid mixtures for the production of aqueous phosphating solutions

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH311252D CH311252A (en) 1952-11-26 1953-03-24 Apparatus for making positive photocopies.

Country Status (3)

Country Link
BE (1) BE525398A (en)
CH (2) CH311252A (en)
DE (1) DE1088308B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1593880A (en) * 1976-10-28 1981-07-22 Schafer I B Method and material for treatment of surfaces

Also Published As

Publication number Publication date
BE525398A (en)
DE1088308B (en) 1960-09-01
CH311252A (en) 1955-11-30

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