LU33622A1 - Steel objects, such as tanks and containers, protected by a coating. - Google Patents

Steel objects, such as tanks and containers, protected by a coating.

Info

Publication number
LU33622A1
LU33622A1 LU33622DA LU33622A1 LU 33622 A1 LU33622 A1 LU 33622A1 LU 33622D A LU33622D A LU 33622DA LU 33622 A1 LU33622 A1 LU 33622A1
Authority
LU
Luxembourg
Prior art keywords
tanks
containers
protected
coating
steel objects
Prior art date
Application number
Other languages
French (fr)
Inventor
Ludwig K Schuster
Jr Alfonso L Baldi
Original Assignee
Heintz Mfg Co
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
Priority claimed from US371427A external-priority patent/US2777785A/en
Priority claimed from US433698A external-priority patent/US2773623A/en
Application filed by Heintz Mfg Co filed Critical Heintz Mfg Co
Publication of LU33622A1 publication Critical patent/LU33622A1/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
    • C23C22/40—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 molybdates, tungstates or vanadates
    • C23C22/43—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 molybdates, tungstates or vanadates containing also hexavalent chromium compounds
    • 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
    • C23C22/24—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 hexavalent chromium compounds
    • C23C22/30—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 hexavalent chromium compounds containing also trivalent chromium

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)
LU33622D 1953-07-30 1955-05-28 Steel objects, such as tanks and containers, protected by a coating. LU33622A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US371427A US2777785A (en) 1953-07-30 1953-07-30 Composition for and method of treating metals as well as the treated product
US433698A US2773623A (en) 1954-06-01 1954-06-01 Corrosion resistant coated steel members and method of making

Publications (1)

Publication Number Publication Date
LU33622A1 true LU33622A1 (en) 1956-10-01

Family

ID=22374317

Family Applications (1)

Application Number Title Priority Date Filing Date
LU33622D LU33622A1 (en) 1953-07-30 1955-05-28 Steel objects, such as tanks and containers, protected by a coating.

Country Status (4)

Country Link
CA (1) CA581081A (en)
DE (1) DE1176958B (en)
FR (1) FR1145660A (en)
LU (1) LU33622A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1250233B (en) * 1960-10-10 1967-09-14 Amchem Products, Ine , Ambler, Pa (V St A) Process for passivating metal surfaces
NL282799A (en) * 1961-09-13

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA437349A (en) * 1946-10-08 J. King Vernon Dyed metal
CA437350A (en) * 1946-10-08 Rheem Research Products Incorporated Corrosion resistant metal
BE434749A (en) * 1938-06-08
US2393665A (en) * 1944-03-27 1946-01-29 Rheem Res Products Inc Corrosion resistant metal
DE1003533B (en) * 1951-08-20 1957-02-28 Kaiser Aluminium Chem Corp Mixture and process for the chemical production of gloss on aluminum and aluminum alloys
NL84245C (en) * 1952-06-12

Also Published As

Publication number Publication date
CA581081A (en) 1959-08-11
FR1145660A (en) 1957-10-29
DE1176958B (en) 1964-08-27

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