FR839866A - Process for making the surface of cast iron articles cellular - Google Patents

Process for making the surface of cast iron articles cellular

Info

Publication number
FR839866A
FR839866A FR839866DA FR839866A FR 839866 A FR839866 A FR 839866A FR 839866D A FR839866D A FR 839866DA FR 839866 A FR839866 A FR 839866A
Authority
FR
France
Prior art keywords
cellular
making
cast iron
iron articles
articles
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
Other languages
French (fr)
Inventor
John William Howlett
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 filed Critical
Application granted granted Critical
Publication of FR839866A publication Critical patent/FR839866A/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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means

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)
FR839866D 1937-10-05 1938-06-27 Process for making the surface of cast iron articles cellular Expired FR839866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB839866X 1937-10-05

Publications (1)

Publication Number Publication Date
FR839866A true FR839866A (en) 1939-04-13

Family

ID=10554471

Family Applications (1)

Application Number Title Priority Date Filing Date
FR839866D Expired FR839866A (en) 1937-10-05 1938-06-27 Process for making the surface of cast iron articles cellular

Country Status (1)

Country Link
FR (1) FR839866A (en)

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