BE475324A - - Google Patents

Info

Publication number
BE475324A
BE475324A BE475324DA BE475324A BE 475324 A BE475324 A BE 475324A BE 475324D A BE475324D A BE 475324DA BE 475324 A BE475324 A BE 475324A
Authority
BE
Belgium
Prior art keywords
silicon carbide
alkali
sodium
composition
carbonate
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE475324A publication Critical patent/BE475324A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C8/00Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/40Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
    • C23C8/42Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions only one element being applied
    • C23C8/44Carburising
    • C23C8/46Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
BE475324D BE475324A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
BE475324A true BE475324A (enrdf_load_html_response)

Family

ID=124047

Family Applications (1)

Application Number Title Priority Date Filing Date
BE475324D BE475324A (enrdf_load_html_response)

Country Status (1)

Country Link
BE (1) BE475324A (enrdf_load_html_response)

Similar Documents

Publication Publication Date Title
WO2022202914A1 (ja) 球状黒鉛鋳鉄、球状黒鉛鋳鉄の製造方法及び球状化処理剤
BE475324A (enrdf_load_html_response)
EP1639145B1 (fr) Produits inoculants contenant du bismuth et des terres rares
BE514115A (enrdf_load_html_response)
US2188063A (en) Case hardening composition
BE662833A (enrdf_load_html_response)
BE497760A (enrdf_load_html_response)
BE515776A (enrdf_load_html_response)
BE398113A (enrdf_load_html_response)
BE408854A (enrdf_load_html_response)
Naidek et al. Some considerations of the mechanism of nodular graphite formation in cast iron
BE372072A (enrdf_load_html_response)
CH179500A (fr) Procédé pour la purification de bains métalliques.
CH178607A (fr) Procédé pour l'élimination d'impuretés de métaux légers.
CH514679A (fr) Alliage pour le traitement des fontes et son utilisation pour la préparation d'une fonte à graphite sphéroïdal
CH278655A (fr) Procédé pour l'obtention d'une pièce en fonte graphitique et pièce obtenue par ce procédé.
BE474689A (enrdf_load_html_response)
BE416071A (enrdf_load_html_response)
BE366224A (enrdf_load_html_response)
JPH0643623B2 (ja) 耐硝酸腐食性の優れたTi−Ta系合金
BE411582A (enrdf_load_html_response)
BE524897A (enrdf_load_html_response)
BE624534A (enrdf_load_html_response)
CH285853A (fr) Procédé pour la fabrication de pièces en fonte grise à haute résistance mécanique et piéce obtenue par ce procédé.
CH270892A (fr) Procédé de préparation d'un alliage dur et alliage obtenu par ce procédé.