FR2182053A1 - Heat treating workpieces - by hot gas in open ended cylinders intermittently rolling down inclined furnace floor - Google Patents

Heat treating workpieces - by hot gas in open ended cylinders intermittently rolling down inclined furnace floor

Info

Publication number
FR2182053A1
FR2182053A1 FR7314931A FR7314931A FR2182053A1 FR 2182053 A1 FR2182053 A1 FR 2182053A1 FR 7314931 A FR7314931 A FR 7314931A FR 7314931 A FR7314931 A FR 7314931A FR 2182053 A1 FR2182053 A1 FR 2182053A1
Authority
FR
France
Prior art keywords
hot gas
cylinders
heat treating
open ended
rolling down
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.)
Granted
Application number
FR7314931A
Other languages
English (en)
French (fr)
Other versions
FR2182053B3 (enrdf_load_stackoverflow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SKF Industrial Trading and Development Co BV
Original Assignee
SKF Industrial Trading and Development Co BV
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 SKF Industrial Trading and Development Co BV filed Critical SKF Industrial Trading and Development Co BV
Publication of FR2182053A1 publication Critical patent/FR2182053A1/fr
Application granted granted Critical
Publication of FR2182053B3 publication Critical patent/FR2182053B3/fr
Granted 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
    • 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
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/06—Solid state diffusion of only metal elements or silicon into metallic material surfaces using gases
    • 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
    • C23C8/00—Solid 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
    • C23C8/06—Solid 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 gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Tunnel Furnaces (AREA)
FR7314931A 1972-04-26 1973-04-25 Heat treating workpieces - by hot gas in open ended cylinders intermittently rolling down inclined furnace floor Granted FR2182053A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6829272A IT954770B (it) 1972-04-26 1972-04-26 Forno continuo per la cementazione di pezzi di piccole e medie dimen sioni

Publications (2)

Publication Number Publication Date
FR2182053A1 true FR2182053A1 (en) 1973-12-07
FR2182053B3 FR2182053B3 (enrdf_load_stackoverflow) 1975-10-24

Family

ID=11308867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7314931A Granted FR2182053A1 (en) 1972-04-26 1973-04-25 Heat treating workpieces - by hot gas in open ended cylinders intermittently rolling down inclined furnace floor

Country Status (3)

Country Link
DE (1) DE2321132C3 (enrdf_load_stackoverflow)
FR (1) FR2182053A1 (enrdf_load_stackoverflow)
IT (1) IT954770B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2803455C2 (de) * 1978-01-27 1982-08-26 Elino Industrie Ofenbau Carl Hanf GmbH + Co, 5160 Düren Werkstückträger

Also Published As

Publication number Publication date
FR2182053B3 (enrdf_load_stackoverflow) 1975-10-24
DE2321132C3 (de) 1975-04-17
DE2321132A1 (de) 1973-11-15
DE2321132B2 (de) 1974-09-05
IT954770B (it) 1973-09-15

Similar Documents

Publication Publication Date Title
US3998703A (en) Method of treating materials on a rotary hearth
ZA716349B (en) Process for heat treating rails having a high wear resistance and the rails treated by said process
ES433073A1 (es) Procedimiento para el tratamiento termico de material gra- nulado y-o en trozos, en especial para calcinar cal, dolo- mita, magnesita o similares.
GB1055857A (en) Method and apparatus for treating carbonaceous material
FR2182053A1 (en) Heat treating workpieces - by hot gas in open ended cylinders intermittently rolling down inclined furnace floor
US3227627A (en) Process and apparatus for heat treatment of material which yields oxidizable volatile matter under heat
GB1394200A (enrdf_load_stackoverflow)
ZA832767B (en) Apparatus for heat treatment of material in pieces at high temperature
ES412199A1 (es) Perfeccionamientos en precalentadores para materiales par- ticulados.
US1810313A (en) Process of and apparatus for heat treating alkaline earth carbonate and other materials
GB940827A (en) Heat treating apparatus
US663088A (en) Apparatus for making chlorin.
FR2193882A1 (en) Heat treating ore pellets - in which pre-drying and pre-heating of pell-ets allows use of shorter furnaces
ES384685A1 (es) Procedimiento y aparato para la continua separacion de ma- terial volatil de un material que la produce al calentarse.
SU370250A1 (ru) УСТРОЙСТВО дл НАГРЕВА ДЕТАЛЕЙ
DE594905C (de) Verfahren und Vorrichtung zum Zementieren von Stahl und Eisen
JPS53104536A (en) Treating apparatus of ion nitriding
NL7204319A (en) Treatment of feed and effluent streams - flowing to and from an isotope exchange plant
AT299781B (de) Verfahren zur Durchführung beliebiger endothermer Prozesse im Schachtofen, z.B. zum Brennen von Kalk
FR2157168A5 (en) Fin removal from metal articles - by flame or corrosion treatment
GB1258087A (enrdf_load_stackoverflow)
FR2097498A5 (en) Cartridge hardening installation - for automated heating and quenching
CH555304A (de) Verfahren zum brennen und sintern von koernigem, gebrochenem oder geformtem brenngut und ofenanlage zur durchfuehrung des verfahrens.
ES405054A1 (es) Procedimiento y aparato para el tratamiento de estiercol.
JPS52766A (en) Treatment process for nitrogen oxides