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DE1521586B2 - THROUGH-THROUGH FURNACE FOR HARDENING WORKPIECES, ESPECIALLY FOR GAS CHARBING - Google Patents
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DE1521586B2 - THROUGH-THROUGH FURNACE FOR HARDENING WORKPIECES, ESPECIALLY FOR GAS CHARBING - Google Patents

THROUGH-THROUGH FURNACE FOR HARDENING WORKPIECES, ESPECIALLY FOR GAS CHARBING

Info

Publication number
DE1521586B2
DE1521586B2 DE19661521586 DE1521586A DE1521586B2 DE 1521586 B2 DE1521586 B2 DE 1521586B2 DE 19661521586 DE19661521586 DE 19661521586 DE 1521586 A DE1521586 A DE 1521586A DE 1521586 B2 DE1521586 B2 DE 1521586B2
Authority
DE
Germany
Prior art keywords
furnace
gas
charbing
hardening workpieces
workpieces
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.)
Pending
Application number
DE19661521586
Other languages
German (de)
Other versions
DE1521586A1 (en
Inventor
Hans 3500 Kassel-Oberzwehren Westerkamp
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.)
Volkswagen AG
Original Assignee
Volkswagen 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 Volkswagen AG filed Critical Volkswagen AG
Publication of DE1521586A1 publication Critical patent/DE1521586A1/en
Publication of DE1521586B2 publication Critical patent/DE1521586B2/en
Pending 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
    • 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
    • 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
    • C23C8/08—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 only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising 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)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Tunnel Furnaces (AREA)
  • Furnace Details (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (1)

Patentanspruch:Claim: Durchlaufofen für das Härten von Werkstücken, insbesondere zum Gasaufkohlen, mit einer ein kontinuierlich eingespeistes, gasförmiges Medium innerhalb des Ofens umwälzenden Fördereinrichtung, gekennzeichnet durch mindestens einen in der Ofenwandung für sich gebildeten Gasleitkanal (3; 4), der in an sich bekannter Weise über seine beiden offenen Enden das gasförmige Medium mit Hilfe der Gasfördereinrichtung (5, 6) von dem einen Ende des eigentlichen Ofenraumes zu dem anderen Ende leitet.Continuous furnace for hardening workpieces, especially for gas carburizing, with a conveying device that circulates a continuously fed, gaseous medium within the furnace, characterized by at least one gas duct (3; 4) formed in the furnace wall, which is known per se Way through its two open ends the gaseous medium with the help of the gas delivery device (5, 6) leads from one end of the actual furnace chamber to the other end.
DE19661521586 1966-06-01 1966-06-01 THROUGH-THROUGH FURNACE FOR HARDENING WORKPIECES, ESPECIALLY FOR GAS CHARBING Pending DE1521586B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV0031168 1966-06-01

Publications (2)

Publication Number Publication Date
DE1521586A1 DE1521586A1 (en) 1970-10-08
DE1521586B2 true DE1521586B2 (en) 1971-03-04

Family

ID=7586220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661521586 Pending DE1521586B2 (en) 1966-06-01 1966-06-01 THROUGH-THROUGH FURNACE FOR HARDENING WORKPIECES, ESPECIALLY FOR GAS CHARBING

Country Status (1)

Country Link
DE (1) DE1521586B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3522769C1 (en) * 1985-06-26 1986-04-24 Daimler-Benz Ag, 7000 Stuttgart Method for saving carburizing gas in a push-through gas carburizing plant - US Pat

Also Published As

Publication number Publication date
DE1521586A1 (en) 1970-10-08

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