EP1642995A4 - Method of continuous vacuum carburization of metal wire, metal band or metal pipe and apparatus therefor - Google Patents

Method of continuous vacuum carburization of metal wire, metal band or metal pipe and apparatus therefor

Info

Publication number
EP1642995A4
EP1642995A4 EP04746650A EP04746650A EP1642995A4 EP 1642995 A4 EP1642995 A4 EP 1642995A4 EP 04746650 A EP04746650 A EP 04746650A EP 04746650 A EP04746650 A EP 04746650A EP 1642995 A4 EP1642995 A4 EP 1642995A4
Authority
EP
European Patent Office
Prior art keywords
metal
apparatus therefor
continuous vacuum
vacuum carburization
band
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.)
Withdrawn
Application number
EP04746650A
Other languages
German (de)
French (fr)
Other versions
EP1642995A1 (en
Inventor
Kiyohito Ishida
Hirokuni Amano
Yasushi Hara
Tetsushi Machi
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.)
Nachi Fujikoshi Corp
Original Assignee
Nachi Fujikoshi Corp
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 JP2003271035A external-priority patent/JP4593089B2/en
Application filed by Nachi Fujikoshi Corp filed Critical Nachi Fujikoshi Corp
Priority claimed from PCT/JP2004/009181 external-priority patent/WO2005003400A1/en
Publication of EP1642995A1 publication Critical patent/EP1642995A1/en
Publication of EP1642995A4 publication Critical patent/EP1642995A4/en
Withdrawn legal-status Critical Current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
    • 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
EP04746650A 2003-07-04 2004-06-30 Method of continuous vacuum carburization of metal wire, metal band or metal pipe and apparatus therefor Withdrawn EP1642995A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003271035A JP4593089B2 (en) 2002-07-08 2003-07-04 Trim bit signal generation circuit in flash memory device
PCT/JP2004/009181 WO2005003400A1 (en) 2003-07-04 2004-06-30 Method of continuous vacuum carburization of metal wire, metal band or metal pipe and apparatus therefor

Publications (2)

Publication Number Publication Date
EP1642995A1 EP1642995A1 (en) 2006-04-05
EP1642995A4 true EP1642995A4 (en) 2008-12-24

Family

ID=35986104

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04746650A Withdrawn EP1642995A4 (en) 2003-07-04 2004-06-30 Method of continuous vacuum carburization of metal wire, metal band or metal pipe and apparatus therefor

Country Status (1)

Country Link
EP (1) EP1642995A4 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2771090C (en) 2009-08-07 2017-07-11 Swagelok Company Low temperature carburization under soft vacuum
SG11201403969UA (en) 2012-01-20 2014-08-28 Swagelok Co Concurrent flow of activating gas in low temperature carburization
CN106498112B (en) * 2016-10-26 2018-06-12 武汉钢铁有限公司 A kind of method for smelting welding wire steel H08B
JP6251830B1 (en) * 2017-04-11 2017-12-20 日本発條株式会社 Compression coil spring
CN110172663B (en) * 2019-05-20 2020-03-31 燕山大学 Online continuous nitriding device for bar long material

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58130270A (en) * 1982-01-27 1983-08-03 Michio Sugiyama Continuous vacuum carburizing furnace and its operation method
JPH0387350A (en) * 1989-08-30 1991-04-12 Showa Electric Wire & Cable Co Ltd Method for coloring titanium or titanium alloy
JPH03247749A (en) * 1990-02-24 1991-11-05 Sumitomo Heavy Ind Ltd Method for plasma heat treatment
JP2000355755A (en) * 1999-04-13 2000-12-26 Nachi Fujikoshi Corp Method and device for continuous vacuum carburization
US20030020214A1 (en) * 2001-07-27 2003-01-30 Poor Ralph Paul Vacuum carburizing with unsaturated aromatic hydrocarbons
JP2003129215A (en) * 2001-10-17 2003-05-08 Tanaka:Kk Production method for titanium alloy thread part and titanium alloy thread part using the same
JP2003155552A (en) * 2001-11-16 2003-05-30 Jh Corp Continuous vacuum carburization method and apparatus for the same

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58130270A (en) * 1982-01-27 1983-08-03 Michio Sugiyama Continuous vacuum carburizing furnace and its operation method
JPH0387350A (en) * 1989-08-30 1991-04-12 Showa Electric Wire & Cable Co Ltd Method for coloring titanium or titanium alloy
JPH03247749A (en) * 1990-02-24 1991-11-05 Sumitomo Heavy Ind Ltd Method for plasma heat treatment
JP2000355755A (en) * 1999-04-13 2000-12-26 Nachi Fujikoshi Corp Method and device for continuous vacuum carburization
US20030020214A1 (en) * 2001-07-27 2003-01-30 Poor Ralph Paul Vacuum carburizing with unsaturated aromatic hydrocarbons
JP2003129215A (en) * 2001-10-17 2003-05-08 Tanaka:Kk Production method for titanium alloy thread part and titanium alloy thread part using the same
JP2003155552A (en) * 2001-11-16 2003-05-30 Jh Corp Continuous vacuum carburization method and apparatus for the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005003400A1 *

Also Published As

Publication number Publication date
EP1642995A1 (en) 2006-04-05

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20050411

AK Designated contracting states

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DAX Request for extension of the european patent (deleted)
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A4 Supplementary search report drawn up and despatched

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18D Application deemed to be withdrawn

Effective date: 20090804