JPH0470391B2 - - Google Patents

Info

Publication number
JPH0470391B2
JPH0470391B2 JP59040152A JP4015284A JPH0470391B2 JP H0470391 B2 JPH0470391 B2 JP H0470391B2 JP 59040152 A JP59040152 A JP 59040152A JP 4015284 A JP4015284 A JP 4015284A JP H0470391 B2 JPH0470391 B2 JP H0470391B2
Authority
JP
Japan
Prior art keywords
furnace
ammonia atmosphere
steam
supplied
nitrocarburizing
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 - Lifetime
Application number
JP59040152A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60186489A (ja
Inventor
Keishichi Nanba
Katsuya Masuda
Fumitaka Abukawa
Hitoshi Goi
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.)
Dowa Holdings Co Ltd
Original Assignee
Dowa Mining Co Ltd
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 Dowa Mining Co Ltd filed Critical Dowa Mining Co Ltd
Priority to JP4015284A priority Critical patent/JPS60186489A/ja
Publication of JPS60186489A publication Critical patent/JPS60186489A/ja
Publication of JPH0470391B2 publication Critical patent/JPH0470391B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Powder Metallurgy (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
JP4015284A 1984-03-02 1984-03-02 焼結部品の軟窒化処理方法及びその装置 Granted JPS60186489A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4015284A JPS60186489A (ja) 1984-03-02 1984-03-02 焼結部品の軟窒化処理方法及びその装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4015284A JPS60186489A (ja) 1984-03-02 1984-03-02 焼結部品の軟窒化処理方法及びその装置

Publications (2)

Publication Number Publication Date
JPS60186489A JPS60186489A (ja) 1985-09-21
JPH0470391B2 true JPH0470391B2 (enExample) 1992-11-10

Family

ID=12572790

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4015284A Granted JPS60186489A (ja) 1984-03-02 1984-03-02 焼結部品の軟窒化処理方法及びその装置

Country Status (1)

Country Link
JP (1) JPS60186489A (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071382A (en) * 1976-07-22 1978-01-31 Midland-Ross Corporation Method for case hardening powdered metal parts
JPS5819414A (ja) * 1981-07-28 1983-02-04 Riken Corp 摺動部材及びその製造方法
JPS5837155A (ja) * 1981-08-28 1983-03-04 Riken Corp 摺動部材

Also Published As

Publication number Publication date
JPS60186489A (ja) 1985-09-21

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term