KR900009185A - Method for manufacturing sintered materials using rust-produced cast iron powder - Google Patents
Method for manufacturing sintered materials using rust-produced cast iron powderInfo
- Publication number
- KR900009185A KR900009185A KR1019880018010A KR880018010A KR900009185A KR 900009185 A KR900009185 A KR 900009185A KR 1019880018010 A KR1019880018010 A KR 1019880018010A KR 880018010 A KR880018010 A KR 880018010A KR 900009185 A KR900009185 A KR 900009185A
- Authority
- KR
- South Korea
- Prior art keywords
- rust
- cast iron
- iron powder
- sintered materials
- manufacturing sintered
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019880018010A KR910008879B1 (en) | 1988-12-30 | 1988-12-30 | Manufacture method of sintering articles for use cast powder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019880018010A KR910008879B1 (en) | 1988-12-30 | 1988-12-30 | Manufacture method of sintering articles for use cast powder |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900009185A true KR900009185A (en) | 1990-07-02 |
KR910008879B1 KR910008879B1 (en) | 1991-10-24 |
Family
ID=19281011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880018010A KR910008879B1 (en) | 1988-12-30 | 1988-12-30 | Manufacture method of sintering articles for use cast powder |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910008879B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104831341A (en) * | 2015-04-21 | 2015-08-12 | 江西铜业股份有限公司 | Cast iron member surface decarbonization device and decarburization process |
-
1988
- 1988-12-30 KR KR1019880018010A patent/KR910008879B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR910008879B1 (en) | 1991-10-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
AMND | Amendment | ||
J2X1 | Appeal (before the patent court) |
Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL |
|
G160 | Decision to publish patent application | ||
B701 | Decision to grant | ||
GRNT | Written decision to grant | ||
E601 | Decision to refuse application | ||
FPAY | Annual fee payment |
Payment date: 20020708 Year of fee payment: 12 |
|
LAPS | Lapse due to unpaid annual fee |