AU651370B2 - Cold reduced non-aging deep drawing steel and method for producing - Google Patents

Cold reduced non-aging deep drawing steel and method for producing Download PDF

Info

Publication number: AU651370B2
Authority: AU; Australia
Prior art keywords: aluminum; sheet; slab; nitrogen; temperature
Prior art date: 1991-06-25
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.): Ceased

Application number

AU83739/91A

Other languages

English (en)

Other versions

AU8373991A (en

Inventor

Rollin E. Hook

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.)

Cleveland Cliffs Steel Corp

Original Assignee

Armco Steel Co LP

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.)

1991-06-25

Filing date

1991-09-09

Publication date

1994-07-21

1991-06-25 Priority claimed from US07/720,966 external-priority patent/US5123971A/en

1991-09-09 Application filed by Armco Steel Co LP filed Critical Armco Steel Co LP

1993-02-11 Publication of AU8373991A publication Critical patent/AU8373991A/en

1994-07-21 Application granted granted Critical

1994-07-21 Publication of AU651370B2 publication Critical patent/AU651370B2/en

1999-12-23 Assigned to AK STEEL CORPORATION reassignment AK STEEL CORPORATION Alteration of Name(s) in Register under S187 Assignors: ARMCO STEEL COMPANY, L.P.

2011-09-09 Anticipated expiration legal-status Critical

Status Ceased legal-status Critical Current

Links

Landscapes

Heat Treatment Of Sheet Steel (AREA)

AU83739/91A 1991-06-25 1991-09-09 Cold reduced non-aging deep drawing steel and method for producing Ceased AU651370B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/720,966 US5123971A (en)	1989-10-02	1991-06-25	Cold reduced non-aging deep drawing steel and method for producing
US720966		1991-06-25

Publications (2)

Publication Number	Publication Date
AU8373991A AU8373991A (en)	1993-02-11
AU651370B2 true AU651370B2 (en)	1994-07-21

Family

ID=24895976

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU83739/91A Ceased AU651370B2 (en)	1991-06-25	1991-09-09	Cold reduced non-aging deep drawing steel and method for producing

Country Status (7)

Country	Link
JP (1)	JPH083685A (2)
AU (1)	AU651370B2 (2)
BR (1)	BR9104099A (2)
CA (1)	CA2050566C (2)
FI (1)	FI97899C (2)
TW (1)	TW224142B (2)
ZA (1)	ZA917328B (2)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU446512B2 (en) *	1968-07-29	1971-02-04	Nippon Kokan Kabushikikaisha	Cold rolled al-killed steel sheet having good-drawability and method of manufacturing the same
JPS6123721A (ja) *	1984-07-09	1986-02-01	Nippon Steel Corp	箱焼鈍による深絞り用冷延鋼板の製法
AU611883B2 (en) *	1987-02-02	1991-06-27	John Lysaght (Australia) Limited	Steel suited to cintinuous casting and annealing

1991
- 1991-08-02 TW TW80106068A patent/TW224142B/zh active
- 1991-09-03 CA CA 2050566 patent/CA2050566C/en not_active Expired - Fee Related
- 1991-09-09 AU AU83739/91A patent/AU651370B2/en not_active Ceased
- 1991-09-13 ZA ZA917328A patent/ZA917328B/xx unknown
- 1991-09-24 BR BR9104099A patent/BR9104099A/pt not_active IP Right Cessation
- 1991-12-28 JP JP35982991A patent/JPH083685A/ja active Pending
1992
- 1992-06-02 FI FI922539A patent/FI97899C/fi active IP Right Grant

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU446512B2 (en) *	1968-07-29	1971-02-04	Nippon Kokan Kabushikikaisha	Cold rolled al-killed steel sheet having good-drawability and method of manufacturing the same
JPS6123721A (ja) *	1984-07-09	1986-02-01	Nippon Steel Corp	箱焼鈍による深絞り用冷延鋼板の製法
AU611883B2 (en) *	1987-02-02	1991-06-27	John Lysaght (Australia) Limited	Steel suited to cintinuous casting and annealing

Also Published As

Publication number	Publication date
AU8373991A (en)	1993-02-11
CA2050566A1 (en)	1992-12-26
FI922539A0 (fi)	1992-06-02
CA2050566C (en)	2001-01-23
TW224142B (2)	1994-05-21
FI922539L (fi)	1992-12-26
FI97899C (fi)	1997-03-10
ZA917328B (en)	1992-09-30
FI97899B (fi)	1996-11-29
JPH083685A (ja)	1996-01-09
BR9104099A (pt)	1993-01-12

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Legal Events

Date	Code	Title	Description
2002-04-11	MK14	Patent ceased section 143(a) (annual fees not paid) or expired