AU2695388A - Process of directly reducing iron oxide-containing materials in a rotary kiln - Google Patents

Process of directly reducing iron oxide-containing materials in a rotary kiln

Info

Publication number: AU2695388A
Authority: AU; Australia
Prior art keywords: iron oxide; rotary kiln; containing materials; reducing iron; directly reducing
Prior art date: 1987-12-18
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.): Granted

Application number

AU26953/88A

Other versions

AU610957B2 (en

Inventor

Gerd Elsenheimer

Hermann Lommert

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.)

GEA Group AG

Original Assignee

Metallgesellschaft 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.)

1987-12-18

Filing date

1988-12-16

Publication date

1989-06-22

1988-12-16 Application filed by Metallgesellschaft AG filed Critical Metallgesellschaft AG

1989-06-22 Publication of AU2695388A publication Critical patent/AU2695388A/en

1991-05-30 Application granted granted Critical

1991-05-30 Publication of AU610957B2 publication Critical patent/AU610957B2/en

2008-12-16 Anticipated expiration legal-status Critical

Status Ceased legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture And Refinement Of Metals (AREA)
Manufacture Of Iron (AREA)
Muffle Furnaces And Rotary Kilns (AREA)
Compounds Of Iron (AREA)

AU26953/88A 1987-12-18 1988-12-16 Process of directly reducing iron oxide-containing materials in a rotary kiln Ceased AU610957B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19873743007 DE3743007A1 (en)	1987-12-18	1987-12-18	METHOD FOR THE DIRECT REDUCTION OF IRON OXYGEN-CONTAINING MATERIALS IN THE ROTATING THREAD
DE3743007		1987-12-18

Publications (2)

Publication Number	Publication Date
AU2695388A true AU2695388A (en)	1989-06-22
AU610957B2 AU610957B2 (en)	1991-05-30

Family

ID=6342944

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU26953/88A Ceased AU610957B2 (en)	1987-12-18	1988-12-16	Process of directly reducing iron oxide-containing materials in a rotary kiln

Country Status (11)

Country	Link
EP (1)	EP0321018B1 (en)
CN (1)	CN1016618B (en)
AU (1)	AU610957B2 (en)
BR (1)	BR8805650A (en)
DE (2)	DE3743007A1 (en)
ES (1)	ES2042722T3 (en)
GR (1)	GR3005903T3 (en)
IN (1)	IN169929B (en)
PT (1)	PT89252B (en)
TR (1)	TR23570A (en)
ZA (1)	ZA889414B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1995008652A1 (en) *	1993-09-22	1995-03-30	Rgc Mineral Sands Limited	Roasting of titaniferous materials

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9523229D0 (en) *	1995-11-14	1996-01-17	Allied Dust Processing Ltd	Method of processing finely divided material incorporating metal based constituents
CN100398669C (en) *	2005-05-10	2008-07-02	太原理工大学	Method for preparing low-carbon sponge iron with microwave shaft furnace

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1484260A (en) *	1965-06-23	1967-06-09	Metallgesellschaft Ag	Process for carrying out endothermic reactions in a rotating tube furnace
DE1542305A1 (en) *	1965-06-23	1970-04-30	Metallgesellschaft Ag	Process for carrying out endothermic reactions in a rotary kiln
DE2905339A1 (en) *	1979-02-13	1980-08-21	Metallgesellschaft Ag	METHOD FOR PRODUCING STEEL

1987
- 1987-12-18 DE DE19873743007 patent/DE3743007A1/en not_active Withdrawn
1988
- 1988-01-11 IN IN22/CAL/88A patent/IN169929B/en unknown
- 1988-09-16 CN CN88106723A patent/CN1016618B/en not_active Expired
- 1988-10-05 TR TR706/88A patent/TR23570A/en unknown
- 1988-11-02 BR BR888805650A patent/BR8805650A/en not_active IP Right Cessation
- 1988-12-01 DE DE8888202755T patent/DE3873051D1/en not_active Expired - Lifetime
- 1988-12-01 ES ES88202755T patent/ES2042722T3/en not_active Expired - Lifetime
- 1988-12-01 EP EP88202755A patent/EP0321018B1/en not_active Expired - Lifetime
- 1988-12-15 ZA ZA889414A patent/ZA889414B/en unknown
- 1988-12-16 PT PT89252A patent/PT89252B/en not_active IP Right Cessation
- 1988-12-16 AU AU26953/88A patent/AU610957B2/en not_active Ceased
1992
- 1992-10-08 GR GR920401646T patent/GR3005903T3/el unknown

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1995008652A1 (en) *	1993-09-22	1995-03-30	Rgc Mineral Sands Limited	Roasting of titaniferous materials
CN1041442C (en) *	1993-09-22	1998-12-30	Rgc矿砂有限公司	Roasting of titaniferous materials
US5900040A (en) *	1993-09-22	1999-05-04	Rgc Mineral Sands Limited	Roasting of titaniferous materials

Also Published As

Publication number	Publication date
EP0321018A1 (en)	1989-06-21
DE3743007A1 (en)	1989-06-29
EP0321018B1 (en)	1992-07-22
BR8805650A (en)	1989-07-18
TR23570A (en)	1990-04-03
CN1016618B (en)	1992-05-13
ZA889414B (en)	1990-08-29
AU610957B2 (en)	1991-05-30
PT89252A (en)	1989-12-29
IN169929B (en)	1992-01-11
GR3005903T3 (en)	1993-06-07
ES2042722T3 (en)	1993-12-16
CN1033649A (en)	1989-07-05
DE3873051D1 (en)	1992-08-27
PT89252B (en)	1993-07-30

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Legal Events

Date	Code	Title	Description
2001-07-19	MK14	Patent ceased section 143(a) (annual fees not paid) or expired